As of March 23, 2026, Lexeo Therapeutics's top three insider holders are Fund Vi, L.P. Omega (TenPercentOwner, 2.16Mn shares), Invest A/S Lundbeckfond (TenPercentOwner, 1.84Mn shares), Richard Nolan Townsend (Chief Executive Officer, 392.48K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Fund Vi, L.P. Omega | 2,157,623 | 0 | 09 Nov, 2023 | |
| Invest A/S Lundbeckfond | 1,835,959 | 0 | 09 Nov, 2023 | |
| Richard Nolan Townsend | Chief Executive Officer | 395,106 | 0 | 17 Mar, 2026 |
| Jose Manuel Otero | Chief Operating Officer | 131,390 | 0 | 17 Mar, 2026 |
| Louis Edward Tamayo | Chief Financial Officer | 89,665 | 0 | 06 Feb, 2026 |
| Jenny Robertson | Chief Legal Officer | 68,381 | 0 | 20 Nov, 2025 |
| Tai Sandi See | Chief Development Officer | 65,476 | 0 | 20 Nov, 2025 |
| Kyle Rasbach | Chief Financial Officer | 40,875 | 0 | 22 Jan, 2025 |
| Paul Mccormac | Chief Technical Officer | 17,349 | 0 | 09 Nov, 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 |
|---|---|---|---|---|---|---|---|---|
| 13 Mar, 2026 | Richard Nolan Townsend | Common Stock | A | 2,623 | $2.64 | 395,106 | D | A |
| 13 Mar, 2026 | Jose Manuel Otero | Common Stock | A | 5,930 | $2.64 | 131,390 | D | A |
| 18 Feb, 2026 | Richard Nolan Townsend | Common Stock | D | 10,173 | $6.38 | 392,483 | D | S |
| 18 Feb, 2026 | Jose Manuel Otero | Common Stock | D | 3,016 | $6.40 | 125,460 | D | S |
| 04 Feb, 2026 | Richard Nolan Townsend | Common Stock | A | 161,665 | $0.00 | 402,656 | D | A |
| 04 Feb, 2026 | Louis Edward Tamayo | Common Stock | A | 44,665 | $0.00 | 89,665 | D | A |
| 04 Feb, 2026 | Jose Manuel Otero | Common Stock | A | 65,000 | $0.00 | 128,476 | D | A |
| 04 Feb, 2026 | Louis Edward Tamayo | Stock Option (right to buy) | A | 226,665 | $0.00 | 226,665 | D | A |
| 04 Feb, 2026 | Richard Nolan Townsend | Stock Option (right to buy) | A | 646,665 | $0.00 | 646,665 | D | A |
| 04 Feb, 2026 | Jose Manuel Otero | Stock Option (right to buy) | A | 260,000 | $0.00 | 260,000 | D | A |
| 18 Nov, 2025 | Richard Nolan Townsend | Common Stock | D | 1,127 | $9.27 | 240,991 | D | S |
| 18 Nov, 2025 | Tai Sandi See | Common Stock | D | 386 | $9.27 | 65,476 | D | S |
| 18 Aug, 2025 | Jose Manuel Otero | Common Stock | D | 721 | $9.27 | 63,476 | D | S |
| 18 Nov, 2025 | Jenny Robertson | Common Stock | D | 549 | $9.27 | 68,381 | D | S |
| 15 Oct, 2025 | Richard Nolan Townsend | Common Stock | A | 33,000 | $0.00 | 255,251 | D | A |
| 15 Oct, 2025 | Jenny Robertson | Common Stock | A | 9,900 | $0.00 | 72,456 | D | A |
| 15 Oct, 2025 | Tai Sandi See | Common Stock | A | 10,890 | $0.00 | 69,750 | D | A |
| 15 Oct, 2025 | Jose Manuel Otero | Common Stock | A | 5,940 | $0.00 | 66,312 | D | A |
| 17 Oct, 2025 | Jenny Robertson | Common Stock | D | 3,486 | $8.94 | 68,970 | D | S |
| 17 Oct, 2025 | Jose Manuel Otero | Common Stock | D | 2,091 | $8.94 | 64,221 | D | S |