York Space Systems Inc. (YSS) has 8 open-market insider trades by 3 insiders since 2026. Over the last six months insiders net sold $27.1M. The most active filer is BlackRock Portfolio Management LLC, 10% Owner.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| BlackRock Portfolio Management LLC | 10% Owner | — | 6 | $52.7M | 2026-08-07 |
| Tami A. Erwin | Dir | — | 1 | $100K | 2026-01-30 |
| Tyler Letarte | Dir | — | 1 | $50K | 2026-01-30 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| BlackRock Portfolio Management LLC | 10% Owner | Sell | $4.5M | 2026-08-06 |
| BlackRock Portfolio Management LLC | 10% Owner | Sell | $10.2M | 2026-08-04 |
| BlackRock Portfolio Management LLC | 10% Owner | Sell | $8.5M | 2026-08-04 |
| BlackRock Portfolio Management LLC | 10% Owner | Sell | $745K | 2026-07-31 |
| BlackRock Portfolio Management LLC | 10% Owner | Sell | $3.1M | 2026-07-29 |
| Tyler Letarte | Director | Buy |
Companies that share insiders with YSS, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| $50K |
| 2026-01-30 |
| BlackRock Portfolio Management LLC | 10% | Buy | $25.6M | 2026-01-30 |
| Tami A. Erwin | Director | Buy | $100K | 2026-01-30 |