Tearsheet

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

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Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 511%

Megatrend and thematic drivers
Megatrends include Precision Medicine, and Advanced Materials. Themes include Nuclear Medicine, Specialty Chemicals for Performance, Show more.

Meaningful 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 19%

Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -74 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -275%

Expensive valuation multiples
P/SPrice/Sales ratio is 25x

Significant share based compensation
SBC/Rev LTMShare Based Compensation / Revenue (Sales), Last Twelve Months (LTM) is 69%

Not cash flow generative
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -194%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -244%

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 -30%

High stock price volatility
Vol 12M is 108%

Short seller report
Fuzzy Panda Research report on 11/26/2024.

Key risks
ASPI key risks include [1] a securities lawsuit alleging its core technology is commercially non-viable, Show more.

0 Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 511%
1 Megatrend and thematic drivers
Megatrends include Precision Medicine, and Advanced Materials. Themes include Nuclear Medicine, Specialty Chemicals for Performance, Show more.
2 Meaningful 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 19%
3 Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -74 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -275%
4 Expensive valuation multiples
P/SPrice/Sales ratio is 25x
5 Significant share based compensation
SBC/Rev LTMShare Based Compensation / Revenue (Sales), Last Twelve Months (LTM) is 69%
6 Not cash flow generative
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -194%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -244%
7 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 -30%
8 High stock price volatility
Vol 12M is 108%
9 Short seller report
Fuzzy Panda Research report on 11/26/2024.
10 Key risks
ASPI key risks include [1] a securities lawsuit alleging its core technology is commercially non-viable, Show more.

ASPI in ETFs

Weight = ASPI's share of each fund

VTI0.00%
ITOT0.00%
IWM0.02%
IWO0.03%
VTWO0.03%
SCHA0.01%
IWN0.01%
SCHB0.00%
+1 more covered ETF

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Updated on 7/2/2026

ASP Isotopes (ASPI) stock has gained about 25% since 3/31/2026 because of the following key factors:

1. ASP Isotopes (ASPI) reported better-than-expected financial results for fiscal Q1 2026, which ended March 31, 2026. The company posted a loss per share of -$0.22, surpassing analysts' expectations of -$0.28 by 21.43% when reported on May 19, 2026. Additionally, revenue for fiscal Q1 2026 reached $2.3 million, exceeding the estimated $2.03 million.

2. Significant operational progress and commercial milestones were achieved for the Renergen Helium Project. The company completed Phase 1 drilling for the project approximately four months ahead of schedule by March 23, 2026, with new wells demonstrating gas flows up to 16 times prior levels. Furthermore, a subsidiary secured its first five-year take-or-pay contract for helium supply on June 23, 2026, covering about 15% of the expected Phase 1 helium capacity. These developments, along with the proposed merger of Noble Africa and an associated $50 million private placement, including $20 million from ASP Isotopes, are intended to further fund and de-risk the project.

Show more
Updated on 7/2/2026

ASP Isotopes (ASPI) stock has gained about 25% since 3/31/2026 because of the following key factors:

1. ASP Isotopes (ASPI) reported better-than-expected financial results for fiscal Q1 2026, which ended March 31, 2026. The company posted a loss per share of -$0.22, surpassing analysts' expectations of -$0.28 by 21.43% when reported on May 19, 2026. Additionally, revenue for fiscal Q1 2026 reached $2.3 million, exceeding the estimated $2.03 million.

2. Significant operational progress and commercial milestones were achieved for the Renergen Helium Project. The company completed Phase 1 drilling for the project approximately four months ahead of schedule by March 23, 2026, with new wells demonstrating gas flows up to 16 times prior levels. Furthermore, a subsidiary secured its first five-year take-or-pay contract for helium supply on June 23, 2026, covering about 15% of the expected Phase 1 helium capacity. These developments, along with the proposed merger of Noble Africa and an associated $50 million private placement, including $20 million from ASP Isotopes, are intended to further fund and de-risk the project.

3. Anticipation of initial commercial shipments of enriched isotopes in fiscal year 2026 bolstered investor confidence. ASP Isotopes expects to begin commercial shipments across its Silicon-28, Carbon-14, and Ytterbium-176 segments in 2026. Initial commercial shipments of enriched Silicon-28 were targeted for fiscal Q2 2026, and later updated to fiscal Q3 2026 following engineering enhancements to the enrichment facility.

