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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 28.32%Institutions 46.89%37 filers

Top Institutions

Form 4 Transactions

50 most recent
DateInsiderTitleCodeSharesPriceValue
Jun 16, 2026Bonita David PDirectorA15,600$0.0000$0.00
Jun 16, 2026Wang Jonathan JianDirectorA15,600$0.0000$0.00
Jun 16, 2026SLATTERY JOSEPH PDirectorA15,600$0.0000$0.00
Jun 16, 2026Stampacchia OtelloDirectorA15,600$0.0000$0.00
Apr 14, 2026ORBIMED ADVISORS LLCDirectorP384,689––
Apr 14, 2026ORBIMED ADVISORS LLCDirectorP336,603––
Apr 14, 2026Bonita David PDirectorP384,689––
Apr 14, 2026Bonita David PDirectorP336,603––
Mar 16, 2026Yarema KristinChief Executive OfficerA128,100$0.0000$0.00
Mar 16, 2026Yarema KristinChief Executive OfficerA85,400$0.0000$0.00
Dec 30, 2025Butler ErinPrincipal Accounting OfficerA22,500$0.0000$0.00
Dec 30, 2025Butler ErinPrincipal Accounting OfficerA22,500$0.0000$0.00
Dec 24, 2025SLATTERY JOSEPH PDirectorP16,000$5.9900$95.84K
Dec 18, 2025SLATTERY JOSEPH PDirectorA31,200$0.0000$0.00
Dec 18, 2025Wang Stephen HuiDirectorA31,200$0.0000$0.00
Dec 18, 2025Wang Jonathan JianDirectorA31,200$0.0000$0.00
Jul 28, 2025Marango JotinChief Financial OfficerF4,630$17.1600$79.45K
Jul 28, 2025Marango JotinChief Financial OfficerA15,776––
Jul 28, 2025Yarema KristinChief Executive OfficerA153,505$0.0000$0.00
Jul 28, 2025Yarema KristinChief Executive OfficerA460,515$0.0000$0.00
Jul 25, 2025Butler ErinPrincipal Accounting OfficerA3,813––
Jul 25, 2025Butler ErinPrincipal Accounting OfficerA3,051––
Jul 25, 2025Marango JotinChief Financial OfficerD397,199$0.0000$0.00
Jul 25, 2025Marango JotinChief Financial OfficerD105,000$0.0000$0.00
Jul 25, 2025Marango JotinChief Financial OfficerD181,000$0.0000$0.00
Jul 25, 2025Stampacchia OtelloDirectorM17,520$0.0000$0.00
Jul 25, 2025Stampacchia OtelloDirectorP267,556$29.9000$8.00M
Jul 25, 2025Stampacchia OtelloDirectorM379––
Jul 25, 2025Bonita David PDirectorM17,520$0.0000$0.00
Jul 25, 2025Bonita David PDirectorP83,611$29.9000$2.50M
Jul 25, 2025Bonita David PDirectorM379––
Jul 25, 2025ORBIMED ADVISORS LLCDirectorA83,611$2.4900$208.19K
Jul 25, 2025Lu YufangChief Medical OfficerA6,102––
Jul 25, 2025Lu YufangChief Medical OfficerA4,591––
Jul 25, 2025Lu YufangChief Medical OfficerA27,459––
Jul 25, 2025Lu YufangChief Medical OfficerA38,137––
Jul 25, 2025Wang Jonathan JianDirectorA971,173––
Jul 25, 2025Wang Jonathan JianDirectorA143,832––
Jul 25, 2025Wang Stephen HuiDirectorA12,535––
Jul 25, 2025Wang Stephen HuiDirectorA50,144––
Jul 25, 2025Wang Stephen HuiDirectorA188,042––
Jun 7, 2024Stampacchia OtelloDirectorA17,520$0.0000$0.00
Jun 7, 2024Koehler MariaDirectorA17,520$0.0000$0.00
Jun 7, 2024Hughes OwenDirectorA17,520$0.0000$0.00
Jun 7, 2024Dukes Iain D.DirectorA17,520$0.0000$0.00
Jun 7, 2024Wooster RichardDirectorA17,520$0.0000$0.00
Jun 7, 2024Bonita David PDirectorA17,520$0.0000$0.00
Jun 7, 2024FORMELA JEAN FRANCOISDirectorA17,520$0.0000$0.00
Mar 1, 2024Germa CarolineChief Medical OfficerA579,100$0.0000$0.00
Feb 1, 2024Manfredi MarkPresident & CEOA320,000$0.0000$0.00