Scholar Rock Holding Corp — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| Peng Katie | — | Sale | 280 | $44.63 | $12,496 | 32,908 | Dec 16, 2025 |
| AKKARAJU SRINIVAS | — | Purchase | 12,400 | $40.18 | $498,232 | 525,635 | Dec 12, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Option Exercise | 23,571 | $15.75 | $371,243 | 237,391 | Dec 4, 2025 |
| Hallal David | Chief Executive Officer | Gift | 205,000 | — | — | 1,599,095 | Oct 8, 2025 |
| AKKARAJU SRINIVAS | — | Purchase | 80,863 | $38.68 | $3,127,781 | 486,691 | Oct 3, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Sale | 3,353 | $30.67 | $102,837 | 108,964 | Sep 22, 2025 |
| Peng Katie | — | Sale | 930 | $32.48 | $30,206 | 33,990 | Sep 16, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Sale | 3,178 | $33.52 | $106,527 | 112,317 | Sep 16, 2025 |
| Parlavecchio Caryn | CHRO | Sale | 2,178 | $31.17 | $67,888 | 155,464 | Aug 18, 2025 |
| FLIER JEFFREY S. | — | Sale | 11,136 | $40.02 | $445,663 | — | Jul 16, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Sale | 24,066 | $34.44 | $828,833 | 115,495 | Jul 8, 2025 |
| FLIER JEFFREY S. | — | Sale | 2,766 | $32.74 | $90,559 | 24,070 | Jun 23, 2025 |
| Peng Katie | — | Sale | 2,977 | $31.96 | $95,145 | 34,974 | Jun 16, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Sale | 3,668 | $32.00 | $117,376 | 139,561 | Jun 16, 2025 |
| Parlavecchio Caryn | CHRO | Sale | 6,186 | $32.00 | $197,952 | 157,642 | Jun 16, 2025 |
| Ho Junlin | GENERAL COUNSEL | Sale | 7,442 | $32.00 | $238,144 | 222,569 | Jun 16, 2025 |
| Ho Junlin | GENERAL COUNSEL | Award / Grant | 8,571 | — | — | 230,011 | Jun 9, 2025 |
| FLIER JEFFREY S. | — | Sale | 4,975 | $29.84 | $148,454 | 24,070 | May 29, 2025 |
| Burow Kristina | — | Sale | 4,400 | $29.83 | $131,252 | 21,071 | May 29, 2025 |
| Gilman Michael | — | Sale | 630 | $29.22 | $18,409 | 57,961 | May 29, 2025 |
| Brudnick Richard | — | Sale | 4,675 | $29.63 | $138,520 | 16,457 | May 29, 2025 |
| Reed Joshua | — | Sale | 4,900 | $29.68 | $145,432 | 16,232 | May 29, 2025 |
| Vaishnaw Akshay | President of R&D | Sale | 1,620 | $30.01 | $48,616 | 616,205 | May 29, 2025 |
| Brudnick Richard | — | Award / Grant | 7,632 | — | — | 21,132 | May 22, 2025 |
| Reed Joshua | — | Award / Grant | 7,632 | — | — | 21,132 | May 22, 2025 |
| Burow Kristina | — | Award / Grant | 7,632 | — | — | 26,471 | May 22, 2025 |
| AKKARAJU SRINIVAS | — | Award / Grant | 7,632 | — | — | 21,132 | May 22, 2025 |
| Peng Katie | — | Award / Grant | 7,632 | — | — | 37,951 | May 22, 2025 |
| Gilman Michael | — | Award / Grant | 7,632 | — | — | 58,591 | May 22, 2025 |
| FLIER JEFFREY S. | — | Award / Grant | 7,632 | — | — | 30,145 | May 22, 2025 |
| Woods Keith | Chief Operating Officer | Award / Grant | 500,000 | — | — | 600,000 | Apr 27, 2025 |
| Vaishnaw Akshay | President of R&D | Award / Grant | 500,000 | — | — | 622,955 | Apr 27, 2025 |
| Hallal David | CEO | Award / Grant | 250,000 | — | — | 554,095 | Apr 27, 2025 |
| Sinha Vikas | Chief Financial Officer | Award / Grant | 500,000 | — | — | 600,000 | Apr 27, 2025 |
| Sacco Tracey | Chief Commercial Officer | Option Exercise | 5,000 | $10.00 | $50,000 | 76,250 | Apr 25, 2025 |
| Sacco Tracey | Chief Commercial Officer | Sale | 1,500 | $33.70 | $50,550 | 76,750 | Mar 24, 2025 |
| Moore Erin | Interim PFO and PAO | Option Exercise | 8,564 | $13.52 | $115,785 | 96,173 | Mar 24, 2025 |
| Peng Katie | — | Sale | 1,006 | $34.42 | $34,627 | 30,319 | Mar 17, 2025 |
| Myles Edward H | COO & CFO | Sale | 29,395 | $34.87 | $1,025,004 | 111,345 | Mar 10, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Award / Grant | 32,145 | — | — | 143,229 | Mar 10, 2025 |
| Parlavecchio Caryn | CHRO | Award / Grant | 23,570 | — | — | 163,828 | Mar 10, 2025 |
| Marantz Jing L. | CHIEF MEDICAL OFFICER | Award / Grant | 34,285 | — | — | 101,485 | Mar 10, 2025 |
| Backstrom Jay T. | CHIEF EXECUTIVE OFFICER | Award / Grant | 113,570 | — | — | 425,561 | Mar 10, 2025 |
| Ho Junlin | GENERAL COUNSEL | Award / Grant | 32,145 | — | — | 221,440 | Mar 10, 2025 |
| Sacco Tracey | Chief Commercial Officer | Award / Grant | 27,855 | — | — | 73,250 | Mar 10, 2025 |
| Qatanani Mo | CHIEF SCIENTIFIC OFFICER | Sale | 8,341 | $37.56 | $313,288 | 131,286 | Feb 18, 2025 |
| Parlavecchio Caryn | CHRO | Sale | 5,296 | $36.83 | $195,052 | 140,258 | Feb 18, 2025 |
| Myles Edward H | COO & CFO | Sale | 7,809 | $36.83 | $287,605 | 140,740 | Feb 18, 2025 |
| Ho Junlin | GENERAL COUNSEL | Sale | 5,742 | $36.83 | $211,478 | 189,295 | Feb 18, 2025 |
| Backstrom Jay T. | CHIEF EXECUTIVE OFFICER | Sale | 18,372 | $36.83 | $676,641 | 311,991 | Feb 18, 2025 |