4. Positive analyst sentiment and elevated price targets provided a strong outlook for the stock. As of July 1, 2026, Wall Street analysts maintained a bullish consensus with a median price target of $13.00, implying a potential upside of approximately 109.0% from the stock's July 1, 2026, price of $6.22. This includes Canaccord Genuity reaffirming a "Buy" rating with an $11.00 price target on April 14, 2026.

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Stock Movement Drivers

Fundamental Drivers

The 27.4% change in ASPI stock from 3/31/2026 to 7/5/2026 was primarily driven by a 221.2% change in the company's Total Revenues ($ Mil).
(LTM values as of)33120267052026Change
Stock Price ($)4.425.6327.4%
Change Contribution By: 
Total Revenues ($ Mil)827221.2%
P/S Multiple46.725.3-45.8%
Shares Outstanding (Mil)89121-26.8%
Cumulative Contribution27.4%

LTM = Last Twelve Months as of date shown

Market Drivers

3/31/2026 to 7/5/2026
ReturnCorrelation
ASPI27.4% 
Market (SPY)14.5%54.8%
Sector (XLB)4.1%38.5%

Fundamental Drivers

The 5.2% change in ASPI stock from 12/31/2025 to 7/5/2026 was primarily driven by a 221.2% change in the company's Total Revenues ($ Mil).
(LTM values as of)123120257052026Change
Stock Price ($)5.355.635.2%
Change Contribution By: 
Total Revenues ($ Mil)827221.2%
P/S Multiple56.525.3-55.2%
Shares Outstanding (Mil)89121-26.8%
Cumulative Contribution5.2%

LTM = Last Twelve Months as of date shown

Market Drivers

12/31/2025 to 7/5/2026
ReturnCorrelation
ASPI5.2% 
Market (SPY)9.5%51.3%
Sector (XLB)15.2%40.3%

Fundamental Drivers

The -23.5% change in ASPI stock from 6/30/2025 to 7/5/2026 was primarily driven by a -78.2% change in the company's P/S Multiple.
(LTM values as of)63020257052026Change
Stock Price ($)7.365.63-23.5%
Change Contribution By: 
Total Revenues ($ Mil)427511.2%
P/S Multiple116.125.3-78.2%
Shares Outstanding (Mil)69121-42.6%
Cumulative Contribution-23.5%

LTM = Last Twelve Months as of date shown

Market Drivers

6/30/2025 to 7/5/2026
ReturnCorrelation
ASPI-23.5% 
Market (SPY)21.6%41.7%
Sector (XLB)20.2%33.0%

Fundamental Drivers

The 891.5% change in ASPI stock from 6/30/2023 to 7/5/2026 was primarily driven by a 0.0% change in the company's Total Revenues ($ Mil).
(LTM values as of)63020237052026Change
Stock Price ($)0.575.63891.5%
Change Contribution By: 
Total Revenues ($ Mil)270.0%
P/S Multiple25.30.0%
Shares Outstanding (Mil)31121-74.1%
Cumulative Contribution0.0%

LTM = Last Twelve Months as of date shown

Market Drivers

6/30/2023 to 7/5/2026
ReturnCorrelation
ASPI891.5% 
Market (SPY)74.0%32.2%
Sector (XLB)32.5%27.3%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
ASPI Return--41%13%153%18%15%131%
Peers Return73%17%56%27%90%8%722%
S&P 500 Return27%-19%24%23%16%9%99%

Monthly Win Rates [3]
ASPI Win Rate-0%50%50%58%43% 
Peers Win Rate60%45%67%60%67%43% 
S&P 500 Win Rate75%42%67%75%67%43% 

Max Drawdowns [4]
ASPI Max Drawdown---84%-63%-62%-52% 
Peers Max Drawdown-34%-43%-32%-35%-45%-35% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: LNTH, BWXT, LEU, CCJ, UEC.
[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 7/2/2026 (YTD)

How Low Can It Go

EventASPIS&P 500
2025 US Tariff Shock
  % Loss-17.5%-18.8%
  % Gain to Breakeven21.2%23.1%
  Time to Breakeven19 days79 days
2024 Yen Carry Trade Unwind
  % Loss-42.7%-7.8%
  % Gain to Breakeven74.4%8.5%
  Time to Breakeven66 days18 days
2023 SVB Regional Banking Crisis
  % Loss-81.9%-6.7%
  % Gain to Breakeven453.1%7.1%
  Time to Breakeven191 days31 days

Compare to LNTH, BWXT, LEU, CCJ, UEC

In The Past

ASP Isotopes'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.

