Rapport Therapeutics (RAPP)


Market Price (11/9/2026): $24.55 | Market Cap: $1.5 BilSector: Health Care | Industry: Biotechnology

Rapport Therapeutics (RAPP)


Market Price (11/9/2026): $24.55
Market Cap: $1.5 Bil
Sector: Health Care
Industry: Biotechnology

Investment Highlights Why It Matters Detailed financial logic regarding cash flow yields vs trend-riding momentum.

0

Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -33%

Valuation becoming less expensive
P/S 6M Chg %Price/Sales change over 6 months. Declining P/S indicates valuation has become less expensive. is -41%

Megatrend and thematic drivers
Megatrends include Precision Medicine, and Biotechnology & Genomics. Themes include Targeted Therapies, Biopharmaceutical R&D, Show more.

Weak multi-year price returns
2Y Excs Rtn is -29%, 3Y Excs Rtn is -57%

Meaningful short interest
Short Interest Days-to-CoverDTC = (Short Interest Share Quantity) / (Average Daily Trading Volume). Reflects how many days it would take to cover (close out) the short interest based on average volumes. High DTC can signify an increased risk of a short squeeze. is 11.76

Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -168 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -838%

Significant share based compensation
SBC/Rev LTMShare Based Compensation / Revenue (Sales), Last Twelve Months (LTM) is 137%

Not cash flow generative
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -604%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -606%

Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -18%

Key risks
RAPP key risks include [1] an FDA clinical hold placed on its Investigational New Drug (IND) application for RAP-219, Show more.

0 Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -33%
1 Valuation becoming less expensive
P/S 6M Chg %Price/Sales change over 6 months. Declining P/S indicates valuation has become less expensive. is -41%
2 Megatrend and thematic drivers
Megatrends include Precision Medicine, and Biotechnology & Genomics. Themes include Targeted Therapies, Biopharmaceutical R&D, Show more.
3 Weak multi-year price returns
2Y Excs Rtn is -29%, 3Y Excs Rtn is -57%
4 Meaningful short interest
Short Interest Days-to-CoverDTC = (Short Interest Share Quantity) / (Average Daily Trading Volume). Reflects how many days it would take to cover (close out) the short interest based on average volumes. High DTC can signify an increased risk of a short squeeze. is 11.76
5 Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -168 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -838%
6 Significant share based compensation
SBC/Rev LTMShare Based Compensation / Revenue (Sales), Last Twelve Months (LTM) is 137%
7 Not cash flow generative
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -604%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -606%
8 Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -18%
9 Key risks
RAPP key risks include [1] an FDA clinical hold placed on its Investigational New Drug (IND) application for RAP-219, Show more.

RAPP in ETFs

Weight = RAPP's share of each fund

VTI0.00%
ITOT0.00%
IWM0.02%
NUSC0.05%
IBB0.05%
IWO0.05%
VTWO0.03%
SCHA0.03%
+7 more covered ETFs

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Updated on 11/5/2026

Rapport Therapeutics (RAPP) stock has lost about 40% since 7/31/2026 because of the following key factors:

1. Dilutive Capital Raises Depressed Share Price.

Rapport Therapeutics executed a significant capital raise in late October and early November 2026, which substantially diluted existing shareholders. On October 28, 2026, the company announced a financing package of approximately $350 million to $380 million, including common stock and pre-funded warrants priced at $21.00 per share, which represented a deep discount of about 24% from the prior day's closing price of $27.54. This dilutive offering, coupled with $150 million in convertible senior notes due 2032 and a concurrent private placement, triggered an immediate stock plunge of 16.96% to 22.5% on October 28, 2026. Additionally, an at-the-market (ATM) sale of approximately $10 million in common stock at $25.05 per share occurred in early November 2026, further contributing to the dilution.

2. Safety Concerns Regarding RAP-219's Agitation Side Effect.

Investor apprehension arose due to safety concerns identified with Rapport's lead drug candidate, RAP-219, following its positive Phase 2 topline results for acute bipolar mania announced on October 20, 2026. Analysts, such as Wells Fargo, cited the "agitation" observed in the trial as a potential safety signal, which led to a 13% decline in Rapport's shares since the bipolar data release. The Phase 2 trial data indicated that 3.2% of RAP-219-treated patients discontinued due to adverse events, compared to 0.8% in the placebo group. These safety profile concerns have raised questions about the implications for the higher-dose focal onset seizures (FOS) program.

Show more
Updated on 11/5/2026

Rapport Therapeutics (RAPP) stock has lost about 40% since 7/31/2026 because of the following key factors:

1. Dilutive Capital Raises Depressed Share Price.

Rapport Therapeutics executed a significant capital raise in late October and early November 2026, which substantially diluted existing shareholders. On October 28, 2026, the company announced a financing package of approximately $350 million to $380 million, including common stock and pre-funded warrants priced at $21.00 per share, which represented a deep discount of about 24% from the prior day's closing price of $27.54. This dilutive offering, coupled with $150 million in convertible senior notes due 2032 and a concurrent private placement, triggered an immediate stock plunge of 16.96% to 22.5% on October 28, 2026. Additionally, an at-the-market (ATM) sale of approximately $10 million in common stock at $25.05 per share occurred in early November 2026, further contributing to the dilution.

2. Safety Concerns Regarding RAP-219's Agitation Side Effect.

Investor apprehension arose due to safety concerns identified with Rapport's lead drug candidate, RAP-219, following its positive Phase 2 topline results for acute bipolar mania announced on October 20, 2026. Analysts, such as Wells Fargo, cited the "agitation" observed in the trial as a potential safety signal, which led to a 13% decline in Rapport's shares since the bipolar data release. The Phase 2 trial data indicated that 3.2% of RAP-219-treated patients discontinued due to adverse events, compared to 0.8% in the placebo group. These safety profile concerns have raised questions about the implications for the higher-dose focal onset seizures (FOS) program.

