Tearsheet

SELLAS Life Sciences (SLS)


Market Price (5/11/2026): $5.0 | Market Cap: $706.3 Mil
Sector: Health Care | Industry: Biotechnology

SELLAS Life Sciences (SLS)


Market Price (5/11/2026): $5.0
Market Cap: $706.3 Mil
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 -10%

Megatrend and thematic drivers
Megatrends include Aging Population & Chronic Disease, and Precision Medicine. Themes include Oncology Treatments, Targeted Therapies, Show more.

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 13.63

Very low revenue
Rev LTMTotal Revenue or Sales, Last Twelve Months is 0

Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -28 Mil

Stock price has recently run up significantly
6M Rtn6 month market price return is 215%, 12M Rtn12 month market price return is 221%

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 -7.8%

Significant short interest
Short Interest % of Basic SharesShort Interest % of Basic Shares = (Short Interest Quantity) / (Basic Shares Outstanding). A high fraction of short interest can indicate potential risk of a short squeeze. is 40%

Key risks
SLS key risks include [1] a critical dependency on the success of its pivotal Phase 3 REGAL trial for drug candidate GPS and [2] overcoming intense competition in the saturated Acute Myeloid Leukemia market to achieve market adoption.

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 -10%
1 Megatrend and thematic drivers
Megatrends include Aging Population & Chronic Disease, and Precision Medicine. Themes include Oncology Treatments, Targeted Therapies, Show more.
2 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 13.63
3 Very low revenue
Rev LTMTotal Revenue or Sales, Last Twelve Months is 0
4 Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -28 Mil
5 Stock price has recently run up significantly
6M Rtn6 month market price return is 215%, 12M Rtn12 month market price return is 221%
6 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 -7.8%
7 Significant short interest
Short Interest % of Basic SharesShort Interest % of Basic Shares = (Short Interest Quantity) / (Basic Shares Outstanding). A high fraction of short interest can indicate potential risk of a short squeeze. is 40%
8 Key risks
SLS key risks include [1] a critical dependency on the success of its pivotal Phase 3 REGAL trial for drug candidate GPS and [2] overcoming intense competition in the saturated Acute Myeloid Leukemia market to achieve market adoption.

Valuation, Metrics & Events

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

SELLAS Life Sciences (SLS) stock has gained about 35% since 1/31/2026 because of the following key factors:

1. Advancement of SLS009 Clinical Program.

SELLAS initiated enrollment in a randomized Phase 2 trial evaluating SLS009 (tambiciclib) for newly diagnosed, first-line acute myeloid leukemia (AML) patients in the US and Europe in March 2026. This followed positive prior Phase 2 results in relapsed/refractory AML, where SLS009 in combination with azacitidine/venetoclax achieved an overall response rate of 33%, with a 40% ORR observed at the 30mg BIW dose.

2. Positive Preclinical Data for SLS009.

In March 2026, SELLAS announced the presentation of preclinical data at the 2026 AACR Conference, highlighting the potent activity of SLS009 in AML. The data demonstrated that SLS009 lowered the apoptotic threshold in AML cells by suppressing survival pathways, with the IC50 decreasing from 50 nM to approximately 20 nM with repeated exposure. Notably, activity was observed in AML models harboring ASXL1 and TP53 mutations, which are typically associated with high resistance.

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Stock Movement Drivers

Fundamental Drivers

The 32.9% change in SLS stock from 1/31/2026 to 5/10/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)13120265102026Change
Stock Price ($)3.775.0132.9%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple0.0%
Shares Outstanding (Mil)108141-23.3%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

1/31/2026 to 5/10/2026
ReturnCorrelation
SLS32.9% 
Market (SPY)3.6%44.2%
Sector (XLV)-6.9%36.2%

Fundamental Drivers

The 175.3% change in SLS stock from 10/31/2025 to 5/10/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)103120255102026Change
Stock Price ($)1.825.01175.3%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple0.0%
Shares Outstanding (Mil)99141-30.2%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

10/31/2025 to 5/10/2026
ReturnCorrelation
SLS175.3% 
Market (SPY)5.5%22.5%
Sector (XLV)0.3%13.9%