EventASPIS&P 500
2024 Yen Carry Trade Unwind
  % Loss-42.7%-7.8%
  % Gain to Breakeven74.4%8.5%
  Time to Breakeven66 days18 days
2023 SVB Regional Banking Crisis
  % Loss-81.9%-6.7%
  % Gain to Breakeven453.1%7.1%
  Time to Breakeven191 days31 days

Compare to LNTH, BWXT, LEU, CCJ, UEC

In The Past

ASP Isotopes'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 ASP Isotopes (ASPI)

ASP Isotopes (ASPI) is a pre-commercial stage advanced materials company focused on developing and commercializing specialized isotopes. The company holds an exclusive license for the proprietary Aerodynamic Separation Process (ASP technology) from Klydon, which it utilizes for the production, distribution, marketing, and sale of various isotopes for high-value applications across multiple industries.

The company's initial primary focus is on the production of enriched Molybdenum-100 (Mo-100), which is intended for use in nuclear imaging agents by radiopharmacies and other entities within the medical industry. Additionally, ASPI plans to produce enriched Uranium-235 (U-235). This uranium isotope is designed to serve as a nuclear fuel component for the new generation of HALEU-fueled small modular reactors, targeting both commercial and government uses in the nuclear energy market.

Looking ahead, ASP Isotopes intends to expand its portfolio to include other strategically important isotopes. These include Silicon-28, which holds potential applications in the quantum computing market, and Carbon-14 for the pharmaceutical and agrochemical sectors. The company is also exploring the separation of various other isotopes such as Zinc-68, Ytterbium-176, and Xenon-136 for healthcare, and Chlorine-37 and Lithium-6 for further applications in nuclear energy, highlighting the broad applicability of its ASP technology.

AI Analysis | Feedback

Here are 1-2 brief analogies for ASP Isotopes (ASPI):

  • They are like an industrial gas company such as Linde or Air Products, but instead of common industrial gases, they're developing advanced technology to produce extremely rare, high-value isotopes for critical medical and nuclear applications.
  • Think of them as a specialized materials manufacturer like a DuPont or 3M, but intensely focused on using proprietary technology to create specific isotopes for niche, high-tech markets like nuclear medicine and next-generation nuclear reactors.

AI Analysis | Feedback

  • Enriched Molybdenum-100 (Mo-100): A medical isotope intended for use in the preparation of nuclear imaging agents.
  • Enriched Uranium-235 (U-235): A nuclear fuel component for new generation HALEU-fueled small modular reactors.
  • Silicon-28: An isotope with potential application in the quantum computing market.
  • Carbon-14: An isotope with potential application in the pharma/agrochem market.

AI Analysis | Feedback

ASP Isotopes (ASPI) is a pre-commercial stage company. As such, it does not currently have established major customers or sales. However, based on the company's stated focus and target markets, it intends to sell its products primarily to other companies and governmental entities in the following categories:

  • Radiopharmacies and Medical Industry Companies: These would be the primary customers for enriched Molybdenum-100 (Mo-100), used in the preparation of nuclear imaging agents. This category also includes entities interested in Zinc-68, Ytterbium-176, Zinc-67, Nickel-64, and Xenon-136 for healthcare applications.
  • Nuclear Energy Sector Companies: Specifically, developers and operators of new generation HALEU-fueled small modular reactors (SMRs) would be target customers for enriched Uranium-235 (U-235). This category also extends to potential users of Chlorine-37 and Lithium-6.
  • Advanced Technology and Research Companies: This includes companies in the quantum computing sector targeting Silicon-28, and pharmaceutical/agro-chemical companies interested in Carbon-14.

AI Analysis | Feedback

Klydon Proprietary Ltd

AI Analysis | Feedback

Paul Mann – Executive Chairman & Chief Executive Officer

Paul Mann co-founded ASP Isotopes in September 2021 and serves as the company's founder, Executive Chairman, and Chief Executive Officer. He took a temporary leave of absence from his CEO duties for health reasons in October 2025, during which Robert Ainscow served as Interim CEO. Mann resumed his role as CEO and Executive Chairman effective January 19, 2026.

