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Aspen Aerogels Inc (ASPN)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date
Executive
Executive Title
Security Type
Acquisition / Disposal
Shares
Share price
Sep 23, 2026WOOD, RIVER CAPITAL, LLCFormer 10% OwnerCommon StockDisposal12,280,4264.73
Jun 23, 2026NOGLOWS, WILLIAM PDirectorStock Options (Right to Buy)Disposal14,7990
Jun 23, 2026NOGLOWS, WILLIAM PDirectorCommon StockAcquisition14,7994.75
May 13, 2026ROBINSON, CARIDirectorStock Options (Right to Buy)Acquisition8,7060
May 13, 2026ROBINSON, CARIDirectorCommon StockAcquisition10,3700
May 13, 2026MITCHELL, STEVEN RDirectorCommon StockAcquisition10,3700
May 13, 2026MITCHELL, STEVEN RDirectorStock Options (Right to Buy)Acquisition8,7060
May 13, 2026KOOL, KATHLEENDirectorCommon StockAcquisition10,3700
May 13, 2026KOOL, KATHLEENDirectorStock Options (Right to Buy)Acquisition8,7060
May 13, 2026SWEETNAM, JAMES EDirectorStock Options (Right to Buy)Acquisition8,7060
May 13, 2026NOGLOWS, WILLIAM PDirectorCommon StockAcquisition10,3700
May 13, 2026NOGLOWS, WILLIAM PDirectorStock Options (Right to Buy)Acquisition8,7060
May 13, 2026SWEETNAM, JAMES EDirectorCommon StockAcquisition10,3700
Mar 8, 2026LANDES, GREGGChief Operating OfficerCommon StockDisposal1,9243.22
Mar 8, 2026WHITAKER, CORBY CChief Commercial OfficerCommon StockDisposal1,9243.22
Mar 8, 2026YOUNG, DONALD RDirector, President and CEOCommon StockDisposal4,2753.22
Mar 8, 2026THOELE, GRANT DOUGLASCFO & TreasurerCommon StockDisposal5903.22
Mar 5, 2026THOELE, GRANT DOUGLASCFO & TreasurerCommon StockDisposal2,3683.27
Mar 5, 2026LANDES, GREGGSVP, Operations and Strat DeveCommon StockDisposal3,8143.27
Mar 5, 2026YOUNG, DONALD RDirector, President and CEOCommon StockDisposal8,6183.27
Mar 5, 2026DANIEL, SANTHOSH PChief Accounting OfficerCommon StockDisposal9863.27
Mar 5, 2026WHITAKER, CORBY CSVP, Sales and MarketingCommon StockDisposal3,9073.27
Mar 4, 2026YOUNG, DONALD RDirector, President and CEOStock Options (Right to Buy)Acquisition212,2490
Mar 4, 2026WHITAKER, CORBY CSVP, Sales and MarketingCommon StockAcquisition57,4620
Mar 4, 2026WHITAKER, CORBY CSVP, Sales and MarketingStock Options (Right to Buy)Acquisition77,8240
Mar 4, 2026THOELE, GRANT DOUGLASCFO & TreasurerStock Options (Right to Buy)Acquisition74,8930
Mar 4, 2026LANDES, GREGGSVP, Operations and Strat DeveStock Options (Right to Buy)Acquisition77,8240
Mar 4, 2026LANDES, GREGGSVP, Operations and Strat DeveCommon StockAcquisition57,4620
Mar 4, 2026DEEGAN, GLENN E.CAO, GC & Corp SecretaryCommon StockAcquisition55,5030
Mar 4, 2026DEEGAN, GLENN E.CAO, GC & Corp SecretaryStock Options (Right to Buy)Acquisition75,1710
Mar 4, 2026YOUNG, DONALD RDirector, President and CEOCommon StockAcquisition156,7160
Mar 4, 2026THOELE, GRANT DOUGLASCFO & TreasurerCommon StockAcquisition55,2980
Nov 13, 2025YOUNG, DONALD RDirector, President and CEOCommon StockDisposal56,8453.23
Oct 1, 2025THOELE, GRANT DOUGLASCFO & TreasurerPerformance Share UnitsAcquisition20,5470
Oct 1, 2025THOELE, GRANT DOUGLASCFO & TreasurerCommon StockAcquisition10,2730
Oct 1, 2025THOELE, GRANT DOUGLASCFO & TreasurerStock Options (Right to Buy)Acquisition14,5630
Sep 30, 2025DEEGAN, GLENN E.CAO, GC & Corp SecretaryCommon StockAcquisition11,6730
Sep 30, 2025DEEGAN, GLENN E.CAO, GC & Corp SecretaryStock Options (Right to Buy)Acquisition16,4160
Sep 30, 2025DEEGAN, GLENN E.CAO, GC & Corp SecretaryPerformance Share UnitsAcquisition23,3470