Fundamental Drivers

The 223.2% change in SLS stock from 4/30/2025 to 5/10/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)43020255102026Change
Stock Price ($)1.555.01223.2%
Change Contribution By: 
Total Revenues ($ Mil)000.0%
P/S Multiple0.0%
Shares Outstanding (Mil)74141-47.6%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

4/30/2025 to 5/10/2026
ReturnCorrelation
SLS223.2% 
Market (SPY)30.4%18.6%
Sector (XLV)4.0%17.3%

Fundamental Drivers

The 256.6% change in SLS stock from 4/30/2023 to 5/10/2026 was primarily driven by a 9.2233720368547763E17% change in the company's P/S Multiple.
(LTM values as of)43020235102026Change
Stock Price ($)1.415.01256.6%
Change Contribution By: 
Total Revenues ($ Mil)10 
P/S Multiple29.29.2233720368547763E17%
Shares Outstanding (Mil)21141-85.3%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

4/30/2023 to 5/10/2026
ReturnCorrelation
SLS256.6% 
Market (SPY)78.7%13.2%
Sector (XLV)13.0%14.9%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
SLS Return-5%-57%-55%-2%262%31%-15%
Peers Return-30%-42%107%-56%10%22%-51%
S&P 500 Return27%-19%24%23%16%7%95%

Monthly Win Rates [3]
SLS Win Rate42%50%50%33%58%40% 
Peers Win Rate27%40%57%40%48%64% 
S&P 500 Win Rate75%42%67%75%67%60% 

Max Drawdowns [4]
SLS Max Drawdown-8%-67%-63%-52%-12%-8% 
Peers Max Drawdown-39%-61%-43%-62%-53%-16% 
S&P 500 Max Drawdown-1%-25%-1%-2%-15%-7% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: KURA, TCRX, AGEN, MRKR, IMMX.
[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 5/8/2026 (YTD)

How Low Can It Go

EventSLSS&P 500
2025 US Tariff Shock
  % Loss-17.5%-18.8%
  % Gain to Breakeven21.2%23.1%
  Time to Breakeven11 days79 days
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-44.7%-9.5%
  % Gain to Breakeven80.7%10.5%
  Time to Breakeven162 days24 days
2023 SVB Regional Banking Crisis
  % Loss-63.1%-6.7%
  % Gain to Breakeven171.2%7.1%
  Time to Breakeven1007 days31 days
2022 Inflation Shock & Fed Tightening
  % Loss-69.3%-24.5%
  % Gain to Breakeven225.6%32.4%
  Time to Breakeven1245 days427 days
2020 COVID-19 Crash
  % Loss-34.6%-33.7%
  % Gain to Breakeven52.9%50.9%
  Time to Breakeven27 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-29.1%-19.2%
  % Gain to Breakeven41.1%23.7%
  Time to Breakeven3 days105 days

Compare to KURA, TCRX, AGEN, MRKR, IMMX

In The Past

SELLAS Life Sciences's stock fell -17.5% during the 2025 US Tariff Shock. Such a loss loss requires a 21.2% 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.

EventSLSS&P 500
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-44.7%-9.5%
  % Gain to Breakeven80.7%10.5%
  Time to Breakeven162 days24 days
2023 SVB Regional Banking Crisis
  % Loss-63.1%-6.7%
  % Gain to Breakeven171.2%7.1%
  Time to Breakeven1007 days31 days
2022 Inflation Shock & Fed Tightening
  % Loss-69.3%-24.5%
  % Gain to Breakeven225.6%32.4%
  Time to Breakeven1245 days427 days
2020 COVID-19 Crash
  % Loss-34.6%-33.7%
  % Gain to Breakeven52.9%50.9%
  Time to Breakeven27 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-29.1%-19.2%
  % Gain to Breakeven41.1%23.7%
  Time to Breakeven3 days105 days
2015-2016 China Devaluation / Global Growth Scare
  % Loss-57.5%-12.2%
  % Gain to Breakeven135.2%13.9%
  Time to Breakeven59 days62 days
2013 Taper Tantrum
  % Loss-40.2%-0.2%
  % Gain to Breakeven67.3%0.2%
  Time to Breakeven112 days1 days
2011 US Debt Ceiling Crisis & European Contagion
  % Loss-49.6%-17.9%
  % Gain to Breakeven98.5%21.8%
  Time to Breakeven158 days123 days
2010 Eurozone Sovereign Debt Crisis / Flash Crash
  % Loss-52.9%-15.4%
  % Gain to Breakeven112.3%18.2%
  Time to Breakeven1243 days125 days