Heather Kiessling – Chief Financial Officer

Heather Kiessling was appointed as the Chief Financial Officer of ASP Isotopes Inc. on July 1, 2024. She is a CPA with over 30 years of experience in life science and high-tech companies. Prior to joining ASP Isotopes, she was a Managing Director at Danforth Advisors LLC, a life science consulting firm. Her career also includes finance leadership roles at Cytonome/ST, LLC and AutoImmune Inc., and she began as an auditor at Price Waterhouse. Kiessling holds a BA from the University of California, San Diego, and an MBA from the University of Michigan Graduate School of Business.

Robert Ainscow – Chief Operating Officer

Robert Ainscow co-founded ASP Isotopes in September 2021 and has served as the Chief Operating Officer since the company's inception. He worked alongside Paul Mann for four years and also held the position of Interim Chief Executive Officer from October 2025 until Paul Mann returned to the role in January 2026.

Hendrik Strydom, PhD – Chief Technology Officer

Dr. Hendrik Strydom possesses over 30 years of experience in isotope enrichment. He is a co-developer of the Aerodynamic Separation Process (ASP) technology, which forms the technological backbone of ASP Isotopes. His work in isotope separation began as a scientist at the South African Atomic Energy Corporation (AEC), where he focused on the laser separation of heavy isotopes. In 1993, he co-founded Klydon, an isotope enrichment company based in South Africa.

Gerdus Kemp, MD, PhD – Medical Director, CEO of PET Labs

Dr. Gerdus Kemp founded PET Labs Pharmaceuticals in South Africa and is its Chief Executive Officer. He brings over thirty years of experience in nuclear medicine and radiopharmaceutical production. Dr. Kemp previously served as Medical Director at Klydon and Molybdos. He holds a PhD in Inorganic Chemistry from the University of Johannesburg and is a lecturer in Radiography at the University of Pretoria.

AI Analysis | Feedback

The key risks for ASP Isotopes (ASPI) are:

  1. Pre-Commercial Stage and Technological Commercialization Risk: ASP Isotopes is a pre-commercial stage company, meaning its success is entirely dependent on the successful development, scaling, and commercialization of its proprietary Aerodynamic Separation Process (ASP technology). There is a significant risk that the technology may not achieve commercial-scale production efficiently or cost-effectively, or that its isotopes may not meet the required specifications or production targets (e.g., 20 kg/year of 95% enriched Mo-100). This encompasses both technological hurdles and the successful transition from development to profitable commercial operations.

  2. Reliance on Exclusive License and Licensor: The company's entire business model is predicated on an exclusive license to the ASP technology from Klydon Proprietary Ltd. Any issues with maintaining this license, the effectiveness of the underlying technology provided by the licensor, or Klydon's ability to fulfill its commitments, such as providing the first commercial-scale Mo-100 enrichment plant, could severely impact ASP Isotopes' operations and viability.

  3. Market Adoption and Competition Risk: Even if ASP Isotopes successfully develops and produces its isotopes, the company faces significant challenges in gaining market acceptance and competing in highly specialized target markets. These include nuclear imaging, HALEU-fueled small modular reactors, quantum computing, and pharma/agrochem. These markets may have established players, alternative technologies, or evolving demands, posing a risk that ASP Isotopes' products may not be adopted or may struggle to achieve competitive pricing and market share.

AI Analysis | Feedback

There are two clear emerging threats for ASP Isotopes (ASPI):

  1. Emergence of alternative Mo-99 production methods: ASPI's initial focus is on producing enriched Molybdenum-100 (Mo-100) for use in the preparation of nuclear imaging agents, which typically involves irradiating Mo-100 to produce Molybdenum-99 (Mo-99). A clear emerging threat is the development and commercialization of alternative, non-fission-based methods for producing Mo-99, such as accelerator-based technologies. Companies like NorthStar Medical Radioisotopes are actively deploying such methods. If these alternative technologies become widely adopted, cost-effective, and reliable, they could significantly reduce or eliminate the market demand for Mo-100 produced through ASPI's technology, effectively bypassing ASPI's proposed product pathway to a critical medical isotope.
  2. Existing and rapidly developing competition in HALEU production: ASPI intends to use its ASP technology to produce enriched Uranium-235 (U-235) for the High-Assay Low-Enriched Uranium (HALEU) market, which is critical for new Small Modular Reactors (SMRs). However, other companies, such as Centrus Energy, have already begun commercial production of HALEU in the U.S. using existing and proven enrichment technologies like gas centrifuges. As ASPI is pre-commercial and its ASP technology for uranium enrichment is not yet scaled for this market, established and emerging competitors already actively producing or scaling HALEU pose a significant threat. These competitors could capture market share and establish supply chains before ASPI can commercialize its U-235 product, making it challenging for ASPI to penetrate this nascent but competitive market.

