Qatanani Mo, Chief Scientific Officer at Scholar Rock Holding Corp ($SRRK), sold shares on the open market 13 times over the past year, totaling nearly $9.8 million. His most recent sale occurred on February 23, 2026. These sales rank him 1,149th among 11,678 insiders in our database by total value sold, above the average of $8.6 million across about 6.4 transactions per insider. He made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 23, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 7427 | $46.94 | 99,502.0000 | 114,701,154 | 6.95% | 0.01% |
| Feb. 23, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 200 | $48.48 | 98,445.0000 | 114,701,154 | 0.20% | 0.00% |
| Feb. 23, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 857 | $47.86 | 98,645.0000 | 114,701,154 | 0.86% | 0.00% |
| Feb. 17, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 7989 | $46.53 | 106,929.0000 | 114,701,154 | 6.95% | 0.01% |
| Feb. 9, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | Chief Scientific Officer | A | Common Stock | 29258 | $0.00 | 114,918.0000 | 114,701,154 | 34.16% | 0.03% |
| Jan. 22, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 12779 | $46.85 | 85,660.0000 | 114,701,154 | 12.98% | 0.01% |
| Jan. 22, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 2119 | $45.87 | 98,439.0000 | 114,701,154 | 2.11% | 0.00% |
| Jan. 16, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 8406 | $44.48 | 100,558.0000 | 114,701,154 | 7.71% | 0.01% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 5893 | $15.75 | 119,398.0000 | 114,701,154 | 5.19% | 0.01% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 2813 | $10.00 | 113,505.0000 | 114,701,154 | 2.54% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 1407 | $18.08 | 110,371.0000 | 114,701,154 | 1.29% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 321 | $7.62 | 110,692.0000 | 114,701,154 | 0.29% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 2678 | $0.00 | 32,142.0000 | 114,701,154 | 7.69% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 5893 | $0.00 | 47,143.0000 | 114,701,154 | 11.11% | 0.01% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 2813 | $0.00 | 11,250.0000 | 114,701,154 | 20.00% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 321 | $0.00 | 961.0000 | 114,701,154 | 25.04% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 1407 | $0.00 | 0.0000 | 114,701,154 | 100.00% | 0.00% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 13112 | $45.20 | 108,964.0000 | 114,701,154 | 10.74% | 0.01% |
| Jan. 14, 2026 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 2678 | $35.15 | 122,076.0000 | 114,701,154 | 2.24% | 0.00% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 1281 | $0.00 | 1,282.0000 | 113,729,850 | 49.98% | 0.00% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 65625 | $26.05 | 174,589.0000 | 113,729,850 | 60.23% | 0.06% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 21093 | $18.08 | 195,682.0000 | 113,729,850 | 12.08% | 0.02% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 5607 | $4.86 | 201,289.0000 | 113,729,850 | 2.87% | 0.00% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 1281 | $7.62 | 202,570.0000 | 113,729,850 | 0.64% | 0.00% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 11250 | $10.00 | 213,820.0000 | 113,729,850 | 5.55% | 0.01% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 23571 | $15.75 | 237,391.0000 | 113,729,850 | 11.02% | 0.02% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 8035 | $35.15 | 245,426.0000 | 113,729,850 | 3.38% | 0.01% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 136462 | $45.21 | 108,964.0000 | 113,729,850 | 55.60% | 0.12% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 65625 | $0.00 | 4,375.0000 | 113,729,850 | 93.75% | 0.06% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 21093 | $0.00 | 1,407.0000 | 113,729,850 | 93.75% | 0.02% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 5607 | $0.00 | 0.0000 | 113,729,850 | 100.00% | 0.00% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 11250 | $0.00 | 14,063.0000 | 113,729,850 | 44.44% | 0.01% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 23571 | $0.00 | 53,036.0000 | 113,729,850 | 30.77% | 0.02% |
| Dec. 4, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 8035 | $0.00 | 34,820.0000 | 113,729,850 | 18.75% | 0.01% |
| Sept. 22, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 3353 | $30.67 | 108,964.0000 | 112,703,014 | 2.99% | 0.00% |
| Sept. 16, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 3178 | $33.52 | 112,317.0000 | 112,703,014 | 2.75% | 0.00% |
| July 8, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 24066 | $34.44 | 115,495.0000 | 112,703,014 | 17.24% | 0.02% |
| June 16, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 3668 | $32.00 | 139,561.0000 | 111,838,272 | 2.56% | 0.00% |
| March 10, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | A | Stock Option (Right to Buy) | 42855 | $0.00 | 42,855.0000 | 99,838,102 | 9999.99% | 0.04% |
| March 10, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | A | Common Stock | 32145 | $0.00 | 143,229.0000 | 99,838,102 | 28.94% | 0.03% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 16818 | $4.86 | 148,104.0000 | 99,838,102 | 12.81% | 0.02% |
| Feb. 18, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 4135 | $36.83 | 131,286.0000 | 99,838,102 | 3.05% | 0.00% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 16818 | $0.00 | 5,607.0000 | 99,838,102 | 75.00% | 0.02% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 20202 | $37.74 | 111,084.0000 | 99,838,102 | 15.39% | 0.02% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 8341 | $37.56 | 131,286.0000 | 99,838,102 | 5.97% | 0.01% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 39967 | $37.20 | 139,627.0000 | 99,838,102 | 22.25% | 0.04% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 17678 | $15.75 | 179,594.0000 | 99,838,102 | 10.92% | 0.02% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 11250 | $10.00 | 161,916.0000 | 99,838,102 | 7.47% | 0.01% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Common Stock | 2562 | $7.62 | 150,666.0000 | 99,838,102 | 1.73% | 0.00% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 17678 | $0.00 | 76,607.0000 | 99,838,102 | 18.75% | 0.02% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 11250 | $0.00 | 25,313.0000 | 99,838,102 | 30.77% | 0.01% |
| Feb. 19, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | M | Stock Option (Right to Buy) | 2562 | $0.00 | 2,563.0000 | 99,838,102 | 49.99% | 0.00% |
| Jan. 16, 2025 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 7347 | $44.20 | 135,421.0000 | 99,838,102 | 5.15% | 0.01% |
| Sept. 16, 2024 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 1936 | $8.58 | 142,768.0000 | 96,813,116 | 1.34% | 0.00% |
| June 17, 2024 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 2315 | $8.99 | 144,704.0000 | 95,892,601 | 1.57% | 0.00% |
| Feb. 16, 2024 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | S | Common Stock | 2512 | $15.74 | 147,019.0000 | 83,347,086 | 1.68% | 0.00% |
| Feb. 12, 2024 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | A | Common Stock | 70715 | $0.00 | 149,531.0000 | 83,347,086 | 89.72% | 0.08% |
| Feb. 12, 2024 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | CHIEF SCIENTIFIC OFFICER | A | Stock Option (Right to Buy) | 94285 | $0.00 | 94,285.0000 | 83,347,086 | 9999.99% | 0.11% |
| Jan. 16, 2024 | Scholar Rock Holding Corp | $SRRK | Qatanani Mo | SVP AND HEAD OF RESEARCH | S | Common Stock | 2002 | $15.93 | 78,816.0000 | 83,347,086 | 2.48% | 0.00% |