3. Increased Operating Expenses and Wider Net Loss in Fiscal Q3 2026.

Rapport Therapeutics reported a wider net loss for its third fiscal quarter ended September 30, 2026, which impacted investor sentiment. The company announced a net loss of $40.2 million, or $0.84 per share, an increase from a net loss of $26.9 million, or $0.71 per share, in the prior year's period. This was largely driven by a substantial increase in research and development (R&D) expenses, which rose to $34.3 million in fiscal Q3 2026 from $22.3 million a year earlier. This increased spending was attributed to the advancement of RAP-219's clinical development, including the Phase 3 FOS program and the completion of the bipolar mania Phase 2 trial.

4. Broader Biotech Sector Weakness.

The period encompassing fiscal Q3 2026 saw a general downturn in the broader biotechnology sector, contributing to a more cautious investment environment. The S&P Biotechnology Select Industry Index (XBI) reached a five-year high of approximately $170 in August but then sold off, closing at approximately $158 by the end of fiscal Q3 2026. Clinical-stage and small-to-mid-cap biotech companies, like Rapport Therapeutics, experienced more significant declines compared to larger-cap peers. This sector-wide reticence, exacerbated by a 25-basis-point interest rate hike by the Federal Reserve in September 2026, fostered a more selective market where funding became more challenging and existing shares faced pressure.

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Stock Movement Drivers

Fundamental Drivers

The -40.4% change in RAPP stock from 7/31/2026 to 11/8/2026 was primarily driven by a -39.7% change in the company's P/S Multiple.
(LTM values as of)731202611082026Change
Stock Price ($)40.9824.44-40.4%
Change Contribution By: 
Total Revenues ($ Mil)20200.0%
P/S Multiple96.858.4-39.7%
Shares Outstanding (Mil)4748-1.1%
Cumulative Contribution-40.4%

LTM = Last Twelve Months as of date shown

Market Drivers

7/31/2026 to 11/8/2026
ReturnCorrelation
RAPP-40.4% 
Market (SPY)-1.6%16.4%
Sector (XLV)13.7%31.9%

Fundamental Drivers

The -26.2% change in RAPP stock from 4/30/2026 to 11/8/2026 was primarily driven by a null change in the company's P/S Multiple.
(LTM values as of)430202611082026Change
Stock Price ($)33.1324.44-26.2%
Change Contribution By: 
Total Revenues ($ Mil)0209.2233720368547763E17%
P/S Multiple∞58.4 
Shares Outstanding (Mil)4748-1.5%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

4/30/2026 to 11/8/2026
ReturnCorrelation
RAPP-26.2% 
Market (SPY)2.6%17.2%
Sector (XLV)27.1%20.0%

Fundamental Drivers

The -15.5% change in RAPP stock from 10/31/2025 to 11/8/2026 was primarily driven by a null change in the company's P/S Multiple.
(LTM values as of)1031202511082026Change
Stock Price ($)28.9324.44-15.5%
Change Contribution By: 
Total Revenues ($ Mil)0209.2233720368547763E17%
P/S Multiple∞58.4 
Shares Outstanding (Mil)3548-25.8%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

10/31/2025 to 11/8/2026
ReturnCorrelation
RAPP-15.5% 
Market (SPY)8.7%25.5%
Sector (XLV)29.8%21.3%

Fundamental Drivers

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Market Drivers

10/31/2023 to 11/8/2026
ReturnCorrelation
RAPP  
Market (SPY)81.9%17.7%
Sector (XLV)55.4%11.4%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
RAPP Return----15%71%-19%18%
Peers Return-6%21%-2%60%104%-7%235%
S&P 500 Return27%-19%24%23%16%12%105%

Monthly Win Rates [3]
RAPP Win Rate---29%58%55% 
Peers Win Rate48%56%50%52%60%43% 
S&P 500 Win Rate75%42%67%75%67%45% 

Max Drawdowns [4]
RAPP Max Drawdown-----63%-57% 
Peers Max Drawdown-54%-49%-45%-32%-43%-42% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: XENE, NBIX, AXSM, PRAX.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2026 data is for the year up to 11/6/2026 (YTD)

How Low Can It Go

EventRAPPS&P 500
2025 US Tariff Shock
  % Loss-47.7%-18.8%
  % Gain to Breakeven91.2%23.1%
  Time to Breakeven128 days79 days
2024 Yen Carry Trade Unwind
  % Loss-23.4%-7.8%
  % Gain to Breakeven30.5%8.5%
  Time to Breakeven63 days18 days

Compare to XENE, NBIX, AXSM, PRAX

In The Past

Rapport Therapeutics's stock fell -47.7% during the 2025 US Tariff Shock. Such a loss loss requires a 91.2% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

EventRAPPS&P 500
2025 US Tariff Shock
  % Loss-47.7%-18.8%
  % Gain to Breakeven91.2%23.1%
  Time to Breakeven128 days79 days
2024 Yen Carry Trade Unwind
  % Loss-23.4%-7.8%
  % Gain to Breakeven30.5%8.5%
  Time to Breakeven63 days18 days

Compare to XENE, NBIX, AXSM, PRAX

In The Past

Rapport Therapeutics's stock fell -47.7% during the 2025 US Tariff Shock. Such a loss loss requires a 91.2% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About Rapport Therapeutics (RAPP)

Rapport Therapeutics is a clinical-stage biopharmaceutical company dedicated to discovering and developing innovative small molecule medicines for a variety of Central Nervous System (CNS) disorders. The company's unique approach centers on its proprietary Receptor Associated Protein (RAP) technology platform. This platform enables Rapport to develop highly specific drugs by targeting RAPs, which play crucial roles in regulating neuronal receptor expression and function. This precision aims to create therapies that are specific to receptor variants and neuroanatomical regions associated with particular diseases, addressing previously inaccessible targets.