AI Analysis | Feedback

ASP Isotopes (ASPI) is focused on producing several isotopes for various industries. The addressable markets for its main products are as follows:

  • Enriched Molybdenum-100 (Mo-100): The global Molybdenum-100 market size was valued at USD 4.8 billion in 2024 and is projected to grow to USD 8 billion by 2035. This isotope is intended for use in nuclear imaging agents in the medical industry.
  • Enriched Uranium-235 (U-235) for High-Assay Low-Enriched Uranium (HALEU): The global High-Assay Low-Enriched Uranium (HALEU) market was valued at USD 14.24 billion in 2025 and is forecast to reach substantial figures by 2033, demonstrating a Compound Annual Growth Rate (CAGR) of 9.25%. HALEU is a specialized nuclear fuel component for small modular reactors (SMRs) and next-generation reactors. The broader global uranium enrichment market is estimated at USD 14.24 billion in 2025 and is expected to reach USD 22.16 billion by 2030.
  • Silicon-28: The global quantum computing market, where Silicon-28 has potential application, is projected to grow from USD 1.6 billion in 2025 to USD 7.3 billion by the end of 2030, at a CAGR of 34.6%. Other estimates for the global quantum computing market size include USD 1.41 billion in 2024, projected to reach USD 4.24 billion by 2030.
  • Carbon-14: The global Carbon-14 market size was valued at USD 1.2 billion in 2024 and is projected to reach USD 1.77 billion by 2032, growing at a CAGR of 5.0% from 2026 to 2032. Carbon-14 has potential applications in the pharma/agrochem target end market.

AI Analysis | Feedback

ASP Isotopes (ASPI) is poised for future revenue growth over the next 2-3 years, driven by several key initiatives across its isotope production and commercialization efforts:

  1. Commercialization and Scaling of Silicon-28: ASP Isotopes has secured multiple contracts for its enriched Silicon-28, with deliveries anticipated to commence in the first half of 2026. These include agreements with a major U.S. semiconductor company, a large global industrial gas company, and another significant U.S. buyer. The company expects commercial revenue from Silicon-28 in 2026. Production is expected to occur at ASPI's Iceland facility, which began construction in 2025 and is projected to be completed by mid-2026. ASP Isotopes is positioned as the sole commercial supplier of enriched Silicon-28, a critical material for quantum computing and advanced semiconductors.

  2. Commercial Production of Carbon-14: Revenue from Carbon-14 is projected to begin in the second quarter of 2026. ASP Isotopes has a long-term take-or-pay agreement with a Canadian customer, guaranteeing a minimum of approximately $2.5 million annually, with potential to reach $5 million per year. Feedstock for Carbon-14 production is expected imminently, and the company's plant, which has already been producing Carbon-12, can begin Carbon-14 production once the feedstock arrives.

  3. Expansion of Medical Isotope Business: This includes the scaling of Ytterbium-176 production and strategic acquisitions of radiopharmacies. Commercial quantities of Ytterbium-176 are expected to be delivered throughout the first half of 2026, with the company aiming to scale production to approximately 1 kg per year. Additionally, the acquisition of an independent radiopharmacy in Florida is expected to be accretive to 2026 revenues, EBITDA, and EPS, expanding PET Labs' nuclear medicine operations in the United States.

  4. Advancement and Market Entry in Uranium-235 (HALEU) Production: ASP Isotopes' subsidiary, Quantum Leap Energy (QLE), which the company intends to spin off as a separate entity in the first half of 2026, is making progress in the high-assay low-enriched uranium (HALEU) market. QLE has signed a non-binding Memorandum of Understanding with a major U.S. energy company to explore developing facilities for HALEU production in the U.S., a move that aligns with efforts to secure domestic nuclear fuel supply ahead of the anticipated 2028 ban on Russian uranium imports. QLE also has agreements with TerraPower for HALEU supply, with a 10-year supply agreement starting in 2028. Initial pilot results for its Quantum Enrichment technology in early 2026 are crucial for this segment.