Compare to KURA, TCRX, AGEN, MRKR, IMMX

In The Past

SELLAS Life Sciences's stock fell -17.5% during the 2025 US Tariff Shock. Such a loss loss requires a 21.2% 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 SELLAS Life Sciences (SLS)

SELLAS Life Sciences Group, Inc., a late-stage biopharmaceutical company, focuses on the development of novel cancer immunotherapies for various cancer indications in the United States. Its lead product candidate is galinpepimut-S (GPS), a cancer immunotherapeutic agent that targets Wilms tumor 1, which is in Phase III clinical trials for the treatment of acute myeloid leukemia; and in Phase 1/2 clinical trials for the treatment for ovarian cancer. The company also develops nelipepimut-S, a cancer immunotherapy that targets human epidermal growth factor receptor 2, which is in Phase 2b clinical trials for the treatment of early-stage breast cancer. It has a strategic collaboration with Merck & Co., Inc. to evaluate GPS as it is administered in combination with PD1 blocker pembrolizumab in a Phase 1/2 clinical trial enrolling patients in up to five cancer indications, including hematologic malignancies and solid tumors. The company was founded in 2012 and is headquartered in New York, New York.

AI Analysis | Feedback

Here are 1-2 brief analogies for SELLAS Life Sciences (SLS):

  • Think of them as a Moderna or BioNTech, but for novel cancer immunotherapies instead of vaccines, still aiming for their big breakthrough.
  • A focused biotech company, similar to a younger Genentech, specializing in developing new cancer immunotherapy drugs.

AI Analysis | Feedback

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  • galinpepimut-S (GPS): A cancer immunotherapeutic agent targeting Wilms tumor 1, in Phase III clinical trials for acute myeloid leukemia and Phase 1/2 for ovarian cancer.
  • nelipepimut-S: A cancer immunotherapy targeting human epidermal growth factor receptor 2, in Phase 2b clinical trials for early-stage breast cancer.
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AI Analysis | Feedback

SELLAS Life Sciences (SLS) is a late-stage biopharmaceutical company primarily focused on the research and development of novel cancer immunotherapies. Its lead product candidates, galinpepimut-S (GPS) and nelipepimut-S, are currently in various phases of clinical trials (Phase III, Phase 1/2, and Phase 2b).

As their product candidates are still in development and have not yet received regulatory approval for commercial sale, SELLAS Life Sciences does not currently have major customers that purchase its therapeutic products. The company's activities are centered on advancing its pipeline through clinical trials.

While SELLAS has a strategic collaboration with Merck & Co., Inc. (NYSE: MRK) for the evaluation of GPS in combination with pembrolizumab, this relationship is a development partnership rather than a customer-vendor arrangement for product sales.

AI Analysis | Feedback

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Dr. Angelos M. Stergiou, President and Chief Executive Officer

Dr. Stergiou is the founder of SELLAS Life Sciences Group, Inc.. Prior to founding SELLAS in 2012, he co-founded Genesis Life Sciences, Ltd. (now Genesis Research), where he served as President and Chief Operating Officer from 2009 to 2011. From 2002 to 2009, he held international positions of increasing responsibility in pharmaceutical and biotechnology companies, including PAION AG, Accentia Biopharmaceuticals, BioVest International, Analytica International, and Anavex Life Sciences. Dr. Stergiou led the Phase 3 development of a therapeutic cancer vaccine, BiovaxID, and holds a patent on the technology.

John T. Burns, Vice President Finance, Corporate Controller and Interim Principal Accounting Officer

John T. Burns serves as the Vice President Finance, Corporate Controller, and Interim Principal Accounting Officer at SELLAS Life Sciences.

