ASPI

Peers: STDN LEU BWXT LTBR NNE CATX LNTH OKLO CCJ TLX

| Held by: VTI IWM VXF MGNR IWO VTWO NUKZ SCHA SRVR VAW

Index	RUT
Market Cap	323.48M
Enterprise Value	344.10M
Income	-132.05M
Sales	30.85M
Book/sh	2.03
Cash/sh	1.69
Dividend Est.	-
Dividend TTM	-
Dividend Ex-Date	-
Dividend Gr. 3/5Y	- -
Payout	-
Employees	271
IPO	Nov 10, 2022

P/E	-
Forward P/E	-
PEG	-
P/S	10.49
P/B	1.04
P/C	1.25
P/FCF	-
EV/EBITDA	-
EV/Sales	11.15
Quick Ratio	3.84
Current Ratio	3.86
Debt/Eq	1.02
LT Debt/Eq	0.81
Option/Short	Yes / Yes

EPS (ttm)	-1.32
EPS next Y	-
EPS next Q	-
EPS this Y	-
EPS next Y	-
EPS next 5Y	-
EPS past 3/5Y	-148.35% -129.60%
Sales past 3/5Y	- -
EPS Y/Y TTM	5.80%
Sales Y/Y TTM	573.40%
EPS Q/Q	73.38%
Sales Q/Q	327.51%
Earnings	Jun 03
EPS/Sales Surpr.	-690.00% 720.67%

Insider Own	10.74%
Insider Trans	-4.87%
Inst Own	46.99%
Inst Trans	0.11%
ROA	-42.84%
ROE	-104.60%
ROIC	-27.59%
Gross Margin	-0.49%
Oper. Margin	-312.31%
Profit Margin	-428.00%
SMA20	-15.68%
SMA50	-34.53%
SMA200	-57.83%
Trades

Shs Outstand	153.31M
Shs Float	136.84M
Short Float	19.33%
Short Ratio	6.47
Short Interest	26.46M
52W High	11.22 -81.19%
52W Low	1.89 11.64%
Volatility	10.01% 8.25%
ATR (14)	0.22
RSI (14)	31.08
Beta	3.71
Rel Volume	0.04
Avg Volume	4.09M
Volume	8,303

Perf Week	-4.52%
Perf Month	-29.90%
Perf Quarter	-45.48%
Perf Half Y	-61.14%
Perf YTD	-60.56%
Perf Year	-76.32%
Perf 3Y	100.95%
Perf 5Y	-
Perf 10Y	-
Recom	1.00
Target Price	13.00
Prev Close	2.17
Price	2.11
Change %	-2.76%

Date	Action	Analyst	Rating Change	Price Target Change
Dec-04-25	Initiated	Cantor Fitzgerald	Overweight	$13
Oct-04-24	Initiated	Canaccord Genuity	Buy	$4.50
Dec-05-23	Initiated	H.C. Wainwright	Buy	$3.25

