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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 46.77%Institutions 30.12%12 filers

Top Institutions

Form 4 Transactions

50 most recent
DateInsiderTitleCodeSharesPriceValue
Jun 22, 2026McNeill JonathanPresident and COOS20,549$17.9900$369.68K
Jun 22, 2026Brumm Joshua TChief Executive OfficerS42,305$17.9900$761.07K
Jun 22, 2026Im Ellie EunkyungChief Medical OfficerS1,219$17.9900$21.93K
Jun 22, 2026Bispham Barbara HarlinSee RemarksS1,218$17.9900$21.91K
Jun 22, 2026Scalzo Richard WilliamChief Financial OfficerS1,112$17.9900$20.00K
Jun 22, 2026Pinkas JanChief Scientific OfficerS1,288$17.9900$23.17K
Jun 22, 2026Lynch RyanSee RemarksS465$17.9900$8.37K
Jun 2, 2026Fairmount Funds Management LLCDirector, 10% OwnerA11,050$0.0000$0.00
Jun 2, 2026Moran SusanDirectorA11,050$0.0000$0.00
Jun 2, 2026Balcom AlexandraDirectorA11,050$0.0000$0.00
Jun 2, 2026Lubner David CharlesDirectorA11,050$0.0000$0.00
Jun 2, 2026Violin JonathanDirectorA11,050$0.0000$0.00
Dec 15, 2025Bispham Barbara HarlinSee RemarksA72,185$0.0000$0.00
Dec 15, 2025Bispham Barbara HarlinSee RemarksA6,000––
Dec 15, 2025Bispham Barbara HarlinSee RemarksA12,422––
Dec 15, 2025Lynch RyanSee RemarksA33,512$0.0000$0.00
Dec 15, 2025Lynch RyanSee RemarksA4,000––
Dec 15, 2025Lynch RyanSee RemarksA8,378––
Dec 15, 2025Im Ellie EunkyungChief Medical OfficerA65,190$0.0000$0.00
Dec 15, 2025Im Ellie EunkyungChief Medical OfficerA5,000––
Dec 15, 2025Im Ellie EunkyungChief Medical OfficerA16,298––
Dec 15, 2025McNeill JonathanPresident and COOA78,029$0.0000$0.00
Dec 15, 2025McNeill JonathanPresident and COOA6,000––
Dec 15, 2025McNeill JonathanPresident and COOA19,507––
Dec 15, 2025Scalzo Richard WilliamChief Financial OfficerA57,688$0.0000$0.00
Dec 15, 2025Scalzo Richard WilliamChief Financial OfficerA5,000––
Dec 15, 2025Scalzo Richard WilliamChief Financial OfficerA14,422––
Dec 15, 2025Brumm Joshua TChief Executive OfficerA180,467$0.0000$0.00
Dec 15, 2025Brumm Joshua TChief Executive OfficerA10,000––
Dec 15, 2025Brumm Joshua TChief Executive OfficerA45,117––
Dec 15, 2025Doughty Christopher GrantChief Business OfficerA58,855$0.0000$0.00
Dec 15, 2025Doughty Christopher GrantChief Business OfficerA8,000––
Dec 15, 2025Doughty Christopher GrantChief Business OfficerA14,714––
Dec 15, 2025Pinkas JanChief Scientific OfficerA70,025$0.0000$0.00
Dec 15, 2025Pinkas JanChief Scientific OfficerA5,000––
Dec 15, 2025Pinkas JanChief Scientific OfficerA17,507––
Dec 8, 2025Brumm Joshua TChief Executive OfficerA345,672$0.0000$0.00
Dec 8, 2025McNeill JonathanPresident and COOA172,836$0.0000$0.00
Dec 4, 2025Fairmount Funds Management LLCDirector, 10% OwnerP131,434$13.4090$1.76M
Dec 4, 2025Fairmount Funds Management LLCDirector, 10% OwnerP1,360,000$13.4100$18.24M
Jul 16, 2025Pinkas JanChief Scientific OfficerA142,474$0.0000$0.00
Jun 23, 2025Lubner David CharlesDirectorA9,023$0.0000$0.00
Jun 23, 2025Balcom AlexandraDirectorA9,023$0.0000$0.00
Jun 23, 2025Violin JonathanDirectorA9,023$0.0000$0.00
Jun 23, 2025Fairmount Funds Management LLCDirector, 10% OwnerA9,023$0.0000$0.00
Jun 23, 2025Moran SusanDirectorA9,023$0.0000$0.00
Jun 13, 2025BVF PARTNERS L P/IL10% OwnerJ25,944––
Jun 13, 2025BVF PARTNERS L P/IL10% OwnerJ257,515––
Jun 13, 2025BVF PARTNERS L P/IL10% OwnerJ304,098––
Jun 13, 2025BVF PARTNERS L P/IL10% OwnerJ56,079––