  5. Consistent Revenue from Molybdenum-100: ASP Isotopes holds a 25-year supply agreement with BRICEM for highly enriched Molybdenum-100, valued at up to $27 million per annum. Deliveries under this contract were scheduled to begin in July 2023. This long-term agreement is expected to provide a steady and significant revenue stream as the company scales its production capacity for this medical isotope.

AI Analysis | Feedback

Share Issuance

  • ASP Isotopes completed a follow-on equity offering in October 2025, raising approximately US$210.3 million through the sale of 17,167,380 shares of common stock.
  • In July 2025, the company priced an underwritten registered direct offering of 7,500,000 shares at $8.00 per share, expected to generate approximately $60.0 million in gross proceeds.
  • ASP Isotopes issued 1,294,778 new shares of common stock in May 2025 following the exercise of warrants, providing approximately $4.9 million in gross proceeds.

Inbound Investments

  • ASP Isotopes gained access to a significant indirect line of credit of potentially USD 750 million, primarily through the US Development Finance Corporation, related to the acquisition of Renergen for helium production, with any surplus earmarked for uranium initiatives.
  • Its subsidiary, Quantum Leap Energy LLC, has issued convertible notes in private placements to fund the development of laser enrichment production facilities.

Outbound Investments

  • ASP Isotopes is in the process of acquiring Renergen Limited, a helium and liquefied natural gas producer with operations in South Africa, which, upon completion, will become a wholly-owned subsidiary.
  • The company has acquired a US radiopharmacy to expand its radiopharmaceutical operations.
  • ASP Isotopes acquired assets from One 30 Seven Inc. to develop Creber Units for processing water-soluble nuclear waste.

Capital Expenditures

  • Capital expenditures for the nine months preceding Q3 2025 amounted to $7.2 million.
  • Planned annual outflows for capital investment are projected to be north of USD 75 million, including expansion into Iceland and further investment in South African facilities.
  • The primary focus of capital expenditures includes the commissioning and expansion of C-14, Si-28, and Yb-176 enrichment facilities in Pretoria, South Africa, with commercial supply expected during 2025.

Latest Trefis Analyses

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Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

ASPILNTHBWXTLEUCCJUECMedian
NameASP Isot.Lantheus BWX Tech.Centrus .Cameco Uranium . 
Mkt Price5.63109.89191.06162.1396.5410.77103.22
Mkt Cap0.77.117.53.242.05.36.2
Rev LTM271,5463,3764523,53820999
Op Inc LTM-7429033430617-127160
FCF LTM-66372328-61922-120133
FCF 3Y Avg-353562858672-82146
CFO LTM-52408522-211,276-114194
CFO 3Y Avg-2541945324921-77221

Growth & Margins

ASPILNTHBWXTLEUCCJUECMedian
NameASP Isot.Lantheus BWX Tech.Centrus .Cameco Uranium . 
Rev Chg LTM511.2%0.6%21.4%-4.1%7.5%-69.8%4.0%
Rev Chg 3Y Avg-15.4%14.3%15.3%18.3%-22.6%15.3%
Rev Chg Q279.3%1.2%26.1%4.9%7.1%-7.1%
QoQ Delta Rev Chg LTM12.9%0.3%5.6%0.8%1.6%0.0%1.2%
Op Inc Chg LTM-160.2%-36.2%2.9%-61.4%4.5%-113.2%-48.8%
Op Inc Chg 3Y Avg-115.0%512.9%1.6%7.1%98.9%-352.5%4.4%
Op Mgn LTM-275.3%18.8%9.9%6.7%17.4%-629.8%8.3%
Op Mgn 3Y Avg-782.0%27.7%11.7%11.6%16.0%-268.3%11.6%
QoQ Delta Op Mgn LTM-35.5%-1.7%-0.2%-4.4%-1.0%-86.8%-3.1%
CFO/Rev LTM-194.5%26.4%15.5%-4.6%36.1%-561.9%5.4%
CFO/Rev 3Y Avg-374.3%28.1%15.7%6.0%28.7%-269.4%10.8%
FCF/Rev LTM-244.4%24.0%9.7%-13.6%26.1%-595.2%-1.9%
FCF/Rev 3Y Avg-569.5%23.9%9.9%2.4%20.9%-285.7%6.1%

