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Stockfacts

EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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Insider Trades & Whales

Insider trades are parsed from SEC Form 4 filings (first-party). The ownership breakdown below is computed first-hand from SEC 13F-HR + Form 4 (institutions from 13F, insiders from Form 4). For the full filer list and quarter-over-quarter position changes, see the Institutional (13F) tab.

Ownership Breakdown

Insiders 12.00%Institutions 60.06%26 filers

Top Institutions

Form 4 Transactions

50 most recent
DateInsiderTitleCodeSharesPriceValue
Jun 18, 2026KABAKOFF DAVID SDirectorA3,510$0.0000$0.00
Jun 18, 2026Houston John GDirectorA2,340$0.0000$0.00
Jun 18, 2026Webster Stephen WDirectorA2,340$0.0000$0.00
Jun 18, 2026Feigal EllenDirectorA2,340$0.0000$0.00
Jun 18, 2026Borgman Anne ElizabethDirectorA2,340$0.0000$0.00
Jun 18, 2026Jones Elaine VDirectorA2,340$0.0000$0.00
Jan 30, 2026Cobourn Steven P.Chief Financial OfficerA14,670$0.0000$0.00
Jan 30, 2026Kundu SouravSr VP, Dev. & Mfg.A8,270$0.0000$0.00
Jan 30, 2026Shaw Kevin G.Sr VP, General CounselA8,270$0.0000$0.00
Jan 30, 2026Mayer TimothyChief Operating OfficerA14,670$0.0000$0.00
Jan 30, 2026Richman MichaelPresident & CEOA38,190$0.0000$0.00
Jan 30, 2026Guha UdayanChief Medical OfficerA14,670$0.0000$0.00
Jun 20, 2025Feigal EllenDirectorA18,700$0.0000$0.00
Jun 20, 2025Webster Stephen WDirectorA18,700$0.0000$0.00
Jun 20, 2025Borgman Anne ElizabethDirectorA18,700$0.0000$0.00
Jun 20, 2025Jones Elaine VDirectorA18,700$0.0000$0.00
Jun 20, 2025KABAKOFF DAVID SDirectorA28,050$0.0000$0.00
Jun 20, 2025Houston John GDirectorA18,700$0.0000$0.00
Jan 31, 2025Richman MichaelPresident & CEOA305,500$0.0000$0.00
Jan 31, 2025Cobourn Steven P.Chief Financial OfficerA117,375$0.0000$0.00
Jan 31, 2025Kundu SouravSr VP, Dev. & Mfg.A66,125$0.0000$0.00
Jan 31, 2025Shaw Kevin G.Sr VP, General CounselA66,125$0.0000$0.00
Jan 31, 2025Langermann SolChief Scientific OfficerA117,375$0.0000$0.00
Jan 31, 2025Mayer TimothyChief Operating OfficerA117,375$0.0000$0.00
Jun 20, 2024Feigal EllenDirectorA18,700$0.0000$0.00
Jun 20, 2024Borgman Anne ElizabethDirectorA18,700$0.0000$0.00
Jun 20, 2024Houston John GDirectorA18,700$0.0000$0.00
Jun 20, 2024Jones Elaine VDirectorA18,700$0.0000$0.00
Jun 20, 2024Webster Stephen WDirectorA18,700$0.0000$0.00
Jun 20, 2024KABAKOFF DAVID SDirectorA28,050$0.0000$0.00
Mar 29, 2024Cobourn Steven P.Chief Financial OfficerA93,900$0.0000$0.00
Mar 29, 2024Kundu SouravSr VP, Dev. & Mfg.A52,900$0.0000$0.00
Mar 29, 2024Langermann SolChief Scientific OfficerA93,900$0.0000$0.00
Mar 29, 2024Mayer TimothyChief Operating OfficerA93,900$0.0000$0.00
Mar 29, 2024Myint HanChief Medical OfficerA93,900$0.0000$0.00
Mar 29, 2024Richman MichaelPresident & CEOA244,400$0.0000$0.00
Mar 29, 2024Shaw Kevin G.Sr VP, General CounselA93,900$0.0000$0.00
Jan 31, 2024Cobourn Steven P.Chief Financial OfficerA117,375$0.0000$0.00
Jan 31, 2024Kundu SouravSr VP, Dev. & Mfg.A66,125$0.0000$0.00
Jan 31, 2024Langermann SolChief Scientific OfficerA117,375$0.0000$0.00
Jan 31, 2024Mayer TimothyChief Operating OfficerA117,375$0.0000$0.00
Jan 31, 2024Myint HanChief Medical OfficerA117,375$0.0000$0.00
Jan 31, 2024Shaw Kevin G.Sr VP, General CounselA66,125$0.0000$0.00
Jan 31, 2024Richman MichaelPresident & CEOA305,500$0.0000$0.00
Jun 22, 2023Borgman Anne ElizabethDirectorA14,250$0.0000$0.00
Jun 22, 2023Webster Stephen WDirectorA14,250$0.0000$0.00
Jun 22, 2023Jones Elaine VDirectorA14,250$0.0000$0.00
Jun 22, 2023Feigal EllenDirectorA14,250$0.0000$0.00
Jun 22, 2023Houston John GDirectorA14,250$0.0000$0.00
Jun 22, 2023Khuong Chau QuangDirectorA14,250$0.0000$0.00