Form4insider filings, from the source

Company · CIK 0001727196 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq

Scholar Rock Holding Corp · SRRK

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $923k · 5net −$923k
$10k$10k$100k$100k$1M$1MbuyssalesMar 26Apr 25May 26Jun 26Jul 27Aug 27Sep 26

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 24, 2026 GForm 4 →Sep 25, 4:12 pm EDTKeith WoodsChief Operating Officer48,034——572,021—
Sep 21, 2026 GForm 4 →Sep 23, 4:36 pm EDTDavid HallalChief Executive Officer, Director36,652——1,602,382—
Jul 1, 2026 SForm 4 →Jul 6, 4:30 pm EDTJeffrey S. FlierDirector3,053$53.88$164,49027,856−9.88%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 4:30 pm EDTMichael GilmanDirector2,544$53.87$137,05859,511−4.10%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 4:30 pm EDTKristina BurowDirector3,053$53.74$164,064114,657−2.59%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 4:30 pm EDTJoshua ReedDirector3,053$53.74$164,06719,518−13.5%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 4:30 pm EDTKatie PengDirector5,446$53.88$293,40534,301−13.7%10b5-1
Jun 4, 2026 AForm 4 →Jun 8, 4:56 pm EDTJeffrey S. FlierDirector6,839——30,909—
Jun 4, 2026 AForm 4 →Jun 8, 4:55 pm EDTJoshua ReedDirector6,839——22,571—
Jun 4, 2026 AForm 4 →Jun 8, 4:54 pm EDTRichard BrudnickDirector6,839——21,896—
Jun 4, 2026 AForm 4 →Jun 8, 4:52 pm EDTKristina BurowDirector6,839——117,710—
Jun 4, 2026 AForm 4 →Jun 8, 4:51 pm EDTMichael GilmanDirector6,839——62,055—
Jun 4, 2026 AForm 4 →Jun 8, 4:49 pm EDTKatie PengDirector6,839——39,747—
Jun 4, 2026 AForm 4 →Jun 8, 4:48 pm EDTSrinivas AkkarajuDirector6,839——27,971—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 4, 2026 AForm 4 →Jun 8, 4:56 pm EDTJeffrey S. FlierDirector4,310——4,310—
Jun 4, 2026 AForm 4 →Jun 8, 4:55 pm EDTJoshua ReedDirector4,310——4,310—
Jun 4, 2026 AForm 4 →Jun 8, 4:54 pm EDTRichard BrudnickDirector4,310——4,310—
Jun 4, 2026 AForm 4 →Jun 8, 4:52 pm EDTKristina BurowDirector4,310——4,310—
Jun 4, 2026 AForm 4 →Jun 8, 4:51 pm EDTMichael GilmanDirector4,310——4,310—
Jun 4, 2026 AForm 4 →Jun 8, 4:49 pm EDTKatie PengDirector4,310——4,310—
Jun 4, 2026 AForm 4 →Jun 8, 4:48 pm EDTSrinivas AkkarajuDirector4,310——4,310—