York Space Systems Inc. (YSS)
NYSE: YSS · Guided Missiles & Space Vehicles & Parts · filing with the SEC since 2025
Who runs York Space Systems Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Wallinger Dirk
Chief Executive Officer. First filing Jan 2026, latest Mar 11, 2026, 0 filings in all.
Officers reporting now
5
of 12 people with a filing in the last fifteen months
Directors reporting now
7
12 people on the record since 2026
Officerssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Wallinger Dirk | Chief Executive Officer | Jan 2026 | Mar 11, 2026 | none |
| Messerle Kevin | Chief Financial Officer | Jan 2026 | Feb 3, 2026 | none |
| Frantz Brian D | Chief Accounting Officer | Jan 2026 | Feb 3, 2026 | none |
| Palko Monica J. | Chief Legal and Administrative Officer | Jan 2026 | Feb 3, 2026 | none |
| Rudra Devjyoti | Chief Supply Chain Officer | Jan 2026 | Feb 3, 2026 | none |
Directorssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Davidson Janine | director | Apr 2026 | Apr 14, 2026 | none |
| Boyd Andrew | director | Jan 2026 | Feb 3, 2026 | none |
| Brothers Louis R Jr | director | Jan 2026 | Feb 3, 2026 | none |
| Erwin Tami A. | director | Jan 2026 | Feb 3, 2026 | none |
| Konert Kirk Michael | director | Jan 2026 | Feb 3, 2026 | none |
| Letarte Tyler | director | Jan 2026 | Feb 3, 2026 | none |
| Mcconville James | director | Jan 2026 | Feb 3, 2026 | none |
Owners of more than 10% of a classsales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Blackrock Portfolio Management LLC | 10% owner | Jan 2026 | Aug 10, 2026 | 14 · $28.6M |
| Aeroequity Gp, LLC | 10% owner | Jan 2026 | Jul 10, 2026 | none |
| Greene Michael Robert | 10% owner | Jan 2026 | Jul 10, 2026 | none |
| Rowe David H. | 10% owner | Jan 2026 | Jul 10, 2026 | none |
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.