🕵️ YORK Space Systems Inc. ($YSS)
SEC insider & ownership activity, last 12 months · CIK 2086587 · every row links its SEC filing
Insider buy value was withheld pending verification over the last 12 months. No red-flag 8-Ks in the window.
Insider flow
3 buyers, value withheld pending verification (3 lots) · 1 seller, $18.6M (10 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Blackrock Portfolio Management LLC | 1 | value withheld pending verification | 10 | $18.6M | Aug 7, 2026 |
| Tami A. Erwin | 1 | value withheld pending verification | 0 | – | Jan 30, 2026 |
| Letarte Tyler | 1 | value withheld pending verification | 0 | – | Jan 30, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| AeroEquity GP, LLC | 24.0% | 13G | Aug 14, 2026 | filing ↗ | |
| Michael Robert Greene | 24.0% | 13G | Aug 14, 2026 | filing ↗ | |
| David H. Rowe | 24.0% | 13G | Aug 14, 2026 | filing ↗ | |
| BlackRock Portfolio Management LLC | 14.0% | 13G | Apr 29, 2026 | filing ↗ | |
| Dirk Wallinger | 8.6% | 13G | May 15, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Aug 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 13, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 30, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 30, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | May 15, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | May 15, 2026 | filing ↗ |
| Earnings (2.02) | May 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 14, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 29, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 10, 2026 | filing ↗ |
| Earnings (2.02) | Mar 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 19, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Mar 6, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 28, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Jan 28, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 28, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jan 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 28, 2026 | filing ↗ |