Oct-15-26 08:00AM	Quantum Leap Energy and Necsa Sign Binding Heads of Agreement to Establish Joint Venture for HALEU Production in South Africa (GlobeNewswire) +6.76%
Sep-28-26 09:50PM	Did ASP Isotopes Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire) -11.11%
Sep-08-26 09:15AM	ASP Isotopes Hosts Inaugural Capital Markets Day and Provides Operational Update (GlobeNewswire)
Aug-20-26 08:00AM	ASP Isotopes Inc. Announces that Renergen Limited's Subsidiary has Commenced Commissioning of Liquid Helium Plant in South Africa (GlobeNewswire)
Aug-18-26 08:00AM	ASP Isotopes Announces Quantum Leap Energy is Evaluating Metal Conversion Opportunities in Namibia (GlobeNewswire)
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Aug-17-26 08:00AM	ENDRA Life Sciences Reports Second Quarter 2026 Financial Results and Provides Business Update (Business Wire) -5.85%
Aug-06-26 08:00AM	ASP Isotopes Inc. Announces that Renergen Limited's Subsidiary has Entered into a Take-or-Pay Contract for the Supply of Liquified Natural Gas to Be Produced at the Virginia Gas Project in South Africa (GlobeNewswire)
Aug-05-26 08:00AM	ASP Isotopes to Participate in Citi's 2026 Natural Resources Conference (GlobeNewswire) -5.59%
Aug-04-26 08:00AM	ASP Isotopes Issues Letter to Shareholders (GlobeNewswire)
Jul-30-26 08:00AM	ASP Isotopes to Participate in Canaccord Genuity's 46th Annual Growth Conference on August 12, 2026 (GlobeNewswire) +12.43%
Jul-28-26 08:00AM	ASP Isotopes to Hold Capital Markets Day on September 8 (GlobeNewswire) -6.79%
Jul-21-26 08:00AM	ASP Isotopes Announces Quantum Leap Energy Research Agreement with Texas A&M Engineering Experiment Station to Advance Uranium Conversion Technology (GlobeNewswire) +9.51%
Jul-17-26 10:35AM	Join the Live Investor Webinar for Noble Africa, the Proposed ASP Isotopes Spin-Out Creating a Public Helium Company (Business Wire)
Jul-15-26 05:58PM	ASP Isotopes Announces Agreements to Exchange Certain QLE Convertible Notes for ASPI Common Stock (GlobeNewswire) -13.86%
Jun-29-26 05:14AM	CRML, UUUU, ASPI, USAR In Focus: Report Questions Trump, Lutnick Family Ties To Government-Backed Critical Metal Projects (Stocktwits)
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Jun-25-26 12:11PM	ASP Isotopes To Merge Noble Africa With A Unit Of ENDRA A Look At The Key Contours Of The Deal (Stocktwits) -10.06%
09:51AM	ASP Isotopes Announces Proposed Merger of Noble Africa with ENDRA Life Sciences and Approximately $50 Million Concurrent Private Placement Financing (Business Wire)
Jun-23-26 08:00AM	ASP Isotopes Inc. Announces that a Subsidiary of Renergen Limited Has Entered into its First Take-or-Pay Contract for the Supply of Contained Helium to be Produced at the Virginia Gas Project in South Africa (GlobeNewswire)
May-26-26 10:47AM	ASPI Stock Heads For Best Gains In 7 Months Why Are Investors Excited About ASP Isotopes Restarting Its Silicon Facility? (Stocktwits) +24.86%
08:00AM	ASP Isotopes Implements Engineering Enhancements to Silicon-28 Enrichment Facility; Successfully Restarts First 18 Stages of Silicon-28 Enrichment Facility; Commercial Shipments of Enriched Silicon-28 Expected to Commence in Q3 2026 (GlobeNewswire)
May-11-26 07:30AM	Quantum Leap Energy Enters into Memorandum of Understanding with European Nuclear Technology Company for Advanced Nuclear Fuel Supply Collaboration (GlobeNewswire) +15.61%
May-06-26 07:30AM	Quantum Leap Energy Appoints Dr. Peter Fiske to Strategic Advisory Board (GlobeNewswire) +7.99%