The company's most advanced product candidate is RAP-219, an AMPA receptor (AMPAR) negative allosteric modulator. RAP-219 is designed to treat drug-resistant focal epilepsy by selectively targeting TARPγ8, a RAP specifically expressed in regions like the hippocampus, a key site involved in focal epilepsy. Having completed Phase 1 trials, RAP-219 is expected to enter Phase 2a proof-of-concept trials for focal epilepsy in mid-2024, with topline results anticipated in mid-2025. Rapport also plans to explore RAP-219 for peripheral neuropathic pain and bipolar disorder, initiating Phase 2a trials for these indications in late 2024 and 2025, respectively. The pipeline further includes RAP-199, another TARPγ8-targeted molecule, and discovery-stage programs utilizing nAChR modulators for chronic pain and hearing disorders.

Rapport Therapeutics primarily serves patients suffering from CNS disorders where existing treatments are inadequate. Its initial market focus is on individuals with drug-resistant focal epilepsy, an area of significant unmet medical need. The company aims to expand its reach to patients with peripheral neuropathic pain, bipolar disorder, chronic pain, and hearing disorders. By developing highly targeted and potentially more effective therapies, Rapport seeks to provide new treatment options for these patient populations, ultimately delivered through healthcare providers and the medical community.

AI Analysis | Feedback

Here are 1-2 brief analogies to describe Rapport Therapeutics (RAPP):

  • Like a CRISPR Therapeutics for the brain, using a novel platform to precisely target specific receptors for central nervous system (CNS) disorders.
  • Imagine a precision oncology company, but for brain disorders, applying a unique platform to target specific neuronal receptors with high accuracy.

AI Analysis | Feedback

  • RAP-219: An AMPA receptor negative allosteric modulator targeting TARPγ8, currently in Phase 2a for drug-resistant focal epilepsy, with planned trials for peripheral neuropathic pain and bipolar disorder.
  • RAP-199: A second TARPγ8-targeted molecule with differentiated properties, expected to enter Phase 1 for undisclosed indications.
  • a6 nAChR modulators: Discovery-stage drug candidates being developed for the treatment of chronic pain.
  • a9a10 nAChR modulators: Discovery-stage drug candidates being developed for the treatment of hearing disorders.

AI Analysis | Feedback

Rapport Therapeutics (RAPP) is a clinical-stage biopharmaceutical company focused on the discovery and development of small molecule medicines for central nervous system disorders. As a company in the clinical development phase, it does not currently have approved products or services for sale, and therefore, does not have commercial customers. Its operations are centered on research, preclinical studies, and clinical trials for its product candidates.

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Johnson & Johnson (JNJ)

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Abraham N. Ceesay, Chief Executive Officer Abraham N. Ceesay brings nearly two decades of biopharmaceutical industry experience to Rapport Therapeutics. He previously served as President of Cerevel Therapeutics from May 2021 through February 2023. Prior to that, he was the Chief Executive Officer of Tiburio Therapeutics, where he built a fully integrated company that led to the investigational new drug enablement for a rare neuroendocrine tumor. Mr. Ceesay's career also includes roles as Chief Operating Officer at scPharmaceuticals, Head of Commercial at Keryx Biopharmaceuticals, Vice President of Marketing at Ironwood Pharmaceuticals, and various positions at Sanofi, formerly Genzyme. Cerevel Therapeutics was formed by Pfizer and Bain Capital. Rapport Therapeutics itself was formed with founding support from Third Rock Ventures and Johnson & Johnson Innovation-JJDC, with Mr. Ceesay named CEO at its launch. Troy Ignelzi, Chief Financial Officer Troy Ignelzi possesses nearly two decades of financial leadership experience in the biotech and pharmaceuticals sectors, having raised over $4 billion in capital for life science companies. Most recently, he served as Chief Financial Officer at Karuna Therapeutics, where he led the company through a private crossover round, its IPO, and multiple follow-on financings. Before Karuna, Mr. Ignelzi was Chief Financial Officer at Juventas Therapeutics and scPharmaceuticals. He advised on CinCor Pharma, Inc.'s sale to AstraZeneca in early 2023 while serving on its board. Mr. Ignelzi also led finance at Karuna during the period preceding its acquisition by Bristol Myers Squibb in January 2024. David Bredt, M.D., Ph.D., Founder, Chief Scientific Officer David Bredt brings over 20 years of neuroscience drug discovery experience to Rapport Therapeutics and is the company's scientific founder. He led groundbreaking research in receptor-associated protein (RAP) biology during his tenure as Global Head of Neuroscience Discovery at Janssen from 2011 to 2021. Before joining Janssen, he was Vice President of Neuroscience at Eli Lilly and Company from 2004 to 2011 and a professor of physiology at the University of California, San Francisco, for ten years. Dr. Bredt's discovery of RAPs and their role in modulating receptor expression and function laid the foundation for Rapport's therapeutic approach. Cheryl Gault, Chief Operating Officer Cheryl Gault has over 20 years of experience in the biopharmaceutical industry, encompassing corporate strategy, corporate and business development, portfolio strategy, new product planning, marketing, sales, launch, and commercial strategy across various therapeutic areas. She previously served as Chief Operating Officer at Cyclerion Therapeutics, where she played a leadership role in achieving clinical data readouts for several novel molecules and successfully completing critical transactions to enhance shareholder value. Jeffrey Sevigny, M.D., Chief Medical Officer Jeffrey Sevigny is a physician-scientist with more than 15 years of leadership experience in translational and clinical drug development. Before joining Rapport, Dr. Sevigny was the chief medical officer at Prevail Therapeutics, a wholly-owned subsidiary of Eli Lilly, and senior vice president of Neuroscience at Eli Lilly. At Prevail, he built and led the clinical development organization and played a pivotal role in the company's corporate success, including several rounds of financing, an IPO, and an acquisition by Eli Lilly.

