ASPI Insider Trading

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Insider Trading History
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About

Insider Ownership Percentage: 21.40%

Insider Buying (Last 12 Months): $437,588.20

Insider Selling (Last 12 Months): $4,358,501.83

ASP Isotopes Insider Trading History Chart

ASP Isotopes Share Price & Price History

^$5.36

▲ +0.15 (2.88%)

As of 04/29/2025 05:00 PM ET

Days: 30 | 90 | 365

ASP Isotopes Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
4/17/2025	Paul Elliot Mann	CEO	Sell	316,666	$5.62	$1,779,662.92	7,315,454
4/17/2025	Robert Ainscow	COO	Sell	66,668	$5.62	$374,674.16	1,419,992
4/15/2025	Paul Elliot Mann	CEO	Sell	316,667	$5.75	$1,820,835.25	7,948,787
4/15/2025	Robert Ainscow	COO	Sell	66,666	$5.75	$383,329.50	1,553,326
7/10/2024	Ak Jensen Investment Managemen	Major Shareholder	Buy	61,849	$3.40	$210,286.60	6,678,723
7/8/2024	Ak Jensen Investment Managemen	Major Shareholder	Buy	70,000	$3.05	$213,500.00	6,586,874
4/29/2024	Robert John Andrew Ryan	Director	Buy	4,313	$3.20	$13,801.60	555,868
4/25/2024	Robert John Andrew Ryan	Director	Buy	9,500	$3.42	$32,490.00	546,555
1/29/2024	Robert John Andrew Ryan	Director	Buy	15,596	$2.35	$36,650.60	537,055
1/25/2024	Robert John Andrew Ryan	Director	Buy	100	$2.54	$254.00	521,459
1/16/2024	Robert John Andrew Ryan	Director	Buy	2,550	$1.92	$4,896.00	521,259
10/26/2023	Todd Wider	Director	Buy	94,844	$0.96	$91,050.24	494,844
6/29/2023	Duncan Moore	Director	Buy	100,000	$0.50	$50,000.00	550,000
5/10/2023	Duncan Moore	Director	Buy	10,000	$0.50	$5,000.00	430,000
4/6/2023	Duncan Moore	Director	Buy	20,000	$1.00	$20,000.00	420,000

See Full Table

SEC Filings (Institutional Ownership Changes) for ASP Isotopes (NASDAQ:ASPI)

