NASDAQ: ASPI
Asp Isotopes Inc Stock Ownership - Who owns Asp Isotopes?

Insider buying vs selling

Have Asp Isotopes Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Paul Elliot MannChairman and CEO2026-06-0383,759$7.76
$649.97kSell
Paul Elliot MannChairman and CEO2026-06-0283,758$8.29
$694.35kSell
Paul Elliot MannChairman and CEO2026-06-0183,758$7.88
$660.01kSell
Robert AinscowCOO2026-04-1622,500$5.21
$117.11kSell
Duncan MooreDirector2026-04-1611,642$5.21
$60.60kSell
Heather KiesslingChief Financial Officer2026-04-1523,124$5.48
$126.67kSell
Robert AinscowCOO2026-03-0625,000$4.51
$112.78kSell
Robert AinscowCOO2026-03-068,438$5.44
$45.89kSell
Paul Elliot MannExecutive Chairman2026-03-02162,153$5.44
$881.46kSell
Heather KiesslingChief Financial Officer2025-12-1880,000$5.80
$463.84kSell

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Net Insider Buy/Sell (L12M) Ownership

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ASPI Shareholders

What type of owners hold Asp Isotopes Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Paul Elliot Mann7.61%9,579,845$61.31MInsider
Blackrock Inc6.61%8,328,144$53.30MInstitution
Sergey Vasnetsov6.54%8,238,607$52.73MInsider
Hendrik Strydom5.87%7,394,846$47.33MInsider
Encompass Capital Advisors LLC5.49%6,912,054$44.24MInstitution
Ak Jensen Investment Management Ltd5.33%6,716,874$42.99MInsider
Vanguard Capital Management LLC4.02%5,060,464$32.39MInstitution
Rovida Investment Management Ltd3.26%4,100,000$26.24MInstitution
Einar Ronander2.86%3,597,424$23.02MInsider
Ubs Group Ag2.26%2,841,709$18.19MInstitution

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ASPI vs Chemical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ASPI50.31%34.95%Net SellingNet Selling
WLKP11.02%88.98%Net Selling
LXU42.21%57.79%Net SellingNet Selling
ASIX88.00%6.30%Net BuyingNet Buying
RYAM79.16%8.58%Net Selling

Asp Isotopes Stock Ownership FAQ

Who owns Asp Isotopes?

Asp Isotopes (NASDAQ: ASPI) is owned by 50.31% institutional shareholders, 34.95% Asp Isotopes insiders, and 14.74% retail investors. Paul Elliot Mann is the largest individual Asp Isotopes shareholder, owning 9.58M shares representing 7.61% of the company. Paul Elliot Mann's Asp Isotopes shares are currently valued at $56.04M.

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