AI Analysis | Feedback

The key risks for Rapport Therapeutics (RAPP) are primarily centered around the inherent challenges of a clinical-stage biopharmaceutical company, its specific technology platform, and its reliance on in-licensed intellectual property.

  1. Failure of Clinical Trials and Inability to Obtain Regulatory Approval: As a clinical-stage company, Rapport Therapeutics' success is contingent upon the successful completion of clinical trials for its product candidates, particularly RAP-219 and RAP-199, and subsequent receipt of regulatory approvals. RAP-219, their most advanced candidate, is slated for Phase 2a trials in mid-2024, with topline results expected in mid-2025. Failure at any stage of clinical development (e.g., demonstrating safety or efficacy) or the inability to secure regulatory approval would severely impact the company's business and prospects.
  2. Dependence on the RAP Technology Platform and Specific Targets: Rapport Therapeutics' entire pipeline and business strategy are built upon its proprietary Receptor Associated Protein (RAP) technology platform and deep expertise in RAP biology. The company's lead product candidates, RAP-219 and RAP-199, specifically target TARPγ8, which is associated with the neuronal AMPAR. If the underlying scientific premise of the RAP technology platform proves to be less effective than anticipated, or if the specific targets chosen (such as TARPγ8) do not yield the desired therapeutic outcomes or present unforeseen challenges, the development and commercialization of their entire pipeline could be jeopardized.
  3. Reliance on In-Licensed Products and Associated Intellectual Property: A significant portion of Rapport Therapeutics' pipeline, including the advanced TARPγ8 products like RAP-219 and RAP-199, and certain nAChR products, originates from a license agreement with Janssen (the "Janssen License") entered into in August 2022. The company's ability to develop and commercialize these key product candidates is dependent on maintaining this license agreement and the validity and enforceability of the underlying intellectual property. Any issues arising with the Janssen License, such as its termination, disputes over its terms, or challenges to the intellectual property rights, could have a material adverse effect on Rapport Therapeutics.

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Rapport Therapeutics (RAPP) focuses on developing small molecule medicines for central nervous system (CNS) disorders. The addressable markets for their main product candidates span several significant therapeutic areas:

  • RAP-219 for Drug-Resistant Focal Epilepsy: The global intractable focal epilepsy market was valued at over US$2 billion in 2022 and is projected to reach USD 4.1 billion by 2033. More broadly, the global epilepsy drugs market is estimated to be valued at USD 10.88 billion in 2025 and is expected to reach USD 15.83 billion by 2032.
  • RAP-219 for Peripheral Neuropathic Pain: The market size for peripheral neuropathic pain in the 7MM (United States, EU4, United Kingdom, and Japan) was approximately USD 12 billion in 2023. Globally, the neuropathic pain market size was valued at USD 6.39 billion in 2024 and is expected to reach USD 12.93 billion by 2032.
  • RAP-219 for Bipolar Disorder: The global bipolar disorder treatment market size was valued at USD 5.7 billion in 2024 and is projected to grow to USD 8.2 billion by 2034. Other estimates place the global bipolar disorder treatment market size at USD 9.74 billion in 2025, projected to reach around USD 15.67 billion by 2034.
  • a6 nAChR modulators for Chronic Pain: The global chronic pain market size is estimated to be valued at USD 77.30 billion in 2025 and is expected to reach USD 125.84 billion by 2032. Another report valued the global chronic pain treatment market at USD 78.0 billion in 2024, projected to reach USD 155.2 billion by 2035.
  • a9a10 nAChR modulators for Hearing Disorders: The global hearing loss disease treatment market size was estimated at USD 11.54 billion in 2024 and is projected to reach USD 17.51 billion by 2030. More specifically for the drugs segment within this market, it is projected to reach USD 5.05 billion by 2034.

AI Analysis | Feedback

Here are 3-5 expected drivers of future revenue growth for Rapport Therapeutics (RAPP) over the next 2-3 years:

  1. Successful advancement and positive clinical trial results for RAP-219 in focal epilepsy: Rapport Therapeutics intends to initiate a Phase 2a proof-of-concept trial for RAP-219 in adult patients with drug-resistant focal epilepsy in mid-2024, with topline results expected in mid-2025. Positive outcomes from this trial would significantly de-risk the company's most advanced product candidate, potentially attracting strategic partnerships, licensing agreements, or substantial future investment, which are key sources of revenue for clinical-stage biopharmaceutical companies.
  2. Expansion of RAP-219 into new therapeutic indications: The company plans to initiate Phase 2a trials for RAP-219 in peripheral neuropathic pain in the second half of 2024 and in bipolar disorder in 2025. Successfully advancing RAP-219 into these additional indications would broaden the potential market and therapeutic utility of their lead asset, thereby increasing its overall value and attractiveness for future commercialization or partnership opportunities.
  3. Progression of RAP-199 into Phase 1 clinical development: Rapport Therapeutics expects to initiate a Phase 1 trial for RAP-199, another TARPγ8 targeted molecule with differentiated properties, in the first half of 2025. Bringing a second product candidate into clinical development diversifies the company's pipeline and offers an additional potential source of future revenue through development milestones or licensing agreements.
  4. Advancement of discovery-stage nicotinic acetylcholine receptor (nAChR) programs: Rapport Therapeutics is leveraging its RAP technology platform to develop modulators of a6 nAChRs for chronic pain and a9a10 nAChRs for hearing disorders. Significant progress in these discovery-stage programs could lead to early-stage partnerships or licensing agreements, providing non-dilutive funding or milestone payments as these programs advance through preclinical and potentially into clinical development within the 2-3 year timeframe.

