SRRK insider buying – Scholar Rock Holding Corp
12 insider purchases since 2016 worth $67.7M by 9 different insiders. Last 12 months: 1 purchases, $1.2M. Most recent filing: 2025-12-16.
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits. 3 older purchases (before the 5-year window) are listed in the table below.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| AKKARAJU SRINIVAS Director | $20.0M 2× · 530,038 sh | 2025-10-03 2025-10-07 | 1× · $34.4M last 2024-10-07 | 6,925,623 shares as of 2026-06-08 | Holds (sold earlier) |
| Wittouck Amaury 10% Owner | $15.1M 1× · 2,199,931 sh | 2023-10-12 2023-10-12 | – | 11,259,438 shares as of 2023-10-16 | Holds - never sold |
| Samsara BioCapital GP, LLC 10% Owner | $15.0M 1× · 2,189,781 sh | 2023-10-16 2023-10-16 | – | 6,788,609 shares as of 2023-10-18 | Holds - never sold |
| Nashat Amir Director | $7.9M 2× · 1,340,849 sh | 2018-05-29 2022-06-22 | – | 77,241 shares as of 2024-05-13 | Holds - never sold |
| Artal Group S.A. 10% Owner | $6.8M 2× · 498,774 sh | 2018-05-29 2023-01-05 | – | 9,027,950 shares as of 2023-01-11 | Holds - never sold |
| Stichting Administratiekantoor Westend 10% Owner | $1.0M 1× · 130,265 sh | 2022-10-25 2022-10-25 | – | 8,980,270 shares as of 2022-10-27 | Holds - never sold |
| SPRINGER TIMOTHY A Director | $999,992 1× · 71,428 sh | 2018-05-29 2018-05-29 | – | 2,957,422 shares as of 2019-12-12 | Holds - never sold |
| Invus Public Equities Advisors, LLC 10% Owner | $759,556 1× · 99,971 sh | 2022-10-03 2022-10-03 | 1× · $15.8M last 2024-11-25 | 10,850,154 shares as of 2024-11-27 | Sold part |
| Artal International Management S.A. 10% Owner | $202,912 1× · 31,557 sh | 2023-04-28 2023-04-28 | – | 9,059,507 shares as of 2023-05-02 | Holds - never sold |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 0 | – | – | 24 | $13.2M |
| 2025 | 2 | $20.0M | 1 | 33 | $23.3M |
| 2024 | 0 | – | – | 16 | $128.3M |
| 2023 | 4 | $30.7M | 4 | 4 | $1.6M |
| 2022 | 3 | $7.7M | 3 | – | – |
| 2021 | 0 | – | – | 7 | $7.0M |
| 2018 | 3 | $9.3M | 3 | – | – |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2025-12-16 | AKKARAJU SRINIVAS | Director | 29,599 | $39.92 | $1.2M | +5.9% | SEC |
| 2025-10-07 | AKKARAJU SRINIVAS | Director | 500,439 | $37.58 | $18.8M | SEC | |
| 2023-10-18 | Samsara BioCapital GP, LLC | 10% Owner | 2,189,781 | $6.85 | $15.0M | +47.6% | SEC |
| 2023-10-16 | Wittouck Amaury | 10% Owner | 2,199,931 | $6.86 | $15.1M | +24.3% | SEC |
| 2023-05-02 | Artal International Management S.A. | 10% Owner | 31,557 | $6.43 | $202,912 | +0.3% | SEC |
| 2023-01-09 | Artal Group S.A. | 10% Owner | 48,774 | $9.33 | $455,061 | +0.5% | SEC |
| 2022-10-27 | Stichting Administratiekantoor Westend | 10% Owner | 130,265 | $8.04 | $1.0M | +1.5% | SEC |
| 2022-10-07 | Invus Public Equities Advisors, LLC | 10% Owner | 99,971 | $7.60 | $759,556 | +1.1% | SEC |
| 2022-06-24 | Nashat Amir | Director | 1,197,992 | $4.90 | $5.9M | +51.1% | SEC |
| 2018-05-31 | SPRINGER TIMOTHY A | Director | 71,428 | $14.00 | $999,992 | +2.2% | SEC |
| 2018-05-31 | Nashat Amir | Director | 142,857 | $14.00 | $2.0M | +5.6% | SEC |
| 2018-05-31 | Artal Group S.A. | 10% Owner | 450,000 | $14.00 | $6.3M | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-06 | Reed Joshua | Director | 3,053 | $53.74 | $164,075 | Sale | SEC |
| 2026-07-06 | Peng Katie | Director | 5,446 | $53.87 | $293,399 | Sale | SEC |
| 2026-07-06 | Gilman Michael | Director | 2,544 | $53.87 | $137,057 | Sale | SEC |
| 2026-07-06 | FLIER JEFFREY S. | Director | 3,053 | $53.88 | $164,491 | Sale | SEC |
| 2026-07-06 | Burow Kristina | Director | 3,053 | $53.74 | $164,054 | Sale | SEC |
| 2026-04-20 | Woods Keith | Officer | 10,220 | $49.57 | $506,605 | Sale | SEC |
| 2026-04-20 | Vaishnaw Akshay | CEO | 12,246 | $49.57 | $607,034 | Sale | SEC |
| 2026-04-20 | Sinha Vikas | CFO | 10,410 | $49.57 | $516,024 | Sale | SEC |
| 2026-04-20 | Hallal David | CEO | 30,615 | $49.57 | $1.5M | Sale | SEC |
| 2026-02-25 | Qatanani Mo | Officer | 8,484 | $47.07 | $399,335 | Pre-planned (10b5-1) | SEC |
| 2026-02-19 | Qatanani Mo | Officer | 7,989 | $46.53 | $371,728 | Sale | SEC |
| 2026-02-19 | Parlavecchio Caryn | Officer | 9,035 | $46.53 | $420,399 | Sale | SEC |
| 2026-02-19 | Marantz Jing L. | Officer | 4,157 | $46.53 | $193,425 | Sale | SEC |
| 2026-02-19 | Ho Junlin | Officer | 9,580 | $46.53 | $445,757 | Sale | SEC |
| 2026-01-23 | Qatanani Mo | Officer | 14,898 | $46.71 | $695,895 | Pre-planned (10b5-1) | SEC |
Showing the latest 15 of 84 sales of $50,000+ since 2016.
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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