Apr-30-26 08:00AM	Skyline Builders Group Holding Ltd and Cove Kaz Capital Group LLC Announce Merger Agreement (Business Wire) +6.48%
Apr-13-26 07:30AM	ASP Isotopes Inc. Provides Business Update (GlobeNewswire) +12.95%
07:00AM	The Future of Uranium Enrichment is Being Developed Today (ETF Trends)
Apr-10-26 08:15AM	ASP Isotopes to Host Business Update Conference Call on April 13, 2026, at 8:00 AM ET (GlobeNewswire) +6.41%
Apr-09-26 05:34PM	Did ASP Isotopes Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire) -6.44%
Mar-24-26 07:41AM	ASP Isotopes Announces Strategic Collaboration Between Quantum Leap Energy and University of Bristol to Design Advanced Laser Research Facility (GlobeNewswire)
Mar-23-26 07:30AM	ASP Isotopes Completes Well Drilling Required for Phase 1 of Renergen Helium Project Four Months Ahead of Schedule (GlobeNewswire) +14.59%
Mar-12-26 01:57PM	Did ASP Isotopes Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire)
08:11AM	Loading…
Mar-10-26 08:11AM	ASP Isotopes to Participate in Canaccord Genuity's 2nd Annual CG Virtual Sustainability Summit (GlobeNewswire)
Mar-06-26 11:53AM	What's Going On With ASP Isotopes Stock? (Benzinga) +8.61%
07:30AM	Quantum Leap Energy Enters into Memorandum of Understanding with a Large U.S. Energy Company Regarding Evaluation of Support to Advance Domestic Enriched Uranium Fuel Supply Chain (GlobeNewswire)
Mar-05-26 07:30AM	Quantum Leap Energy Appoints Nate Salpeter, Ph.D., a Key Opinion Leader in Fluid Dynamics and Energy Technology, as its Chief Technology Officer (GlobeNewswire)
Feb-25-26 07:13PM	ASP Isotopes CEO Touts 2026 Commercial Ramp, Silicon-28 Shipments and QLE Spin-Off at Conference (MarketBeat) +5.90%
Feb-23-26 07:30AM	ASP Isotopes Announces Quantum Leap Energy and Necsa Advance Strategic Collaboration Aimed at Production of HALEU Nuclear Fuel (GlobeNewswire)
Feb-19-26 08:45AM	ASP Isotopes Announces Establishment of Quantum Leap Energy Strategic Advisory Board, Bolstering its Plans for the Nuclear Fuel Sector (GlobeNewswire)
Feb-17-26 07:30AM	ASP Isotopes Announces Quantum Leap Energy to Establish Global Headquarters in Austin, TX (GlobeNewswire)
Jan-29-26 05:11PM	Halper Sadeh LLC Encourages ASP Isotopes Inc. Shareholders To Contact The Firm To Discuss Their Rights (PR Newswire) -8.82% -12.43%
07:30AM	ASP Isotopes Inc. Provides Production Update on the Renergen Helium Project (GlobeNewswire)
Jan-14-26 04:00PM	Halper Sadeh LLC Encourages ASP Isotopes Inc. Shareholders to Contact the Firm to Discuss Their Rights (Business Wire) +5.50%
Jan-12-26 12:34PM	This Top-Rated Nuclear Stock Just Closed a Key Deal. Should You Buy Shares Now? (Barchart)
Jan-11-26 09:12PM	ASP Isotopes Inc. (ASPI) Closes Renergen Deal, Unlocking $750M in Funding for Helium Expansion (Insider Monkey)
Jan-08-26 11:28AM	The 3 Best Nuclear Energy Stocks to Buy for 2026 (Barchart)
Jan-07-26 08:30AM	ASP Isotopes Closes Acquisition of Renergen (GlobeNewswire)
Dec-17-25 09:30AM	ASP Isotopes Inc. Announces Receipt of Regulatory Approvals for Acquisition of Renergen Limited (GlobeNewswire)
Dec-02-25 09:15AM	ASP Isotopes Inc. Announces Paul Mann to Return from Temporary Leave of Absence as Executive Chairman and Chief Executive Officer (GlobeNewswire)
Nov-28-25 09:37AM	ASP Isotopes Announces Endowment of New Photonics Chair at Wits University to Advance Photonics Research (GlobeNewswire) +5.07%
Nov-21-25 04:00PM	ASP Isotopes Inc (ASPI) Q3 2025 Earnings Call Highlights: Navigating Growth and Challenges in ... (GuruFocus.com) -10.16%
Nov-17-25 04:31PM	ASP Isotopes to Provide Quarterly Business Update Call on November 21, 2025 at 8:30am EST (GlobeNewswire) -10.73% +5.39%