Dragan Cicic, Senior Vice President, Clinical Development

Dr. Cicic has 20 years of experience in the biopharmaceutical industry. Before joining SELLAS, he was a Senior Vice President, Clinical Lead, at Klus Pharma, where he led the global clinical development of targeted solid cancer biologicals. He also held senior management positions at Actinium Pharmaceuticals, launching key clinical trials in hematologic malignancies. Dr. Cicic received his medical degree from the University of Belgrade and an MBA from the Wharton School of the University of Pennsylvania.

Stacy Yeung, Vice President, Associate General Counsel, and Head of Compliance

Stacy Yeung has 20 years of relevant experience and was promoted to Vice President, Associate General Counsel, and Head of Compliance as of March 8, 2024, leading the Company's legal and compliance functions.

AI Analysis | Feedback

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Here are the key risks to SELLAS Life Sciences (SLS):

  1. Clinical Trial and Regulatory Approval Risk: As a late-stage biopharmaceutical company, SELLAS Life Sciences' success is heavily dependent on the successful outcome of its ongoing clinical trials and the subsequent receipt of regulatory approvals for its product candidates. The lead candidate, galinpepimut-S (GPS), is in Phase III for acute myeloid leukemia and Phase 1/2 for ovarian cancer, while nelipepimut-S is in Phase 2b for early-stage breast cancer. There is no guarantee that these clinical trials will demonstrate sufficient efficacy and safety, or that regulatory bodies will grant approval, which could significantly jeopardize the company's future prospects.
  2. Pipeline Concentration Risk: The company's future value and viability are substantially tied to the successful development and commercialization of a limited number of product candidates, primarily galinpepimut-S (GPS) and nelipepimut-S. A failure in the development, clinical trials, or regulatory approval process of one or both of these key candidates would have a disproportionately severe negative impact on SELLAS Life Sciences, given the lack of a broad and diversified product pipeline.
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AI Analysis | Feedback

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AI Analysis | Feedback

For SELLAS Life Sciences (symbol: SLS), the addressable markets for their main products are as follows:

  • Galinpepimut-S (GPS) for Acute Myeloid Leukemia (AML): The global acute myeloid leukemia treatment market was valued at approximately USD 3.91 billion in 2025. It is projected to grow to USD 9.79 billion by 2034. North America represented approximately 41% of this global market in 2025.
  • Galinpepimut-S (GPS) for Ovarian Cancer: The global ovarian cancer treatment market (specifically for High-Grade vs. Low-Grade Serous Ovarian Cancer) was valued at USD 3.012 billion in 2025 and is expected to grow to USD 5.703 billion by 2034. The United States accounted for nearly USD 1,922 million of this market in 2024.
  • Nelipepimut-S for Early-Stage Breast Cancer: The global breast cancer market was valued at USD 38.41 billion in 2025 and is projected to reach USD 89.91 billion by 2034. North America dominated the breast cancer market in 2024.

AI Analysis | Feedback

SELLAS Life Sciences (SLS) is a late-stage biopharmaceutical company with no current product revenue; therefore, its future revenue growth over the next 2-3 years is primarily dependent on the successful clinical development, regulatory approval, and commercialization of its lead product candidates. Key drivers of future revenue growth for SELLAS Life Sciences include:
  1. Commercialization of Galinpepimut-S (GPS) for Acute Myeloid Leukemia (AML) in the United States: The most significant anticipated driver is the potential U.S. regulatory approval and subsequent commercial launch of galinpepimut-S (GPS). GPS is currently in a pivotal Phase 3 REGAL trial for AML as maintenance therapy following second complete remission. Analysts' forecasts for substantial revenue beginning in 2026, reaching billions in subsequent years, indicate an expectation of successful product launch and sales for GPS.
  2. Advancement and Potential Commercialization of SLS009 in AML: The progression and potential regulatory approval of SLS009, a highly selective CDK9 inhibitor, for AML indications represent another crucial revenue driver. SLS009 has demonstrated positive Phase 2 data in relapsed/refractory AML, and a new randomized Phase 2 trial evaluating it in newly diagnosed, first-line AML patients commenced enrollment in early 2026. Successful outcomes from these trials could lead to accelerated regulatory approvals and market entry within the projected timeframe.
  3. Expansion into New Geographic Markets and Additional Cancer Indications through Strategic Collaborations: SELLAS's strategic partnerships could drive future revenue by expanding the market reach and therapeutic applications of its product candidates. This includes the existing collaboration with Merck & Co. to evaluate GPS in combination with pembrolizumab across various hematologic malignancies and solid tumors, which could lead to expanded indications. Furthermore, the agreement with IMPACT-AML to extend the SLS009 clinical program into Europe aims to broaden patient access and establish a foundation for potential European commercialization.
  4. Achievement of Milestone Payments from Strategic Partnerships: As a clinical-stage company, SELLAS's revenue growth can also be fueled by milestone payments triggered by the successful achievement of clinical development, regulatory, or commercial milestones from its various strategic collaborations. For example, the agreement with 3D Medicines for GPS commercialization in China includes potential future bonuses up to $191.5 million.