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Capital Allocation Decisions of Rapport Therapeutics (RAPP)

Share Issuance

  • Rapport Therapeutics completed its Initial Public Offering (IPO) on June 6, 2024, pricing 8,000,000 shares of common stock at $17.00 per share, raising $136.0 million.
  • Concurrently with the IPO, the company sold an additional 1,058,824 shares of common stock to existing stockholders in a private placement at the IPO price.
  • Including the full exercise of the underwriters' option and the concurrent private placement, the gross proceeds from these offerings totaled approximately $174 million. An additional public offering in September 2025 yielded approximately $269.4 million in net proceeds.

Inbound Investments

  • Rapport Therapeutics was formed in February 2022 with founding support from Third Rock Ventures and Johnson & Johnson Innovation-JJDC.
  • In March 2026, Rapport entered into a strategic collaboration and license agreement with Tenacia Biotechnology (Hong Kong) Co., Ltd. for the development and commercialization of RAP-219 in Greater China.
  • Under the Tenacia agreement, Rapport is eligible to receive an upfront payment of $20 million and up to approximately $308 million in potential development and commercialization milestones and other payments, along with tiered royalties on net sales.

Capital Expenditures

  • Rapport Therapeutics expects its cash, cash equivalents, and short-term investments as of December 31, 2025, to fund its operating expenses and capital expenditure requirements into the second half of 2029.
  • A primary focus for capital allocation is advancing the clinical development of its lead product candidate, RAP-219, into Phase 2a proof-of-concept trials for focal epilepsy, peripheral neuropathic pain, and bipolar disorder.
  • The company also plans to allocate capital towards developing a long-acting injectable formulation of RAP-219 and advancing RAP-199 into Phase 1 trials, as well as other research and development activities.

Peer Outperformance in Biotechnology

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Share of Biotechnology constituents that RAPP has outperformed, by holding period. Peers without a full price history over a given window are excluded from that window.
1Y
60%
of 452 industry peers · -4.8% return
3Y
—
insufficient peer history
5Y
—
insufficient peer history
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Median price return by industry across the Health Care sector, ranked by 5Y. Biotechnology is RAPP's own industry. Use this to see which corners of the sector have carried the returns.
Industry Names 1Y med3Y med5Y med Top 3 by 5Y
Health Care Distributors 6 6.4%56.1%94.3% CAH 506% · MCK 394% · COR 179%
Health Care Services 20 32.4%25.6%7.4% HIMS 208% · RDNT 127% · DGX 98%
Managed Health Care 8 55.2%-1.8%-2.7% OSCR 86% · HQY 50% · ELV 7%
Health Care Facilities 26 16.4%22.6%-8.9% THC 277% · NHC 227% · EHC 177%
Health Care Equipment 50 4.0%18.3%-16.3% UFPT 356% · GKOS 318% · TMDX 175%
Pharmaceuticals 60 -8.6%18.7%-39.8% LQDA 933% · XERS 649% · KNSA 543%
Health Care Supplies 11 23.1%19.5%-41.3% LNTH 242% · HAE 69% · MMSI 25%
Life Sciences Tools & Services 108 -6.4%-14.5%-74.1% AXGN 249% · MEDP 191% · NTRA 166%
Biotechnology ← 365 -23.8%-29.2%-81.7% ELVN 1232% · TRVI 1075% · DNTH 1069%
Health Care Technology 21 -21.7%-47.8%-83.1% VEEV -5% · DOCS -54%
Median of constituents with a full price history over each window. Top names are limited to companies above $2B market cap.

Latest Trefis Analyses

TitleDate
0DASHBOARDS 
1Rapport Therapeutics Earnings Notes12/16/2025
Title
0ARTICLES

Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

RAPPXENENBIXAXSMPRAXMedian
NameRapport .Xenon Ph.Neurocri.Axsome T.Praxis P. 
Mkt Price24.5539.07164.64132.37281.99132.37
Mkt Cap1.23.916.76.98.26.9
Rev LTM2003,702865020
Op Inc LTM-168-442910-163-378-168
FCF LTM-121-3391,037-83-306-121
FCF 3Y Avg-88-245690-106-198-106
CFO LTM-121-3381,066-82-305-121
CFO 3Y Avg-86-243726-105-197-105

