As of June 18, 2026, Tango Therapeutics's top three insider holders are Rock Ventures Iv, L.P. Third (TenPercentOwner, 13.39Mn shares), Capital, Llc Ecor1 (TenPercentOwner, 10.63Mn shares), Capital Management, Llc Boxer (Other, 6.69Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Alexis Borisy | - | 17,500 | 0 | 09 Jun, 2025 |
| Aaron I. Davis | - | 5,000 | 0 | 08 Jun, 2023 |
| Investors, Llc Mva | - | 0 | 483,524 | 03 May, 2024 |
| Daniella Beckman | Chief Financial Officer | 184,297 | 0 | 04 Feb, 2026 |
| Capital, Llc Ecor1 | - | 0 | 10,630,736 | 08 Nov, 2024 |
| Reid M Huber | - | 5,000 | 0 | 08 Jun, 2023 |
| Rock Ventures Iv, L.P. Third | - | 13,386,574 | 0 | 27 Oct, 2025 |
| Lesley Ann Calhoun | - | 12,500 | 0 | 09 Jun, 2025 |
| Sung Lee | - | 10,000 | 0 | 06 Jan, 2026 |
| Barbara Weber | Director, Executive Chair | 1,629,254 | 0 | 04 Feb, 2026 |
| Adam Crystal | President, Rd | 112,622 | 0 | 16 Apr, 2026 |
| Mace Rothenberg | - | 37,500 | 0 | 09 Jun, 2025 |
| Malte Peters | President Ceo | 367,500 | 0 | 12 Jan, 2026 |
| Alan Huang | Chief Scientific Officer | 167,584 | 0 | 02 Mar, 2023 |
| Douglas Barry | General Counsel | 66,014 | 0 | 06 Feb, 2025 |
| John B Ketchum | - | 20,937 | 0 | 09 Jun, 2025 |
| Capital Management, Llc Boxer | - | 6,690,642 | 0 | 28 Oct, 2024 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 15 Apr, 2026 | Adam Crystal | Common Stock | A | 38,460 | $5.20 | 151,082 | D | M |
| 15 Apr, 2026 | Adam Crystal | Common Stock | D | 38,460 | $25.00 | 112,622 | D | S |
| 15 Apr, 2026 | Adam Crystal | Stock Option (Right to Buy) | D | 38,460 | $0.00 | 395,040 | D | M |
| 01 Apr, 2026 | Adam Crystal | Common Stock | A | 27,000 | $5.20 | 139,622 | D | M |
| 01 Apr, 2026 | Adam Crystal | Common Stock | D | 27,000 | $21.20 | 112,622 | D | S |
| 01 Apr, 2026 | Adam Crystal | Stock Option (Right to Buy) | D | 27,000 | $0.00 | 433,500 | D | M |
| 25 Mar, 2026 | Adam Crystal | Common Stock | A | 12,000 | $5.20 | 124,622 | D | M |
| 25 Mar, 2026 | Adam Crystal | Common Stock | D | 12,000 | $20.11 | 112,622 | D | S |
| 25 Mar, 2026 | Adam Crystal | Stock Option (Right to Buy) | D | 12,000 | $0.00 | 460,500 | D | M |
| 05 Mar, 2026 | Adam Crystal | Common Stock | D | 20,251 | $15.00 | 112,622 | D | S |
| 25 Feb, 2026 | Adam Crystal | Common Stock | D | 54,345 | $12.77 | 132,873 | D | S |
| 02 Feb, 2026 | Barbara Weber | Common Stock | A | 37,522 | $0.00 | 1,659,773 | D | A |
| 02 Feb, 2026 | Barbara Weber | Common Stock | A | 37,522 | $0.00 | 1,659,773 | D | A |
| 02 Feb, 2026 | Barbara Weber | Common Stock | A | 37,522 | $0.00 | 1,659,773 | D | A |
| 02 Feb, 2026 | Daniella Beckman | Common Stock | A | 44,330 | $0.00 | 194,614 | D | A |
| 02 Feb, 2026 | Adam Crystal | Common Stock | A | 47,460 | $0.00 | 205,670 | D | A |
| 03 Feb, 2026 | Barbara Weber | Common Stock | D | 30,186 | $12.26 | 1,629,587 | D | S |
| 03 Feb, 2026 | Barbara Weber | Common Stock | D | 30,186 | $12.26 | 1,629,587 | D | S |
| 03 Feb, 2026 | Daniella Beckman | Common Stock | D | 10,204 | $12.26 | 184,410 | D | S |
| 03 Feb, 2026 | Adam Crystal | Common Stock | D | 18,251 | $12.26 | 187,419 | D | S |