AI Analysis | Feedback

Share Issuance

  • SELLAS completed multiple registered direct offerings in 2024, resulting in approximately $66.3 million in net proceeds through the issuance of common stock, pre-funded warrants, and accompanying warrants.
  • In 2025, the company received a total of approximately $54.6 million in gross proceeds from the immediate exercise of existing warrants.
  • Subsequent to December 31, 2025, SELLAS received approximately $42.6 million in cash proceeds from common stock warrant exercises.

Inbound Investments

  • SELLAS received approximately $42.6 million in cash from common stock warrant exercises after December 31, 2025.
  • The company received approximately $54.6 million in gross proceeds from warrant exercises in September and October 2025.
  • In January 2025, SELLAS closed a $25 million registered direct offering with a single healthcare-focused institutional investor.

Latest Trefis Analyses

TitleDate
0DASHBOARDS 
1SELLAS Life Sciences Earnings Notes12/16/2025
Title
0ARTICLES

Trade Ideas

Select ideas related to SLS.

Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
GEHC_4302026_Dip_Buyer_FCFYield04302026GEHCGE HealthCare TechnologiesDip BuyDB | FCFY OPMDip Buy with High FCF Yield and High Margin
Buying dips for companies with high FCF yield and meaningfully high operating margin
0.0%0.0%0.0%
IQV_4302026_Dip_Buyer_FCFYield04302026IQVIQVIADip BuyDB | FCFY OPMDip Buy with High FCF Yield and High Margin
Buying dips for companies with high FCF yield and meaningfully high operating margin
0.0%0.0%0.0%
UHS_4302026_Dip_Buyer_FCFYield04302026UHSUniversal Health ServicesDip BuyDB | FCFY OPMDip Buy with High FCF Yield and High Margin
Buying dips for companies with high FCF yield and meaningfully high operating margin
0.0%0.0%0.0%
ABT_4302026_Dip_Buyer_ValueBuy04302026ABTAbbott LaboratoriesDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
0.0%0.0%0.0%
ZBIO_4302026_Insider_Buying_45D_2Buy_200K04302026ZBIOZenas BioPharmaInsiderInsider Buys 45DStrong Insider Buying
Companies with multiple insider buys in the last 45 days
0.0%0.0%0.0%

Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

SLSKURATCRXAGENMRKRIMMXMedian
NameSELLAS L.Kura Onc.TScan Th.Agenus Marker T.Immix Bi. 
Mkt Price5.019.421.263.821.469.754.42
Mkt Cap0.70.80.20.10.00.50.4
Rev LTM0679114708
Op Inc LTM-28-304-129-21-8-36-32
FCF LTM-28-71-125-77-15-33-52
FCF 3Y Avg-33-21-106-157-15-20-27
CFO LTM-28-64-122-77-15-32-48
CFO 3Y Avg-32-18-103-153-15-19-25

