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YSS — York Space Systems Inc.

Industrials · Guided Missiles & Space Vehicles & Parts · NYSE

CIK 0002086587 · FYE 1231 · All Form 4 filings on EDGAR ↗

Formerly: Yellowstone Midco Holdings II, LLC (until 2026-02-03)

3Insiders filing
1Transactions
+$77.8MReported buys
−$0Reported sells
0Cluster events

Window in data: 2026-07-08 → 2026-07-08 · Data as of 2026-08-28

Cluster membership

WeekWindowTierDirInsidersTotal value
2026-W282026-07-08 → 2026-07-08WATCH routine+ buy3$77.8M

Insiders

InsiderRoleTxnsReported value
ROWE DAVID H.10% Owner1$77.8M
AEROEQUITY GP, LLC10% Owner1$77.8M
GREENE MICHAEL ROBERT10% Owner1$77.8M

Transaction history

Filing dateTrade dateTickerInsiderTypeSharesPriceValueCluster
2026-07-102026-07-08YSSROWE DAVID H. 10% OwnerA routine2,289,366$34.00+$77.8M Cluster clu-ed827e6f87cd