Nov-12-25 05:17PM	ASP Isotopes Announces Quantum Leap Energy's Confidential Submission of Draft Registration Statement for Proposed Initial Public Offering (GlobeNewswire) -9.81%
Nov-10-25 12:52PM	As Trump Doubles Down on Nuclear Energy, Here Is the Top-Rated Stock to Buy (Barchart)
Nov-07-25 09:29AM	Quantum Leap Energy LLC Announces Private Placement of Convertible Notes Led by American Ventures LLC (GlobeNewswire) +17.49%
Nov-05-25 08:00AM	ASP Isotopes' UK Subsidiary, Quantum Leap Energy Ltd., Enters Early Engagement Process with UK Nuclear Regulators (GlobeNewswire)
Oct-23-25 08:00AM	Quantum Leap Energy LLC Completes the Acquisition of One 30 Seven Inc. Assets to Advance Solutions for the Processing of Water-Soluble Nuclear Waste (GlobeNewswire) +7.13%
Oct-15-25 07:00AM	ASP Isotopes Inc. Announces Pricing of Public Offering of Common Stock (GlobeNewswire) -10.18%
Oct-14-25 04:18PM	ASP Isotopes Inc. Announces Proposed Public Offering of Common Stock (GlobeNewswire) +5.48%
Oct-13-25 08:15AM	ASP Isotopes Provides Business Updates (GlobeNewswire) +31.49%
Oct-10-25 09:15AM	ASP Isotopes Inc. to host Institutional Investor Access Event in South Africa from November 11 - 13, 2025 (GlobeNewswire) +14.46%
Sep-30-25 08:00AM	ASP Isotopes Announces Purchase Order for Enriched Barium-137 from a U.S.-Based Customer (GlobeNewswire) -7.05%
Sep-29-25 08:00AM	ASP Isotopes Inc. Announces Changes to the Executive Management Teams of ASP Isotopes Inc. and Quantum Leap Energy LLC Effective October 2025 (GlobeNewswire)
Sep-08-25 08:00AM	Nuclear Power Industry Veteran Ralph Hunter Joins Board of Directors of ASP Isotopes Inc. and Board of Managers of Quantum Leap Energy LLC (GlobeNewswire)
Sep-02-25 07:30AM	ASP Isotopes Issues Letter to Shareholders (GlobeNewswire) -6.57%
Aug-26-25 08:00AM	ASP Isotopes Inc. Hosts South African Investors in Advance of Secondary Listing on the Johannesburg Stock Exchange (JSE) and Provides Updates on its Isotope Production Plants (GlobeNewswire) +5.23%
Aug-15-25 11:46AM	Fermi America and ASP Isotopes Join Forces to Secure America's Advanced Reactor Fuel Supply (PR Newswire) -11.92%
08:55AM	ASP Isotopes Inc. and its Subsidiary, Quantum Leap Energy LLC, enter into a Memorandum of Understanding with Fermi America Regarding a Joint Venture to Collaborate on the Research, Development and Construction of an Advanced Nuclear Fuel Research and Production Facility at the Planned 11GW HyperGrid Campus in Carson County, Texas (GlobeNewswire)
Aug-08-25 09:00AM	ASP Isotopes Inc. Announces Expected Commencement of Dual Listing on Johannesburg Stock Exchange (GlobeNewswire)
Aug-05-25 04:27PM	Nuclear Stocks Surge. What to Do With Oklo, BWX, and ASP Now. (Barrons.com) +6.06%
Jul-28-25 08:31AM	ASP Isotopes Inc. and IsoBio, Inc. Announce Series Seed Funding of IsoBio, Inc. to Advance Innovative Antibody-Isotope Conjugates (AICsTM) For Cancer Treatment (GlobeNewswire)
Jul-25-25 08:59AM	Competition Commission of South Africa Approves the Offer by ASP Isotopes Inc. for Renergen Limited (GlobeNewswire) +8.39%
Jul-24-25 10:15AM	Why ASP (ASPI) Shares Are Tumbling Today (GuruFocus.com)
Jul-23-25 06:15PM	ASP Isotopes Inc. Announces Pricing of $60 Million Underwritten Registered Direct Offering of Common Stock (GlobeNewswire) +7.24%
Jul-17-25 08:00AM	ASP Isotopes Inc. Announces Updates on the Progress of Commercial Production at its Three Enrichment Facilities in South Africa (GlobeNewswire) +18.12%