Growth & Margins

RAPPXENENBIXAXSMPRAXMedian
NameRapport .Xenon Ph.Neurocri.Axsome T.Praxis P. 
Rev Chg LTM--100.0%38.0%54.2%-100.0%-31.0%
Rev Chg 3Y Avg--27.8%57.2%86.5%57.2%
Rev Chg Q--41.2%51.9%-46.6%
QoQ Delta Rev Chg LTM0.0%-9.7%11.4%-9.7%
Op Inc Chg LTM-52.2%-38.8%64.4%16.1%-39.2%-38.8%
Op Inc Chg 3Y Avg--33.5%42.5%1.0%-42.5%-16.2%
Op Mgn LTM-838.1%-24.6%-18.9%--18.9%
Op Mgn 3Y Avg--23.8%-42.1%--9.1%
QoQ Delta Op Mgn LTM-70.5%-0.7%4.7%-0.7%
CFO/Rev LTM-604.2%-28.8%-9.5%--9.5%
CFO/Rev 3Y Avg--24.6%-22.2%-1.2%
FCF/Rev LTM-605.9%-28.0%-9.5%--9.5%
FCF/Rev 3Y Avg--23.3%-22.3%-0.5%

Valuation

RAPPXENENBIXAXSMPRAXMedian
NameRapport .Xenon Ph.Neurocri.Axsome T.Praxis P. 
Mkt Cap1.23.916.76.98.26.9
P/S58.6-4.58.0-8.0
P/Op Inc-7.0-8.818.4-42.5-21.7-8.8
P/EBIT-7.0-8.820.8-46.0-21.7-8.8
P/E-7.8-9.523.8-44.1-24.2-9.5
P/CFO-9.7-11.515.7-84.9-26.9-11.5
Total Yield-12.9%-10.5%4.2%-2.3%-4.2%-4.2%
Dividend Yield0.0%0.0%0.0%0.0%0.0%0.0%
FCF Yield 3Y Avg-7.8%-6.8%5.1%-1.9%-12.2%-6.8%
D/E0.00.00.00.00.00.0
Net D/E-0.3-0.2-0.0-0.0-0.1-0.1

Returns

RAPPXENENBIXAXSMPRAXMedian
NameRapport .Xenon Ph.Neurocri.Axsome T.Praxis P. 
1M Rtn-19.9%7.2%15.6%-21.4%8.5%7.2%
3M Rtn-46.0%-38.3%0.8%-37.8%-21.8%-37.8%
6M Rtn-35.5%-30.8%8.1%-39.1%-14.6%-30.8%
12M Rtn-4.3%2.1%8.1%-4.2%67.6%2.1%
3Y Rtn18.0%30.2%46.8%120.4%1,817.1%46.8%
1M Excs Rtn-12.7%13.0%21.6%-17.2%12.1%12.1%
3M Excs Rtn-42.9%-34.3%4.7%-35.2%-18.2%-34.3%
6M Excs Rtn-35.2%-30.5%8.4%-38.8%-14.3%-30.5%
12M Excs Rtn-14.8%-7.5%-1.5%-11.0%62.6%-7.5%
3Y Excs Rtn-56.4%-48.7%-26.5%30.8%1,786.7%-26.5%

Comparison Analyses

null

Financials

Segment Financials

Revenue by Segment
$ Mil2023
Developing medicines for patients with neurological or psychiatric disorders0
Total0


Operating Income by Segment
$ Mil202520242023
Developing medicines for patients with neurological or psychiatric disorders-125-83-36
Total-125-83-36


Net Income by Segment
$ Mil202520242023
Developing medicines for patients with neurological or psychiatric disorders-111-78-35
Total-111-78-35


Assets by Segment
$ Mil2023
Developing medicines for patients with neurological or psychiatric disorders155
Total155


Price Behavior

Price Behavior
Market Price$24.44 
Market Cap ($ Bil)1.2 
First Trading Date06/07/2024 
Distance from 52W High-53.4% 
   50 Days200 Days
DMA Price$34.16$35.60
DMA Trenddownindeterminate
Distance from DMA-28.4%-31.4%
 3M1YR
Volatility76.3%61.8%
Downside Capture185.9297.13
Upside Capture-154.1179.57
Correlation (S&P 500)15.9%26.4%
RAPP Betas & Captures as of 10/31/2026

 1M2M3M6M1Y3Y
Beta-1.210.160.220.551.080.46
Up Beta3.061.070.741.201.83-0.76
Down Beta-1.95-0.391.060.650.700.78
Up Capture-355%-191%-111%-5%79%181%
Bmk +ve Days12182862130427
Stock +ve Days9173063132303
Down Capture74%272%144%81%105%109%
Bmk -ve Days10253664121325
Stock -ve Days13263462118293

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively
Based On 1-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with RAPP
RAPP-6.6%61.8%0.13-
Sector ETF (XLV)28.6%16.9%1.3121.6%
Equity (SPY)9.5%13.6%0.4025.9%
Gold (GLD)1.6%28.7%0.056.5%
Commodities (DBC)38.4%21.2%1.42-20.4%
Real Estate (VNQ)11.3%14.2%0.5116.8%
Bitcoin (BTCUSD)-27.2%43.6%-0.6111.2%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with RAPP
RAPP2.9%117.7%0.49-
Sector ETF (XLV)8.3%15.4%0.3511.5%
Equity (SPY)11.3%17.3%0.4817.8%
Gold (GLD)17.5%19.1%0.745.0%
Commodities (DBC)8.1%19.6%0.30-1.5%
Real Estate (VNQ)1.3%18.9%-0.048.6%
Bitcoin (BTCUSD)4.0%51.6%0.2614.7%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with RAPP
RAPP1.4%117.7%0.49-
Sector ETF (XLV)12.2%16.8%0.5911.5%
Equity (SPY)15.0%18.0%0.7017.8%
Gold (GLD)11.9%16.5%0.595.0%
Commodities (DBC)7.5%18.1%0.33-1.5%
Real Estate (VNQ)5.9%20.7%0.248.6%
Bitcoin (BTCUSD)60.0%66.3%1.0014.7%