Growth & Margins

SLSKURATCRXAGENMRKRIMMXMedian
NameSELLAS L.Kura Onc.TScan Th.Agenus Marker T.Immix Bi. 
Rev Chg LTM-25.2%106.7%10.4%99.1%-62.1%
Rev Chg 3Y Avg--7.3%12.0%--9.7%
Rev Chg Q--67.8%-54.8%27.5%---54.8%
QoQ Delta Rev Chg LTM--35.1%-11.5%6.9%0.0%--5.8%
Op Inc Chg LTM10.3%-57.2%7.9%83.5%-13.7%-65.7%-2.9%
Op Inc Chg 3Y Avg2.8%-30.7%-22.8%39.0%30.5%-61.1%-10.0%
Op Mgn LTM--449.9%-1,408.7%-18.0%-118.7%--284.3%
Op Mgn 3Y Avg---1,752.6%-80.2%---916.4%
QoQ Delta Op Mgn LTM--219.4%-93.4%40.9%4.0%--44.7%
CFO/Rev LTM--94.9%-1,335.5%-67.6%-224.8%--159.9%
CFO/Rev 3Y Avg---1,494.3%-121.3%---807.8%
FCF/Rev LTM--104.8%-1,367.7%-67.6%-224.8%--164.8%
FCF/Rev 3Y Avg---1,546.9%-123.7%---835.3%

Valuation

SLSKURATCRXAGENMRKRIMMXMedian
NameSELLAS L.Kura Onc.TScan Th.Agenus Marker T.Immix Bi. 
Mkt Cap0.70.80.20.10.00.50.4
P/S-12.317.91.23.7-8.0
P/Op Inc-25.0-2.7-1.3-6.4-3.1-15.0-4.8
P/EBIT-25.0-3.0-1.32.5-3.1-15.0-3.1
P/E-26.3-3.0-1.31,142.1-1.7-15.4-2.3
P/CFO-24.9-12.9-1.3-1.7-1.7-16.8-7.3
Total Yield-3.8%-33.6%-75.9%0.1%-58.4%-6.5%-20.0%
Dividend Yield0.0%0.0%0.0%0.0%0.0%0.0%0.0%
FCF Yield 3Y Avg-52.2%-0.4%-57.9%-132.8%-44.2%-17.3%-48.2%
D/E0.00.00.60.40.00.00.0
Net D/E-0.1-0.8-0.20.4-0.7-0.2-0.2

Returns

SLSKURATCRXAGENMRKRIMMXMedian
NameSELLAS L.Kura Onc.TScan Th.Agenus Marker T.Immix Bi. 
1M Rtn5.3%8.7%20.0%-3.5%-16.6%5.3%5.3%
3M Rtn34.3%20.3%22.3%29.9%-11.5%44.7%26.1%
6M Rtn215.1%-4.5%15.6%-4.0%68.8%209.5%42.2%
12M Rtn221.2%63.5%-0.8%31.3%25.9%366.5%47.4%
3Y Rtn193.0%-24.0%-72.0%-86.4%10.6%345.2%-6.7%
1M Excs Rtn-9.2%-2.0%10.5%-22.6%-25.0%-8.4%-8.8%
3M Excs Rtn27.6%13.6%15.6%23.2%-18.2%37.9%19.4%
6M Excs Rtn189.3%-14.1%2.1%-5.3%50.3%210.8%26.2%
12M Excs Rtn161.6%35.5%-38.7%-1.9%0.1%328.5%17.8%
3Y Excs Rtn150.9%-92.5%-125.8%-168.1%-73.5%169.8%-83.0%

Comparison Analyses

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Financials

Segment Financials

Assets by Segment
$ Mil20252024202320222021
Development of novel therapeutics for a broad range of cancer indications196212646
Total196212646


Price Behavior

Price Behavior
Market Price$5.01 
Market Cap ($ Bil)0.7 
First Trading Date03/12/2008 
Distance from 52W High-15.9% 
   50 Days200 Days
DMA Price$4.96$3.05
DMA Trendupup
Distance from DMA1.1%64.3%
 3M1YR
Volatility87.3%90.6%
Downside Capture1.260.67
Upside Capture337.78234.15
Correlation (SPY)42.4%18.0%
SLS Betas & Captures as of 4/30/2026

