Lexeo Therapeutics, Inc. (LXEO)
Nasdaq: LXEO · Biological Products, (No Diagnostic Substances) · New York, NY · filing with the SEC since 2022
Who runs Lexeo Therapeutics, Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Townsend Richard Nolan
Chief Executive Officer. First filing Nov 2023, latest Sep 28, 2026, 19 filings in all.
Officers reporting now
7
of 15 people with a filing in the last fifteen months
Directors reporting now
8
18 people on the record since 2023
Officerssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Townsend Richard Nolan | Chief Executive Officer | Nov 2023 | Sep 28, 2026 | 8 · $700,000 |
| Tamayo Louis Edward | Chief Financial Officer | Aug 2025 | Sep 28, 2026 | 2 · $0.00 |
| Otero Jose Manuel | Chief Operating Officer | May 2024 | Sep 28, 2026 | 7 · $100,000 |
| Bhalla Narinder Pal | Chief Medical Officer | Feb 2026 | Sep 28, 2026 | 1 · $100,000 |
| Adler Eric | Chief Medical Officer | Nov 2023 | Nov 20, 2025 | 3 · $0.00 |
| Robertson Jenny | Chief Legal Officer | Nov 2023 | Nov 20, 2025 | 3 · $0.00 |
| See Tai Sandi | Chief Development Officer | Feb 2024 | Nov 20, 2025 | 3 · $0.00 |
Directorssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Agger Mette Kirstine | director | Nov 2023 | Jun 29, 2026 | none |
| Altschuler Steven | director | Nov 2023 | Jun 29, 2026 | none |
| Cholmondeley Paula H | director | Nov 2023 | Jun 29, 2026 | none |
| Cooperstone Brenda | director | Nov 2023 | Jun 29, 2026 | none |
| Diaz Reinaldo M | director | Nov 2023 | Jun 29, 2026 | none |
| Tanguler Tolga | director | Nov 2024 | Jun 29, 2026 | none |
| Van Hauwermeiren Timothy | director | Jul 2024 | Jun 29, 2026 | none |
| Sepp-Lorenzino Laura | director | Apr 2026 | Apr 30, 2026 | none |
Earlier names on the record14, newest filing first
Rasbach Kyle · officer · last filing Jan 2025Mccormac Paul · officer · last filing Nov 2023Enright Patrick G · 10% owner · last filing Nov 2023Longitude Capital Partners IV, LLC · 10% owner · last filing Nov 2023Longitude Venture Partners IV, L.P. · 10% owner · last filing Nov 2023Lundbeckfond Invest A/s · 10% owner · last filing Nov 2023Nessi Claudio · 10% owner · last filing Nov 2023Omega Fund Vi Gp Manager, Ltd. · 10% owner · last filing Nov 2023Omega Fund Vi Gp, L.P. · 10% owner · last filing Nov 2023Omega Fund Vi, L.P. · 10% owner · last filing Nov 2023Paster Anne-Mari · 10% owner · last filing Nov 2023Stampacchia Otello · 10% owner · last filing Nov 2023Tammenoms Bakker Juliet · 10% owner · last filing Nov 2023Davitian Bernard · director · last filing Nov 2023
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.