Jul-16-25 07:00AM	Presenting on Emerging Growth Conference 84 Day 2 on July 17; Register to live stream (GlobeNewswire)
Jul-11-25 08:00AM	Shareholders of Renergen Limited Approve Proposed Acquisition by ASP Isotopes Inc. (GlobeNewswire)
Jul-07-25 08:46AM	Here's Why ASP Isotopes (ASPI) Shares Re-rated Positively in Q1 (Insider Monkey)
Jun-18-25 10:11AM	Renergens Phase 2 EPC Contractor Awarded Preferred Bidder Status (GlobeNewswire)
Jun-17-25 07:00AM	Presenting on Emerging Growth Conference 83 Day 2 on June 18; Register to live stream (GlobeNewswire)
Jun-16-25 07:00AM	Presenting on Emerging Growth Conference 83 Day 1 on June 17; Register to live stream (GlobeNewswire)
Jun-11-25 08:23AM	ASP Isotopes Inc. Enhances the Quantum Leap Energy LLC (QLE) Executive Leadership Team with the Appointment of Ryno Pretorius as Chief Executive Officer of QLE (GlobeNewswire)
Jun-04-25 09:00AM	ASP Isotopes Inc. to host Investor Access Event in South Africa from June 16-18, 2025 (GlobeNewswire) +11.48%
08:30AM	ASP Isotopes and Isotopia Announce Supply Agreement for Gadolinium-160 to Accelerate Terbium-161 Production for Advanced Cancer Therapies (GlobeNewswire)
Jun-03-25 09:25AM	ASP Isotopes prices 7.5M shares at $6.65 in underwritten direct offering (TipRanks) +8.33%
Jun-02-25 09:15AM	ASP Isotopes Inc. Announces Pricing of $50 Million Underwritten Registered Direct Offering of Common Stock (GlobeNewswire)
09:00AM	ASP Isotopes and Isotopia Announce Supply Agreement for Gadolinium-160 to Accelerate Terbium-161 Production for Advanced Cancer Therapies (PR Newswire)
Jun-01-25 09:00PM	ASP Isotopes and Isotopia Announce Supply Agreement for Gadolinium-160 to Accelerate Terbium-161 Production for Advanced Cancer Therapies (PR Newswire)
May-29-25 08:11AM	ASP Isotopes Issues Letter to Shareholders (GlobeNewswire)
May-24-25 09:15AM	Morning Movers: Apple slips following President Trump tariff threat (TipRanks)
May-21-25 11:55AM	Home Depot backs outlook as U.S. sales ticked up: Morning Buzz (TipRanks) +10.86%
May-20-25 04:08PM	ASP Isotopes Enters into Agreement For Potential Acquisition of Renergen (Insider Monkey) -6.91%
07:00AM	ASP Isotopes Inc. Announces an Agreement Relating to the Potential Acquisition of Renergen Limited Expected to Create a Global Critical Materials Company (GlobeNewswire)
May-19-25 05:19PM	ASP Isotopes Inc. to Host Investor Webcast on Tuesday, May 20, 2025 at 8:00 a.m. EST (GlobeNewswire)
04:30PM	ASP Isotopes Inc. enters into Definitive Agreements with TerraPower including Loan Agreement for Construction of a HALEU Production Facility and Supply Agreements for HALEU (GlobeNewswire)
May-01-25 12:15PM	ASP Isotopes: Proposed Listing And Growth Initiatives To Provide Impetus Into 2026 (Seeking Alpha)
Apr-24-25 08:00AM	ASP Isotopes Inc. Announces Proposed Secondary Listing on the Johannesburg Stock Exchange (GlobeNewswire)
Apr-15-25 08:00AM	ASP Isotopes Inc. Announces Changes in Boards of ASP Isotopes Inc. and Quantum Leap Energy LLC (GlobeNewswire) -12.33%
Apr-01-25 03:37PM	ASP Isotopes Inc. (ASPI) Q4 2024 Earnings Conference Call Transcript (Seeking Alpha)
08:17AM	ASP Isotopes Inc. Completes Commissioning of First Quantum Enrichment Laser System and Starts Production of Commercial Samples of Ytterbium-176 (GlobeNewswire)
Mar-31-25 12:00PM	ASP Isotopes Inc. Announces Fourth Quarter and Fiscal Year 2024 Financial Results Webinar (GlobeNewswire) +12.07%
Mar-27-25 08:00AM	ASP Isotopes Inc. Commences Commercial Production of Enriched Silicon-28 at its Second Aerodynamic Separation Process (ASP) Enrichment Facility (GlobeNewswire) +12.89%

