Form 4 Tracker
ASP Isotopes Inc.
ASPI

11 insider filings · Latest: Jun 8, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 30, 2026Jul 1 1:56 AMAinscow Donald George
Proposed Sale
100,000$6.22$622.0K

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Jun 29, 2026Jun 30 1:45 AMGorley Michael
Proposed Sale
30,000$6.22$186.6K

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Jun 29, 2026Jun 29 8:04 PMTodd Wider
Proposed Sale
100,000$6.28$628.0K

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Jun 8, 2026Jun 11 1:48 AMRobert AinscowCOO
Sale
8,438$7.00$59.1K2,281,879(D)

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Jun 8, 2026Jun 9 1:45 AMAinscow Robert
Proposed Sale
8,438$6.89$58.1K

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Jun 3, 2026Jun 4 1:45 AMPaul Elliot MannDirector, Chairman and CEO
Sale
83,759$7.76$650.0K9,579,845(D)

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Jun 2, 2026Jun 4 1:45 AMPaul Elliot MannDirector, Chairman and CEO
Sale
83,758$8.29$694.4K9,663,424(D)

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Jun 1, 2026Jun 4 1:45 AMPaul Elliot MannDirector, Chairman and CEO
Sale
83,758$7.88$660.0K9,747,182(D)

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Jun 1, 2026Jun 2 1:45 AMMann Paul Elliot
Proposed Sale
251,275$7.78$2.0M

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Apr 16, 2026Apr 18 1:55 AMRobert AinscowCOO
Sale
22,500$5.21$117.1K1,490,317(D)

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Apr 15, 2026Apr 18 1:54 AMHeather KiesslingChief Financial Officer
Sale
23,124$5.48$126.7K709,376(D)

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Apr 16, 2026Apr 18 1:54 AMDuncan MooreDirector
Sale
11,642$5.21$60.6K1,044,928(D)

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Apr 16, 2026Apr 18 1:53 AMMoore Duncan
Proposed Sale
11,642$5.38$62.6K

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Apr 16, 2026Apr 17 1:45 AMAinscow Robert
Proposed Sale
22,500$5.38$121.0K

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Apr 15, 2026Apr 15 9:43 PMHeather Kiessling
Proposed Sale
46,248$5.00$231.2K

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Mar 6, 2026Apr 14 1:57 AMRobert AinscowCOO
Sale
25,000$4.51$112.8K1,512,817(D)

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Apr 13, 2026Apr 14 1:56 AMAinscow Robert
Proposed Sale
25,000$4.48$112.0K

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Mar 6, 2026Mar 7 2:45 AMRobert AinscowCOO
Sale
8,438$5.44$45.9K1,537,817(D)

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Mar 6, 2026Mar 7 2:30 AMAinscow Robert
Proposed Sale
8,438$5.11$43.1K

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Mar 2, 2026Mar 3 2:50 AMPaul Elliot MannExecutive Chairman
Sale
162,153$5.44$881.5K7,597,385(D)

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Stock Options & Derivatives

No transactions found.