Valuation

ASPILNTHBWXTLEUCCJUECMedian
NameASP Isot.Lantheus BWX Tech.Centrus .Cameco Uranium . 
Mkt Cap0.77.117.53.242.05.36.2
P/S25.34.65.27.111.9261.69.5
P/Op Inc-9.224.552.4105.168.2-41.538.5
P/EBIT-3.918.138.541.245.2-51.128.3
P/E-3.925.550.852.964.6-51.038.2
P/CFO-13.017.433.6-155.633.0-46.62.2
Total Yield-25.5%3.9%2.5%1.9%1.5%-2.0%1.7%
Dividend Yield0.0%0.0%0.5%0.0%0.0%0.0%0.0%
FCF Yield 3Y Avg-8.9%6.8%2.5%2.5%2.7%-2.4%2.5%
D/E0.40.10.10.40.00.00.1
Net D/E-0.00.00.1-0.2-0.0-0.1-0.0

Returns

ASPILNTHBWXTLEUCCJUECMedian
NameASP Isot.Lantheus BWX Tech.Centrus .Cameco Uranium . 
1M Rtn-16.1%8.8%2.7%0.2%-6.7%-14.9%-3.2%
3M Rtn31.2%44.4%-11.0%-11.5%-14.2%-20.6%-11.3%
6M Rtn0.0%63.4%5.4%-40.5%-2.0%-17.8%-1.0%
12M Rtn-19.9%38.0%34.4%-8.1%31.8%62.7%33.1%
3Y Rtn766.3%35.0%176.5%454.3%231.8%225.4%228.6%
1M Excs Rtn-30.8%15.8%3.7%-16.9%-18.2%-28.6%-17.6%
3M Excs Rtn23.2%31.4%-23.9%-25.3%-26.9%-33.6%-24.6%
6M Excs Rtn-4.6%55.1%1.4%-42.9%-2.9%-17.0%-3.7%
12M Excs Rtn-40.3%17.6%16.1%-24.6%14.3%43.7%15.2%
3Y Excs Rtn1,002.0%-40.8%109.8%344.3%157.6%146.8%152.2%

Comparison Analyses

null

Financials

Segment Financials

Revenue by Segment
$ Mil202520242023
Construction services18  
Specialist isotopes and related services640
Nuclear fuels000
Corporate 00
Total2440


Operating Income by Segment
$ Mil202520242023
Construction services0  
Nuclear fuels-20-40
Specialist isotopes and related services-40-22-16
Corporate 00
Total-60-26-16


Net Income by Segment
$ Mil202520242023
Construction services18  
Specialist isotopes and related services-33-21-16
Nuclear fuels-144-110
Corporate -0-0
Total-160-32-16


Assets by Segment
$ Mil2025202420232022
Specialist isotopes and related services32472  
Nuclear fuels9423  
Construction services800  
Single Segment  2812
Total498942812


Price Behavior

Price Behavior
Market Price$5.63 
Market Cap ($ Bil)0.7 
First Trading Date11/10/2022 
Distance from 52W High-59.9% 
   50 Days200 Days
DMA Price$5.58$4.17
DMA Trenddownup
Distance from DMA0.9%35.2%
 3M1YR
Volatility116.9%108.9%
Downside Capture728.36502.86
Upside Capture502.22375.09
Correlation (SPY)56.9%41.7%
ASPI Betas & Captures as of 6/30/2026

 1M2M3M6M1Y3Y
Beta3.644.674.183.983.592.35
Up Beta1.531.032.092.673.462.08
Down Beta4.493.053.592.341.771.47
Up Capture314%942%803%1273%1586%34891%
Bmk +ve Days11244067140429
Stock +ve Days11213262119370
Down Capture406%476%470%276%201%113%
Bmk -ve Days10172358112321
Stock -ve Days9193062129365

[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 ASPI
ASPI-15.5%108.6%0.33-
Sector ETF (XLB)17.2%17.5%0.7533.9%
Equity (SPY)21.7%12.5%1.2941.5%
Gold (GLD)23.1%27.7%0.7326.4%
Commodities (DBC)21.3%18.6%0.901.6%
Real Estate (VNQ)13.6%13.8%0.687.3%
Bitcoin (BTCUSD)-42.0%42.7%-1.1529.1%

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 ASPI
ASPI17.3%111.9%0.71-
Sector ETF (XLB)6.9%19.0%0.2523.4%
Equity (SPY)13.3%17.1%0.6026.1%
Gold (GLD)17.9%18.3%0.7913.4%
Commodities (DBC)6.9%19.5%0.256.3%
Real Estate (VNQ)3.1%18.9%0.067.9%
Bitcoin (BTCUSD)12.2%53.8%0.4117.8%

