AGIO's three largest insider shareholders as of March 23, 2026 are Brian Goff (Chief Executive Officer, 164.55K shares), Jacqualyn A Fouse (Director, 151.34K shares), David P Schenkein (Director, 126.24K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Brian Goff | Chief Executive Officer | 164,548 | 0 | 03 Mar, 2026 |
| Jacqualyn A Fouse | 151,340 | 0 | 23 Jun, 2025 | |
| David P Schenkein | 126,242 | 0 | 17 Jun, 2024 | |
| Sarah Gheuens | Chief Medical Officer | 74,406 | 0 | 03 Mar, 2026 |
| Cecilia Jones | Chief Financial Officer | 49,328 | 0 | 03 Mar, 2026 |
| James William Burns | Chief Legal Officer | 44,086 | 0 | 03 Mar, 2026 |
| Tsveta Milanova | Chief Commercial Officer | 41,591 | 0 | 03 Mar, 2026 |
| John Maraganore | 30,028 | 0 | 24 May, 2022 | |
| Jonathan Biller | Chief Financial Officer | 22,953 | 0 | 23 Feb, 2022 |
| David Scadden | 17,603 | 0 | 14 Nov, 2025 | |
| Maykin Ho | 17,032 | 0 | 23 Jun, 2025 | |
| Bruce Car | Chief Scientific Officer | 16,752 | 0 | 23 Feb, 2022 |
| Christopher Bowden | Chief Medical Officer | 15,487 | 0 | 22 Jun, 2021 |
| Cynthia Smith | 12,414 | 0 | 13 Aug, 2025 | |
| Rahul D. Ballal | 12,414 | 0 | 13 Aug, 2025 | |
| Richa Poddar | Chief Commercial Officer | 8,508 | 0 | 18 Oct, 2022 |
| Kaye I Foster-Cheek | 7,468 | 0 | 23 Jun, 2025 | |
| Darrin Miles | Chief Commercial Officer | 7,209 | 0 | 18 May, 2021 |
| Ian T Clark | 6,549 | 0 | 24 May, 2022 | |
| Paul J Clancy | 6,549 | 0 | 24 May, 2022 | |
| Adams Catherine Owen | 6,073 | 0 | 23 Jun, 2025 | |
| Jeffrey D Capello | 6,073 | 0 | 23 Jun, 2025 | |
| Krishnan Viswanadhan | Chief Corp Dev Strategy | 5,141 | 0 | 09 Mar, 2026 |
| Theodore James Jr. Washburn | Principal Accounting Officer | 868 | 0 | 05 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 05 Mar, 2026 | Krishnan Viswanadhan | Common stock | A | 8,100 | $0.00 | 8,100 | D | M |
| 05 Mar, 2026 | Krishnan Viswanadhan | Common stock | D | 2,959 | $27.80 | 5,141 | D | S |
| 05 Mar, 2026 | Krishnan Viswanadhan | Restricted stock units | D | 8,100 | $0.00 | 16,200 | D | M |
| 03 Mar, 2026 | Theodore James Jr. Washburn | Common stock | D | 5,272 | $28.88 | 868 | D | S |
| 02 Mar, 2026 | James William Burns | Common stock | A | 4,000 | $0.00 | 35,718 | D | M |
| 02 Mar, 2026 | Cecilia Jones | Common stock | A | 2,000 | $0.00 | 39,394 | D | M |
| 01 Mar, 2026 | Krishnan Viswanadhan | Restricted stock units | A | 14,000 | $0.00 | 14,000 | D | A |
| 02 Mar, 2026 | Brian Goff | Common stock | A | 8,500 | $0.00 | 151,603 | D | M |
| 02 Mar, 2026 | Sarah Gheuens | Common stock | A | 4,000 | $0.00 | 68,795 | D | M |
| 02 Mar, 2026 | Tsveta Milanova | Common stock | A | 5,666 | $0.00 | 40,459 | D | M |
| 02 Mar, 2026 | Theodore James Jr. Washburn | Common stock | A | 2,350 | $0.00 | 3,293 | D | M |
| 01 Mar, 2026 | Krishnan Viswanadhan | Stock options (right to buy) | A | 52,000 | $0.00 | 52,000 | D | A |
| 02 Mar, 2026 | Brian Goff | Common stock | D | 3,870 | $28.96 | 147,733 | D | S |
| 02 Mar, 2026 | Tsveta Milanova | Common stock | D | 1,681 | $28.96 | 38,778 | D | S |
| 02 Mar, 2026 | James William Burns | Common stock | D | 1,187 | $28.96 | 34,531 | D | S |
| 02 Mar, 2026 | Sarah Gheuens | Common stock | D | 1,187 | $28.96 | 67,608 | D | S |
| 02 Mar, 2026 | Theodore James Jr. Washburn | Common stock | D | 698 | $28.96 | 2,595 | D | S |
| 02 Mar, 2026 | Cecilia Jones | Common stock | D | 594 | $28.96 | 38,800 | D | S |
| 02 Mar, 2026 | Theodore James Jr. Washburn | Common stock | A | 2,450 | $0.00 | 4,970 | D | M |
| 02 Mar, 2026 | James William Burns | Common stock | A | 5,666 | $0.00 | 40,197 | D | M |