Smart multi-asset allocation framework can stack odds in your favor. Learn How

Short Interest

Short Interest: As Of Date10152026
Short Interest: Shares Quantity3.1 Mil
Short Interest: % Change Since 9302026-4.5%
Average Daily Volume0.3 Mil
Days-to-Cover Short Interest11.8 days
Basic Shares Quantity47.8 Mil
Short % of Basic Shares6.4%

Earnings Returns History

Updated 11/9/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
11/4/20261.9%  
8/5/20260.6%15.7%15.4%
5/7/20267.7%2.8%-2.6%
3/10/2026-3.0%-9.6%10.3%
11/6/2025-3.1%-3.8%15.2%
8/7/20255.5%6.8%-1.7%
5/8/20254.2%-5.8%23.9%
3/11/20258.3%23.1%5.4%
...
SUMMARY STATS   
# Positive756
# Negative343
Median Positive4.2%8.2%12.8%
Median Negative-3.0%-7.7%-2.6%
Max Positive8.3%23.1%23.9%
Max Negative-3.1%-16.4%-21.8%
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
11/4/20261.9%  
8/5/20260.6%15.7%15.4%
5/7/20267.7%2.8%-2.6%
3/10/2026-3.0%-9.6%10.3%
11/6/2025-3.1%-3.8%15.2%
8/7/20255.5%6.8%-1.7%
5/8/20254.2%-5.8%23.9%
3/11/20258.3%23.1%5.4%
11/7/20242.9%-16.4%-21.8%
8/8/2024-1.6%8.2%7.8%
SUMMARY STATS   
# Positive756
# Negative343
Median Positive4.2%8.2%12.8%
Median Negative-3.0%-7.7%-2.6%
Max Positive8.3%23.1%23.9%
Max Negative-3.1%-16.4%-21.8%

SEC Filings

Expand for More
Report DateFiling DateFiling
09/30/202611/04/202610-Q
06/30/202608/05/202610-Q
03/31/202605/07/202610-Q
12/31/202503/10/202610-K
09/30/202511/06/202510-Q
06/30/202508/07/202510-Q
03/31/202505/08/202510-Q
12/31/202403/11/202510-K
09/30/202411/07/202410-Q
06/30/202408/08/202410-Q
03/31/202406/07/2024424B4
Collapse to Preview
Report DateFiling DateFiling
09/30/202611/04/202610-Q
06/30/202608/05/202610-Q
03/31/202605/07/202610-Q
12/31/202503/10/202610-K
09/30/202511/06/202510-Q
06/30/202508/07/202510-Q
03/31/202505/08/202510-Q
12/31/202403/11/202510-K
09/30/202411/07/202410-Q
06/30/202408/08/202410-Q
03/31/202406/07/2024424B4

