Over the 90-day window ending February 10, 2026, Kymera Therapeutics's three dominant insider ownership positions are held by Director Bros. Advisors Lp Baker (7.96Mn shares), TenPercentOwner Venture Fund X, L.P. Atlas (5.50Mn shares), Director Bruce Booth (685.39K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Bros. Advisors Lp Baker | 7,955,916 | 11 Dec, 2025 | |
| Venture Fund X, L.P. Atlas | 5,504,905 | 13 Mar, 2024 | |
| Bruce Booth | 685,393 | 12 Dec, 2025 | |
| Nello Mainolfi | Chief Executive Officer | 666,195 | 06 Jan, 2026 |
| Partners L P/Il Bvf | 353,412 | 01 Jul, 2025 | |
| Bruce N. Jacobs | Chief Financial Officer | 227,409 | 17 Sep, 2025 |
| Jared Gollob | Chief Medical Officer | 109,992 | 08 Dec, 2025 |
| Ellen Chiniara | Chief Legal Officer | 80,085 | 03 Mar, 2025 |
| Jeremy G Chadwick | Chief Operating Officer | 66,420 | 23 May, 2025 |
| Brian Adams | Chief Legal Officer | 52,500 | 03 Sep, 2025 |
| Noah Goodman | Chief Business Officer | 50,081 | 09 Apr, 2025 |
| Elaine Caughey | Chief Business Officer | 18,986 | 03 Mar, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 20 Jan, 2026 | Pamela Esposito | Common Stock | D | 200 | $68.52 | 0 | D | S |
| 20 Jan, 2026 | Pamela Esposito | Common Stock | D | 4,900 | $67.99 | 200 | D | S |
| 20 Jan, 2026 | Pamela Esposito | Common Stock | D | 400 | $66.68 | 5,100 | D | S |
| 20 Jan, 2026 | Pamela Esposito | Common Stock | A | 2,500 | $49.10 | 5,500 | D | M |
| 20 Jan, 2026 | Pamela Esposito | Common Stock | A | 3,000 | $31.20 | 3,000 | D | M |
| 05 Jan, 2026 | Nello Mainolfi | Common Stock | A | 3,118 | $32.07 | 666,195 | D | M |
| 31 Dec, 2025 | Nello Mainolfi | Common Stock | D | 6,014 | $78.52 | 663,077 | D | S |
| 31 Dec, 2025 | Nello Mainolfi | Common Stock | D | 23,986 | $77.95 | 669,091 | D | S |
| 31 Dec, 2025 | Nello Mainolfi | Common Stock | A | 30,000 | $2.08 | 693,077 | D | M |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | A | 3,000 | $31.20 | 27,563 | D | M |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | D | 1,000 | $84.07 | 0 | D | S |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | A | 12,563 | $49.10 | 12,563 | D | M |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | A | 12,000 | $27.67 | 24,563 | D | M |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | D | 14,505 | $81.56 | 13,058 | D | S |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | D | 7,959 | $82.34 | 5,099 | D | S |
| 17 Dec, 2025 | Pamela Esposito | Common Stock | D | 4,099 | $83.45 | 1,000 | D | S |
| 17 Dec, 2025 | Nello Mainolfi | Common Stock | A | 2,595 | $38.53 | 663,077 | D | M |
| 12 Dec, 2025 | Bruce Booth | Common Stock | D | 570 | $91.04 | 3,974,481 | I | S |
| 12 Dec, 2025 | Bruce Booth | - | - | 685,393 | I | |||
| 12 Dec, 2025 | Bruce Booth | Common Stock | D | 108 | $91.04 | 685,393 | I | S |