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ASP Isotopes, Inc. (ASPI)
NASDAQ:ASPI
US Market
ASPI
ASP Isotopes, Inc.
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ASP Isotopes, Inc. (ASPI) Ownership - Who Owns ASP Isotopes, Inc.?

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ASP Isotopes, Inc. (ASPI) Ownership Overview

13.46%6.85%19.46%12.00%48.23%
13.46% Insiders
6.85% Mutual Funds
19.46% Other Institutional Investors
12.00% ETFs
48.23% Public Companies and Individual Investors
The ownership structure of ASP Isotopes, Inc. (ASPI) stock is a mix of institutional, retail, and individual investors. Approximately 38.31% of the company’s stock is owned by Institutional Investors, 13.46% is owned by Insiders, and 48.23% is owned by Public Companies and Individual Investors.
The ownership structure of ASP Isotopes, Inc. (ASPI) stock is a mix of institutional, retail, and individual investors. Approximately 26.31% of the company’s stock is owned by Institutional Investors, 13.46% is owned by Insiders, and 12.00% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date
Name
Activity
Value
Dec 29, 2025
Heather Kiessling
xxxxxxxxxxxxx
$463200
Show More Insider Trading Activity >

Recent Hedge Fund Trading Activity

Date
Firm
Activity
Value
Jun 30, 2025
Saba Capital Management
xxxxxxxxxxxxx
$1580703
Show More Hedge Fund Trading Activity >

Top Shareholders

Holder
# of Shares
Type
% Holding
Value
9,579,845Insider7.61%68,783,287
5,893,660Institution4.68%42,316,479
4,951,611Institution3.93%35,552,567
4,412,731Institution3.50%31,683,409
2,281,879Insider1.81%16,383,891
2,266,579Institution1.80%16,274,037
1,549,376Insider1.23%11,124,520
Richard Driehaus
1,419,837Institution1.13%10,194,430
1,092,254Institution0.87%7,842,384
1,044,928Insider0.83%7,502,583

Top Mutual Fund Holders

Holder
# of Shares
Type
% Holding
Value
4,951,611Institution3.93%35,552,567
1,092,254Institution0.87%7,842,384
998,016Institution0.79%7,165,755
551,424Institution0.44%3,959,224
306,484Institution0.24%2,200,555
284,103Institution0.23%2,039,860
174,994Institution0.14%1,256,457
58,813Institution0.05%422,277
55,305Institution0.04%397,090
49,304Institution0.04%354,003

Top ETF Holders

Holder
# of Shares
Type
% Holding
Value
Vanguard Total Stock Market ETF
3,593,895Institution2.85%27,960,503
iShares Russell 2000 ETF
2,653,194Institution2.11%19,049,933
Range Nuclear Renaissance Index ETF
2,266,579Institution1.80%15,140,748
Vanguard Extended Market ETF
1,257,901Institution1.00%9,786,470
iShares Russell 2000 Growth ETF
929,593Institution0.74%6,674,478
Vanguard Russell 2000 ETF
584,502Institution0.46%4,547,426
Schwab U.S. Small-Cap ETF
537,864Institution0.43%3,592,932
Pacer Benchmark Data & Infrastructure Real Estate SCTR ETF
534,926Institution0.42%3,573,306
American Beacon GLG Natural Resources ETF
339,340Institution0.27%2,266,791
Vanguard Materials ETF
312,026Institution0.25%2,427,562

FAQ

Who Owns ASP Isotopes, Inc. (ASPI)?
According to the latest TipRanks data, approximately 19.46% of the company's stock is held by institutional investors, 13.46% is held by insiders, and 48.23% is held by retail investors.
    What percentage of ASP Isotopes, Inc. (ASPI) stock is held by institutional investors?
    According to the latest TipRanks data, approximately 19.46% of ASP Isotopes, Inc. (ASPI) stock is held by institutional investors.
      What percentage of ASP Isotopes, Inc. (ASPI) stock is held by retail investors?
      According to the latest TipRanks data, approximately 48.23% of ASP Isotopes, Inc. (ASPI) stock is held by retail investors.
        Who owns the most shares of ASP Isotopes, Inc. (ASPI)?
        Paul Elliot Mann owns the most shares of ASP Isotopes, Inc. (ASPI).
          What is the significance of the ownership structure for a publicly traded company?
          The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.