Insider Activity

Updated 10/30/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Healy, JamesSofinnova Venture Partners XI, L.P.Buy1030202621.00952,38019,999,98059,129,847Form
2Healy, JamesSummitTX Master, SPC -SummitTX Apex SP - Healthcare 3Buy1030202621.006,395134,295377,790Form
3Healy, JamesSummitTX Master, SPC - SummitTX Alpha SP - Healthcare 3Buy1030202621.003,77279,212313,404Form
4Healy, JamesSummitTX Pinnacle Master, L.P. - Healthcare 3Buy1030202621.006,933145,593530,607Form
5Sanchez, Ramiro DirectBuy1023202627.353,60098,47898,478Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Healy, JamesSofinnova Venture Partners XI, L.P.Buy1030202621.00952,38019,999,98059,129,847Form
2Healy, JamesSummitTX Master, SPC -SummitTX Apex SP - Healthcare 3Buy1030202621.006,395134,295377,790Form
3Healy, JamesSummitTX Master, SPC - SummitTX Alpha SP - Healthcare 3Buy1030202621.003,77279,212313,404Form
4Healy, JamesSummitTX Pinnacle Master, L.P. - Healthcare 3Buy1030202621.006,933145,593530,607Form
5Sanchez, Ramiro DirectBuy1023202627.353,60098,47898,478Form
6Ceesay, AbrahamChief Executive OfficerDirectSell1023202629.162,21064,44813,123,831Form
7Silva, Paul M Paul M Silva 2016 Declaration of Trust U/A DTD 12/19/2016Buy1022202627.073,68099,63699,636Form
8Young, Wendy B DirectBuy1022202626.393,78999,992350,697Form
9Paul, Steven M Paul Capital Strategy III Fund LLCBuy1022202627.2835,714974,2782,110,926Form
10Maraganore, John John M. Maraganore Revocable TrustBuy1022202626.459,411248,891248,891Form
11Ignelzi, Troy AChief Financial OfficerDirectBuy1021202626.105,500143,550404,550Form
12Ceesay, AbrahamChief Executive OfficerDirectSell1008202630.661,14735,16713,865,832Form
13Ceesay, AbrahamChief Executive OfficerDirectSell1008202632.033,375108,10614,522,781Form
14Gault, CherylChief Operating OfficerDirectSell1001202633.1910,000331,8564,643,135Form
15Ceesay, AbrahamChief Executive OfficerDirectSell924202639.172,21086,56517,891,456Form
16Ceesay, AbrahamChief Executive OfficerDirectSell909202645.618,210374,49820,936,170Form
17Ceesay, AbrahamChief Executive OfficerDirectSell826202649.5718,921937,95723,159,534Form
18Yeleswaram, KrishnaswamyChief Development OfficerDirectSell826202650.6437,0001,873,6059,918,053Form
19Yeleswaram, KrishnaswamyChief Development OfficerDirectSell826202650.0013,160657,97811,642,704Form
20Yeleswaram, KrishnaswamyChief Development OfficerDirectSell820202649.9040420,16012,276,498Form
21Ceesay, AbrahamChief Executive OfficerDirectSell812202648.0128,9581,390,40523,340,244Form
22Ceesay, AbrahamChief Executive OfficerDirectSell812202646.2622,5411,042,77223,827,528Form
23Ceesay, AbrahamChief Executive OfficerDirectSell729202642.112,21093,06122,638,087Form
24Ceesay, AbrahamChief Executive OfficerDirectSell715202640.008,210328,43721,595,094Form
25Gault, CherylChief Operating OfficerDirectSell701202641.5810,000415,7986,233,391Form
26Ceesay, AbrahamChief Executive OfficerDirectSell701202639.838,220327,39821,827,590Form
27Third, Rock Ventures V, LP DirectSell528202640.0518,572743,753251,516,185Form
28Third, Rock Ventures V, LP DirectSell513202640.24133,6185,377,323253,500,860Form
29Third, Rock Ventures V, LP DirectSell511202640.315,018202,256259,277,011Form
30Third, Rock Ventures V, LP DirectSell511202640.12271,49510,892,651258,288,286Form
31Third, Rock Ventures V, LP DirectSell421202640.32426,00517,175,244270,495,945Form
32Yeleswaram, KrishnaswamyChief Development OfficerDirectSell421202639.9920,225808,8449,855,143Form
33Yeleswaram, KrishnaswamyChief Development OfficerDirectSell414202635.0810,200357,7979,353,610Form
34Yeleswaram, KrishnaswamyChief Development OfficerDirectSell414202634.979,165320,5379,682,587Form
35Yeleswaram, KrishnaswamyChief Development OfficerDirectSell414202634.9850017,49010,004,840Form
36Yeleswaram, KrishnaswamyChief Development OfficerDirectSell409202634.9036012,5649,999,408Form
37Gault, CherylChief Operating OfficerDirectSell331202628.1910,000281,8574,507,290Form
38Yeleswaram, KrishnaswamyChief Development OfficerDirectSell326202629.9910,115303,3558,603,583Form
39Gault, CherylChief Operating OfficerDirectSell309202628.932,01458,2654,915,612Form
40Ceesay, AbrahamChief Executive OfficerDirectSell219202629.345,833171,16116,322,288Form
41Ceesay, AbrahamChief Executive OfficerDorothy Ceesay Irrevocable TrustSell219202629.365,083149,212608,501Form
42Bredt, DavidChief Scientific OfficerDirectSell219202629.028,500246,65511,232,236Form
43Ceesay, AbrahamChief Executive OfficerDirectSell122202626.125,833152,33314,679,169Form
44Ceesay, AbrahamChief Executive OfficerDorothy Ceesay Irrevocable TrustSell122202626.115,083132,737674,055Form
45Bredt, DavidChief Scientific OfficerDirectSell116202626.848,500228,13210,616,844Form
46Bredt, DavidChief Scientific OfficerDirectSell105202630.056,567197,33812,142,413Form
47Yeleswaram, KrishnaswamyChief Development OfficerDirectSell105202630.052,84085,3428,924,580Form
48Ceesay, AbrahamChief Executive OfficerDirectSell1218202529.645,833172,87716,831,623Form
49Ceesay, AbrahamChief Executive OfficerDorothy Ceesay Irrevocable TrustSell1218202529.635,083150,632915,555Form
50Bredt, DavidChief Scientific OfficerDirectSell1216202530.028,500255,13011,785,264Form
51Gault, CherylChief Operating OfficerDirectSell1201202530.105,000150,4865,174,569Form
52Ceesay, AbrahamChief Executive OfficerDirectSell1118202525.195,833146,93114,452,400Form
53Ceesay, AbrahamChief Executive OfficerDorothy Ceesay Irrevocable TrustSell1118202525.205,083128,116906,820Form
54Bredt, DavidChief Scientific OfficerDirectSell1118202525.198,500214,09110,103,617Form
55Bredt, DavidChief Scientific OfficerDirectSell1016202525.798,500219,19610,563,762Form
56Ceesay, AbrahamChief Executive OfficerDirectSell1016202525.815,833150,54114,958,019Form
57Ceesay, AbrahamChief Executive OfficerDorothy Ceesay Irrevocable TrustSell1016202525.815,083131,1891,059,755Form

Investor Activity (13F)

Updated Nov 9, 2026
13F holdings as of Mar 31, 2026 (Q1 2026)

Active managers (13F portfolio over $250M, at least 3 holdings) with a position over $5M that is either over 10% of their portfolio or held in a concentrated book of 50 or fewer total positions. Index/ETF, sovereign, bank, community-bank and charitable/donor-advised filers are excluded.

Active ManagerValue% of PortfolioTotal PositionsQoQFiling
TRV GP V, LLC$223.3 Mil55.7%3Hold13F
ARCH Venture Management, LLC$116.7 Mil17.2%10Hold13F
Johnson & Johnson$55.8 Mil8.6%16Hold13F
Cormorant Asset Management, LP$92.5 Mil4.7%46Hold13F
Active Manager
Active Manager
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
TRV GP V, LLC$223.3 Mil55.7%3Hold13F
ARCH Venture Management, LLC$116.7 Mil17.2%10Hold13F
Cormorant Asset Management, LP$92.5 Mil4.7%46Hold13F
Johnson & Johnson$55.8 Mil8.6%16Hold13F
Core Cache Last Updated: 11/8/2026