BlackRock Portfolio Management LLC, 10% owner at York Space Systems, sold YSS on Aug 7, 2026
Data as of Oct 16
▼ SELL$2.2M200,170 shares at $10.99BlackRock Portfolio Management LLC 10% ownerYSS York Space Systems Inc.
- Traded
- Aug 7, 2026
- Disclosed
- Aug 10, 2026
- Filed
- 3 days after the trade
Form 4s are due within two business days.
Official filing (SEC Form 4) ↗
The price around the disclosure
YSS since disclosure
−46.8%
after the sale
Similar stocks (XLI) since disclosure
−9.1%
XLI — its sector index fund
Change in closing price from Aug 10, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.
Our take
None of our tested rules fired on this trade.
Other trades in the same filing
- ▼ SELLBlackRock Portfolio Management LLC 10% ownerYSS York Space Systems Inc.$2.3Mdisclosed Aug 10 · filed 4 days after the trade