YSS Insider Trading Activity and SEC Form 4 Filings
YSS insider trading summary
Over the past 12 months, insiders at York Space Systems Inc. (YSS) reported 8 sales worth $15.5M by 1 insider and 3 open-market purchases worth $25.7M by 3 insiders on SEC Form 4. Net insider buying was $10.2M.
Latest YSS insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Aug 7, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $2.2M (200,170 @ $10.99) |
| Aug 6, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $2.3M (201,504 @ $11.60) |
| Aug 5, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $1.6M (116,162 @ $13.49) |
| Aug 5, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $182K (11,884 @ $15.28) |
| Aug 4, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $1.2M (78,082 @ $15.02) |
| Aug 4, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $7.3M (468,476 @ $15.58) |
| Aug 3, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $207K (13,754 @ $15.03) |
| Jul 31, 2026 | BlackRock Portfolio Management LLC | 10% Owner | Sell | $539K (35,574 @ $15.14) |
| Jan 30, 2026 | Tyler Letarte | Insider | Buy | $50K (1,470 @ $34.00) |
| Jan 30, 2026 | Tami A. Erwin | Insider | Buy | $100K (2,941 @ $34.00) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.