 1M2M3M6M1Y3Y
Beta2.213.042.661.821.340.78
Up Beta1.571.941.861.100.390.68
Down Beta-10.981.791.851.240.900.44
Up Capture261%414%477%554%505%170%
Bmk +ve Days15223166141428
Stock +ve Days11203366124348
Down Capture908%356%245%127%127%97%
Bmk -ve Days4183056108321
Stock -ve Days9212956117353

[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 SLS
SLS187.4%90.6%1.57-
Sector ETF (XLV)7.9%15.4%0.3018.3%
Equity (SPY)29.0%12.5%1.8317.9%
Gold (GLD)39.8%27.0%1.2211.2%
Commodities (DBC)50.6%18.0%2.21-14.7%
Real Estate (VNQ)13.0%13.5%0.6616.4%
Bitcoin (BTCUSD)-17.4%42.1%-0.3410.7%

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Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with SLS
SLS-9.1%94.0%0.36-
Sector ETF (XLV)4.9%14.6%0.1617.9%
Equity (SPY)12.8%17.1%0.5920.2%
Gold (GLD)20.9%17.9%0.956.1%
Commodities (DBC)13.8%19.1%0.590.8%
Real Estate (VNQ)3.4%18.8%0.0818.7%
Bitcoin (BTCUSD)7.0%56.0%0.3415.9%

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Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with SLS
SLS-59.5%130.3%-0.10-
Sector ETF (XLV)9.3%16.5%0.468.9%
Equity (SPY)15.1%17.9%0.7210.7%
Gold (GLD)13.4%15.9%0.693.4%
Commodities (DBC)9.3%17.8%0.443.6%
Real Estate (VNQ)5.8%20.7%0.248.7%
Bitcoin (BTCUSD)67.8%66.9%1.077.7%

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Short Interest

Short Interest: As Of Date4152026
Short Interest: Shares Quantity56.6 Mil
Short Interest: % Change Since 33120265.8%
Average Daily Volume4.2 Mil
Days-to-Cover Short Interest13.6 days
Basic Shares Quantity141.3 Mil
Short % of Basic Shares40.1%

Earnings Returns History

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 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
3/19/2026-8.5%-4.8%-4.0%
11/12/2025-2.0%2.0%36.9%
8/12/2025-3.7%5.6%17.4%
3/20/2025-0.8%-4.1%6.6%
11/13/20240.0%-2.4%-31.3%
8/13/20240.8%10.1%11.8%
3/28/20245.9%32.7%19.8%
11/9/2023-0.2%1.2%13.2%
...
SUMMARY STATS   
# Positive687
# Negative131112
Median Positive1.2%7.8%17.4%
Median Negative-8.5%-17.2%-13.5%
Max Positive10.4%49.4%176.0%
Max Negative-53.7%-58.0%-66.7%

SEC Filings

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Report DateFiling DateFiling
12/31/202503/19/202610-K
09/30/202511/12/202510-Q
06/30/202508/12/202510-Q
03/31/202505/13/202510-Q
12/31/202403/20/202510-K
09/30/202411/13/202410-Q
06/30/202408/13/202410-Q
03/31/202405/14/202410-Q
12/31/202303/28/202410-K
09/30/202311/09/202310-Q
06/30/202308/10/202310-Q
03/31/202305/11/202310-Q
12/31/202203/16/202310-K
09/30/202211/14/202210-Q
06/30/202208/11/202210-Q
03/31/202205/12/202210-Q

Recent Forward Guidance [BETA]

Latest: Q4 2025 Earnings Reported 3/19/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
Q2 2026 Patient Enrollment 40    

Prior: Q3 2025 Earnings Reported 11/12/2025

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
Q1 2026 Trial Enrollment Initiation      
2025 REGAL Trial Final Analysis      

Insider Activity

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#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Kalin, Katherine BachDirectBuy112120251.5963,400100,806165,996Form
2Van, Nostrand Robert LDirectBuy61320251.4810,00014,80030,192Form
3Wasman, JaneDirectBuy60220251.6920,00033,80051,376Form
4Kalin, Katherine BachDirectBuy52220251.8020,00036,00073,800Form