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 ASPI
ASPI8.3%111.9%0.71-
Sector ETF (XLB)10.3%20.7%0.4423.4%
Equity (SPY)15.4%18.0%0.7326.1%
Gold (GLD)12.1%16.1%0.6113.4%
Commodities (DBC)5.7%18.0%0.256.3%
Real Estate (VNQ)5.5%20.7%0.237.9%
Bitcoin (BTCUSD)59.0%66.2%0.9917.8%

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

Short Interest

Short Interest: As Of Date6152026
Short Interest: Shares Quantity23.1 Mil
Short Interest: % Change Since 53120262.3%
Average Daily Volume5.8 Mil
Days-to-Cover Short Interest4
Basic Shares Quantity121.0 Mil
Short % of Basic Shares19.1%

Earnings Returns History

Updated 6/3/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
SUMMARY STATS   
# Positive000
# Negative000
Median Positive   
Median Negative   
Max Positive   
Max Negative   
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
SUMMARY STATS   
# Positive000
# Negative000
Median Positive   
Median Negative   
Max Positive   
Max Negative   

SEC Filings

Expand for More
Report DateFiling DateFiling
03/31/202605/20/202610-Q
12/31/202504/10/202610-K
09/30/202511/19/202510-Q
06/30/202508/14/202510-Q
03/31/202505/20/202510-Q
12/31/202403/31/202510-K
09/30/202411/19/202410-Q
06/30/202408/19/202410-Q
03/31/202405/15/202410-Q
12/31/202304/10/202410-K
09/30/202311/14/202310-Q
06/30/202308/14/202310-Q
03/31/202305/19/202310-Q
12/31/202203/31/202310-K
09/30/202212/22/202210-Q
06/30/202211/14/2022424B4
Collapse to Preview
Report DateFiling DateFiling
03/31/202605/20/202610-Q
12/31/202504/10/202610-K
09/30/202511/19/202510-Q
06/30/202508/14/202510-Q
03/31/202505/20/202510-Q
12/31/202403/31/202510-K
09/30/202411/19/202410-Q
06/30/202408/19/202410-Q
03/31/202405/15/202410-Q
12/31/202304/10/202410-K
09/30/202311/14/202310-Q
06/30/202308/14/202310-Q
03/31/202305/19/202310-Q
12/31/202203/31/202310-K
09/30/202212/22/202210-Q
06/30/202211/14/2022424B4

Insider Activity

Updated 7/2/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Ainscow, Donald GeorgeEVP, Gen Counsel, SecretaryDirectSell70220266.14100,000614,0004,912,000Form
2Moore, Duncan DirectSell70220269.2875,000696,2329,232,535Form
3Kiessling, HeatherChief Financial OfficerDirectSell70220266.2823,124145,2199,584,863Form
4Wider, Todd DirectSell70120266.1250,000306,0004,114,152Form
5Gorley, Michael DirectSell70120266.2730,000188,100551,183Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Ainscow, Donald GeorgeEVP, Gen Counsel, SecretaryDirectSell70220266.14100,000614,0004,912,000Form
2Moore, Duncan DirectSell70220269.2875,000696,2329,232,535Form
3Kiessling, HeatherChief Financial OfficerDirectSell70220266.2823,124145,2199,584,863Form
4Wider, Todd DirectSell70120266.1250,000306,0004,114,152Form
5Gorley, Michael DirectSell70120266.2730,000188,100551,183Form
6Wider, Todd DirectSell70120266.2550,000312,5004,514,044Form
7Ainscow, RobertCOODirectSell61020267.008,43859,05815,970,871Form
8Mann, Paul ElliotChairman and CEODirectSell60320267.7683,759649,97074,339,597Form
9Mann, Paul ElliotChairman and CEODirectSell60320268.2983,758694,35480,109,785Form
10Mann, Paul ElliotChairman and CEODirectSell60320267.8883,758660,01376,807,794Form
11Gorley, Michael DirectSell42320269.7564,000624,237793,561Form
12Ainscow, RobertCOODirectSell41720265.2122,500117,1127,757,100Form
13Moore, Duncan DirectSell41720265.2111,64260,5975,438,850Form
14Kiessling, HeatherChief Financial OfficerDirectSell41720265.4823,124126,6733,885,962Form
15Ainscow, RobertCOODirectSell41320264.5125,000112,7756,824,317Form
Core Cache Last Updated: 7/5/2026