Show Previous News

Insider Trading	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
Kiessling Heather	Chief Financial Officer	Oct 16 '26	Sale	2.19	21,830	47,808	1,504,422	Oct 21 09:45 PM
Ainscow Robert	COO	Oct 14 '26	Sale	2.11	22,500	47,565	2,225,941	Oct 16 09:57 PM
Heather Kiessling	Affiliate	Oct 16 '26	Proposed Sale	2.20	21,830	47,975		Oct 16 05:23 PM
Ainscow Robert	OFFICER	Oct 14 '26	Proposed Sale	2.07	22,500	46,575		Oct 14 09:50 PM
Ryan Robert John Andrew	Director	Sep 30 '26	Buy	2.68	15,000	40,200	675,222	Oct 01 05:52 PM
Ryan Robert John Andrew	Director	Sep 28 '26	Buy	2.70	8,000	21,600	660,222	Sep 30 06:30 AM
Todd Wider	Director	Sep 25 '26	Proposed Sale	2.95	200,000	590,000		Sep 25 04:08 PM
Ainscow Robert	COO	Sep 08 '26	Sale	4.29	8,438	36,216	2,248,441	Sep 10 09:45 PM
Ainscow Donald George	EVP, Gen Counsel, Secretary	Sep 02 '26	Sale	3.89	23,678	92,107	776,322	Sep 04 09:33 PM
Ainscow Robert	COO	Sep 02 '26	Sale	3.90	25,000	97,625	2,256,879	Sep 04 09:32 PM
Mann Paul Elliot	Chairman and CEO	Sep 04 '26	Sale	4.10	83,759	343,412	9,328,570	Sep 04 09:30 PM
Mann Paul Elliot	Chairman and CEO	Sep 03 '26	Sale	3.92	83,758	328,331	9,412,329	Sep 04 09:30 PM
Mann Paul Elliot	Chairman and CEO	Sep 02 '26	Sale	3.91	83,758	327,494	9,496,087	Sep 04 09:30 PM
Mann Paul Elliot	DIRECTOR	Sep 02 '26	Proposed Sale	3.78	83,758	316,605		Sep 02 09:30 PM
Ainscow Robert	OFFICER	Sep 02 '26	Proposed Sale	3.78	25,000	94,500		Sep 02 09:30 PM
Donald George Ainscow	Affiliate	Sep 02 '26	Proposed Sale	3.89	50,000	194,391		Sep 02 12:44 PM
Kiessling Heather	Chief Financial Officer	Jul 01 '26	Sale	6.28	23,124	145,219	1,526,252	Jul 02 09:45 PM
Ainscow Donald George	EVP, Gen Counsel, Secretary	Jun 30 '26	Sale	6.14	100,000	614,000	800,000	Jul 02 09:45 PM
Wider Todd	Director	Jun 29 '26	Sale	6.25	50,000	312,500	722,247	Jul 01 09:45 PM
Wider Todd	Director	Jun 30 '26	Sale	6.12	50,000	306,000	672,247	Jul 01 09:45 PM
Gorley Michael	Director	Jun 30 '26	Sale	6.27	30,000	188,100	87,908	Jul 01 09:45 PM
Ainscow Donald George	OFFICER	Jun 30 '26	Proposed Sale	6.22	100,000	622,000		Jun 30 09:56 PM
Gorley Michael	DIRECTOR	Jun 29 '26	Proposed Sale	6.22	30,000	186,600		Jun 29 09:45 PM
Todd Wider	Director	Jun 29 '26	Proposed Sale	6.28	100,000	628,000		Jun 29 04:04 PM
Ainscow Robert	COO	Jun 08 '26	Sale	7.00	8,438	59,058	2,281,879	Jun 10 09:48 PM
Ainscow Robert	OFFICER	Jun 08 '26	Proposed Sale	6.89	8,438	58,138		Jun 08 09:45 PM
Mann Paul Elliot	Chairman and CEO	Jun 02 '26	Sale	8.29	83,758	694,354	9,663,424	Jun 03 09:45 PM
Mann Paul Elliot	Chairman and CEO	Jun 01 '26	Sale	7.88	83,758	660,013	9,747,182	Jun 03 09:45 PM
Mann Paul Elliot	Chairman and CEO	Jun 03 '26	Sale	7.76	83,759	649,970	9,579,845	Jun 03 09:45 PM
Mann Paul Elliot	DIRECTOR	Jun 01 '26	Proposed Sale	7.78	251,275	1,954,919		Jun 01 09:45 PM
Ainscow Robert	COO	Apr 16 '26	Sale	5.21	22,500	117,112	1,490,317	Apr 17 09:55 PM
Kiessling Heather	Chief Financial Officer	Apr 15 '26	Sale	5.48	23,124	126,673	709,376	Apr 17 09:54 PM
