LeonaBio, Inc. (LONA)
Nasdaq: LONA · Biological Products, (No Diagnostic Substances) · Bothell, WA · filing with the SEC since 2014
Who runs LeonaBio, Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Litton Mark James
PRESIDENT and CEO. First filing Sep 2020, latest Apr 13, 2026, 8 filings in all.
Officers reporting now
5
of 18 people with a filing in the last fifteen months
Directors reporting now
13
24 people on the record since 2020
Officerssales are open-market, Oct 28, 2025 to Oct 28, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Litton Mark James | PRESIDENT and CEO | Sep 2020 | Apr 13, 2026 | 2 · $0.00 |
| Renninger Robert | CHIEF FINANCIAL OFFICER | Oct 2024 | Apr 13, 2026 | 2 · $0.00 |
| Church Kevin | CHIEF SCIENTIFIC OFFICER | Sep 2020 | Apr 13, 2026 | 2 · $0.00 |
| San Martin Javier | CHIEF MEDICAL OFFICER | Apr 2024 | Apr 13, 2026 | 2 · $0.00 |
| Worthington Mark | GENERAL COUNSEL and CCO | Jun 2021 | Apr 13, 2026 | 2 · $0.00 |
Directorssales are open-market, Oct 28, 2025 to Oct 28, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Edelman Joseph | director | Sep 2020 | Oct 26, 2026 | none |
| Perceptive Advisors LLC | director | Sep 2020 | Oct 26, 2026 | none |
| Perceptive Life Sciences Master Fund Ltd | director | Sep 2020 | Oct 26, 2026 | none |
| Callori Fred | director | May 2026 | Jun 24, 2026 | none |
| Holles Natalie C. | director | May 2026 | Jun 24, 2026 | none |
| Johnson James A | director | Sep 2020 | Jun 24, 2026 | none |
| Kosacz Barbara | director | Mar 2021 | Jun 24, 2026 | none |
| Panzara Michael A. | director | Mar 2022 | Jun 24, 2026 | none |
| Pickering Grant | director | Jan 2022 | Jun 24, 2026 | none |
| Romano Kelly A | director | Dec 2020 | Jun 24, 2026 | none |
| Silverman Peter B. | director | May 2026 | Jun 24, 2026 | none |
| Fluke John M Jr | director | Sep 2020 | Apr 13, 2026 | none |
| Perceptive Xontogeny Venture Fund II, LP | director | Dec 2025 | Dec 23, 2025 | none |
Owners of more than 10% of a classsales are open-market, Oct 28, 2025 to Oct 28, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Portman David J. | 10% owner | Sep 2026 | Oct 28, 2026 | none |
Earlier names on the record8, newest filing first
Gengos Andrew · officer · last filing Sep 2024Lenington Rachel · officer · last filing Sep 2024Moebius Hans · officer · last filing Jan 2024Mileson Glenna · officer · last filing Jan 2023Yamada Tadataka · director · last filing Jun 2021Kawas Leen · officer · last filing Feb 2021Rtw Investments, LP · 10% owner · last filing Sep 2020Wong Roderick · 10% owner · last filing Sep 2020
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.