16.80% of ASP Isotopes stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

ASP Isotopes Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
4/29/2025	Bank of New York Mellon Corp	142,257	$0.67M	0.0%	+13.0%	0.197%
4/22/2025	PFG Investments LLC	20,000	$94K	0.0%	N/A	0.028%
4/17/2025	Fortitude Advisory Group L.L.C.	13,600	$64K	0.0%	N/A	0.019%
4/8/2025	Rhumbline Advisers	65,326	$0.31M	0.0%	+8.2%	0.091%
2/18/2025	AWM Investment Company Inc.	4,246,186	$19.24M	2.3%	+16.0%	5.948%
2/17/2025	Squarepoint Ops LLC	58,834	$0.27M	0.0%	+80.4%	0.082%
2/17/2025	Two Sigma Advisers LP	88,700	$0.40M	0.0%	N/A	0.124%
2/17/2025	Two Sigma Investments LP	437,185	$1.98M	0.0%	N/A	0.612%
2/17/2025	Snowden Capital Advisors LLC	10,000	$45K	0.0%	-50.0%	0.014%
2/17/2025	ProShare Advisors LLC	14,751	$67K	0.0%	N/A	0.021%
2/17/2025	Nuveen Asset Management LLC	413,346	$1.87M	0.0%	+672.1%	0.579%
2/17/2025	Millennium Management LLC	12,187	$55K	0.0%	N/A	0.017%
2/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	28,904	$0.13M	0.0%	+33.5%	0.040%
2/17/2025	KKM Financial LLC	17,250	$78K	0.0%	-23.7%	0.024%
2/17/2025	Deutsche Bank AG	33,587	$0.15M	0.0%	+25.2%	0.047%
2/17/2025	Bank of America Corp DE	113,084	$0.51M	0.0%	+318.7%	0.158%
2/17/2025	BNP Paribas Financial Markets	7,429	$34K	0.0%	N/A	0.010%
2/17/2025	Apis Capital Advisors LLC	172,528	$0.78M	0.5%	N/A	0.242%
2/17/2025	Alyeska Investment Group L.P.	347,022	$1.57M	0.0%	-53.5%	0.486%
2/14/2025	Northern Trust Corp	435,688	$1.97M	0.0%	+15.5%	0.610%
2/14/2025	Price T Rowe Associates Inc. MD	21,646	$99K	0.0%	+14.6%	0.030%
2/14/2025	MetLife Investment Management LLC	25,988	$0.12M	0.0%	-18.3%	0.036%
2/13/2025	Marshall Wace LLP	147,997	$0.67M	0.0%	-85.2%	0.207%
2/13/2025	Walleye Capital LLC	15,000	$68K	0.0%	-92.2%	0.021%
2/13/2025	Barclays PLC	107,957	$0.49M	0.0%	+49.3%	0.151%
2/13/2025	Covestor Ltd	11,908	$54K	0.0%	N/A	0.017%
2/13/2025	CenterBook Partners LP	1,501,044	$6.80M	0.4%	N/A	2.103%
2/13/2025	Rathbones Group PLC	176,099	$0.80M	0.0%	-14.5%	0.247%
2/13/2025	Bank of Montreal Can	25,000	$0.11M	0.0%	N/A	0.035%
2/13/2025	Russell Investments Group Ltd.	10,221	$46K	0.0%	+56.3%	0.014%
2/13/2025	Wells Fargo & Company MN	24,472	$0.11M	0.0%	+57.4%	0.034%
2/12/2025	Geode Capital Management LLC	1,175,450	$5.33M	0.0%	+5.1%	1.647%
2/12/2025	Diametric Capital LP	303,855	$1.38M	0.9%	+4.1%	0.426%
2/12/2025	Paragon Associates & Paragon Associates II Joint Venture	25,000	$0.11M	0.3%	N/A	0.035%
2/12/2025	JPMorgan Chase & Co.	211,893	$0.96M	0.0%	+854.6%	0.297%
2/11/2025	Rovida Investment Management Ltd	218,972	$0.99M	0.3%	N/A	0.307%
2/11/2025	LPL Financial LLC	11,990	$54K	0.0%	N/A	0.017%
2/11/2025	Virtu Financial LLC	58,812	$0.27M	0.0%	+403.0%	0.082%
2/11/2025	Intech Investment Management LLC	28,539	$0.13M	0.0%	N/A	0.040%
2/10/2025	Telemark Asset Management LLC	1,475,000	$6.68M	0.7%	-13.2%	2.066%
2/10/2025	Avantax Advisory Services Inc.	10,000	$45K	0.0%	N/A	0.014%
2/6/2025	Charles Schwab Investment Management Inc.	158,226	$0.72M	0.0%	+31.6%	0.222%
2/5/2025	SVB Wealth LLC	10,765	$49K	0.0%	N/A	0.015%
2/4/2025	Bank of New York Mellon Corp	125,874	$0.57M	0.0%	-6.3%	0.176%
2/3/2025	Boston Financial Mangement LLC	11,000	$50K	0.0%	N/A	0.015%
1/31/2025	Sanctuary Advisors LLC	13,040	$59K	0.0%	-44.8%	0.018%
1/30/2025	Rhumbline Advisers	60,363	$0.27M	0.0%	+69.1%	0.085%
1/28/2025	Almanack Investment Partners LLC.	15,050	$68K	0.0%	N/A	0.021%
1/23/2025	Hanson & Doremus Investment Management	6,000	$27K	0.0%	N/A	0.008%
1/17/2025	SG Americas Securities LLC	21,975	$100K	0.0%	N/A	0.031%
12/26/2024	JPMorgan Chase & Co.	22,196	$62K	0.0%	+31.4%	0.031%
12/13/2024	B. Riley Wealth Advisors Inc.	15,009	$42K	0.0%	N/A	0.021%
11/25/2024	Sanctuary Advisors LLC	23,642	$66K	0.0%	N/A	0.033%
11/20/2024	Virtu Financial LLC	11,693	$33K	0.0%	-82.3%	0.016%
11/19/2024	Barclays PLC	72,330	$0.20M	0.0%	+438.5%	0.101%
11/16/2024	Geode Capital Management LLC	1,118,423	$3.11M	0.0%	+42.7%	1.572%
11/15/2024	Barclays PLC	72,330	$0.20M	0.0%	+438.5%	0.102%
11/15/2024	Jane Street Group LLC	145,969	$0.41M	0.0%	+31.7%	0.205%
11/15/2024	State Street Corp	853,695	$2.37M	0.0%	+12.8%	1.200%
11/15/2024	Philadelphia Financial Management of San Francisco LLC	991,863	$2.76M	0.4%	+158.3%	1.394%
11/14/2024	Verition Fund Management LLC	36,400	$0.10M	0.0%	N/A	0.051%
11/14/2024	Walleye Capital LLC	192,664	$0.54M	0.0%	N/A	0.271%
11/14/2024	MetLife Investment Management LLC	31,822	$88K	0.0%	N/A	0.045%
11/14/2024	Corsair Capital Management L.P.	56,732	$0.16M	0.0%	N/A	0.080%
11/13/2024	The Manufacturers Life Insurance Company	18,563	$52K	0.0%	N/A	0.026%
11/12/2024	KKM Financial LLC	22,600	$63K	0.0%	+66.2%	0.032%
11/12/2024	Telemark Asset Management LLC	1,700,000	$4.73M	0.5%	N/A	2.389%
11/12/2024	Charles Schwab Investment Management Inc.	120,278	$0.33M	0.0%	+16.6%	0.169%
11/8/2024	BNP PARIBAS ASSET MANAGEMENT Holding S.A.	2,247,826	$6.25M	0.0%	N/A	3.159%
11/5/2024	GSA Capital Partners LLP	770,989	$2.14M	0.2%	+96.0%	1.127%
11/1/2024	Fiera Capital Corp	260,000	$0.72M	0.0%	N/A	0.380%
10/15/2024	HTLF Bank	48,769	$0.14M	0.0%	-53.8%	0.094%
8/14/2024	Marshall Wace LLP	545,072	$1.67M	0.0%	+389.6%	1.053%
8/9/2024	Renaissance Technologies LLC	171,800	$0.53M	0.0%	+5.7%	0.332%
8/9/2024	Rathbones Group PLC	195,915	$0.60M	0.0%	+27.5%	0.378%
8/1/2024	Rhumbline Advisers	38,056	$0.12M	0.0%	N/A	0.058%
8/1/2024	Fielder Capital Group LLC	18,055	$55K	0.0%	N/A	0.027%
7/26/2024	Bank of New York Mellon Corp	124,426	$0.38M	0.0%	N/A	0.189%
7/23/2024	HTLF Bank	105,538	$0.32M	0.0%	+197.0%	0.160%
5/20/2024	Virtu Financial LLC	83,677	$0.35M	0.0%	+477.0%	0.162%
5/10/2024	Vanguard Group Inc.	1,021,019	$4.22M	0.0%	+479.1%	2.087%
5/3/2024	GSA Capital Partners LLP	254,823	$1.05M	0.1%	-25.0%	0.521%
4/25/2024	HTLF Bank	35,538	$0.15M	0.0%	-54.8%	0.073%
2/13/2024	Rathbones Group PLC	151,750	$0.27M	0.0%	N/A	0.311%
1/31/2024	HTLF Bank	78,538	$0.14M	0.0%	N/A	0.161%