Moore Duncan	Director	Apr 16 '26	Sale	5.21	11,642	60,597	1,044,928	Apr 17 09:54 PM
Moore Duncan	DIRECTOR	Apr 16 '26	Proposed Sale	5.38	11,642	62,634		Apr 17 09:53 PM
Ainscow Robert	OFFICER	Apr 16 '26	Proposed Sale	5.38	22,500	121,050		Apr 16 09:45 PM
Heather Kiessling	Officer	Apr 15 '26	Proposed Sale	5.00	46,248	231,240		Apr 15 05:43 PM
Ainscow Robert	COO	Mar 06 '26	Sale	4.51	25,000	112,775	1,512,817	Apr 13 09:57 PM
Ainscow Robert	OFFICER	Apr 13 '26	Proposed Sale	4.48	25,000	112,000		Apr 13 09:56 PM
Ainscow Robert	COO	Mar 06 '26	Sale	5.44	8,438	45,894	1,537,817	Mar 06 09:45 PM
Ainscow Robert	OFFICER	Mar 06 '26	Proposed Sale	5.11	8,438	43,118		Mar 06 09:30 PM
Mann Paul Elliot	DIRECTOR	Mar 02 '26	Proposed Sale	5.34	162,153	865,897		Mar 02 09:45 PM
Kiessling Heather	Chief Financial Officer	Dec 18 '25	Sale	5.80	80,000	463,840	732,500	Dec 29 09:30 PM
Heather Kiessling	Chief Financial Officer	Dec 18 '25	Proposed Sale	5.76	80,000	460,800		Dec 18 06:29 PM
Ainscow Robert	Interim CEO and COO	Dec 08 '25	Sale	6.20	8,438	52,341	1,546,255	Dec 11 09:05 PM
Ainscow Robert	OFFICER	Dec 08 '25	Proposed Sale	6.12	8,438	51,641		Dec 11 09:00 PM
Mann Paul Elliot	Executive Chairman	Dec 01 '25	Sale	5.75	162,153	932,866	7,759,538	Dec 03 09:42 PM
Ainscow Robert	Interim CEO and COO	Nov 25 '25	Sale	5.77	25,000	144,225	1,554,693	Nov 28 09:46 PM
Mann Paul Elliot	Executive Officer	Nov 17 '25	Sale	7.51	112,500	844,538	7,971,691	Nov 28 09:41 PM
Mann Paul Elliot	Executive Officer	Nov 25 '25	Sale	5.77	50,000	288,450	7,921,691	Nov 28 09:41 PM
Mann Paul Elliot	DIRECTOR	Nov 15 '25	Proposed Sale	6.50	112,500	731,250		Nov 25 09:30 PM
Ainscow Robert	Interim CEO and COO	Nov 17 '25	Sale	7.51	67,500	506,722	1,579,693	Nov 19 09:03 PM
Ainscow Robert	OFFICER	Nov 17 '25	Proposed Sale	6.50	67,500	438,750		Nov 17 09:49 PM

ASP Isotopes, Inc. is developing a differentiated isotope enrichment platform to strengthen global supply chain access to critical materials used in nuclear medicine, next-generation semiconductors, and nuclear energy. It operates through the following segments: Nuclear Fuels, Specialist Isotopes and Related Services, and Helium and LNG. The Nuclear Fuels segment engages in the research and development of technologies and methods for producing HALEU and Lithium-6 for the advanced nuclear fuels target market, including the operations of QLE. The Specialist Isotopes and Related Services segment engages in the research and development of technologies and methods for the separation of high-value, low-volume isotopes. The company was founded by Paul E. Mann and Robert Ainscow on September 13, 2021 and is headquartered in Dallas, TX.

Executive Chairman & CEOMr. Paul Elliot Mann C.F.A.

Chief Financial OfficerMs. Heather Kiessling

Chief Operating OfficerMr. Robert Ainscow

Co-Chief Operating OfficerMr. Nicholas Michael Mitchell

M. ScDr. Hendrik Strydom B. Sc

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ASP Isotopes Inc

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