Data available starting January 2016

See Full Table

ASP Isotopes Inc., a development stage advanced materials company, focuses on the production, distribution, marketing, and sale of isotopes. It engages in the production and commercialization of Molybdenum-100, a non-radioactive isotope for the medical industry; Carbon-14; and Silicon-28. The company is also developing Quantum Enrichment technology to produce Ytterbium-176, Nickel-64, Lithium 6, Lithium7, and Uranium-235. ASP Isotopes Inc. was incorporated in 2021 and is headquartered in Washington, District Of Columbia.

Today's Range

Now: $5.36

$5.25

$5.58

50 Day Range

MA: $4.76

$3.92

$6.53

52 Week Range

Now: $5.36

$1.86

$9.33

Volume

1,346,646 shs

Average Volume

2,345,856 shs

Market Capitalization

$386.28 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

3.44

Who are the company insiders with the largest holdings of ASP Isotopes?: ASP Isotopes' top insider shareholders include:
Paul Elliot Mann (CEO)
Ak Jensen Investment Managemen (Major Shareholder)
Robert Ainscow (COO)
Robert John Andrew Ryan (Director)
Duncan Moore (Director)
Todd Wider (Director)
Learn More about top insider investors at ASP Isotopes.
Who are the major institutional investors of ASP Isotopes?: ASP Isotopes' top institutional investors include:
Bank of New York Mellon Corp — 0.20%
Rhumbline Advisers — 0.09%
PFG Investments LLC — 0.03%
Fortitude Advisory Group L.L.C. — 0.02%
Learn More about top institutional investors of ASP Isotopes stock.
Which institutional investors are buying ASP Isotopes stock?: During the last quarter, ASPI stock was purchased by institutional investors including:
PFG Investments LLC
Bank of New York Mellon Corp
Fortitude Advisory Group L.L.C.
Rhumbline Advisers
During the last year, these company insiders have bought ASP Isotopes stock:
Paul Elliot Mann (CEO)
Ak Jensen Investment Managemen (Major Shareholder)
Robert Ainscow (COO)
Robert John Andrew Ryan (Director)
Learn More investors buying ASP Isotopes stock.