Form 4: Yellowstone Midco Holdings II Insider Sells Shares
Insider Transaction (Form 4)
BlackRock Portfolio Management LLC reported changes in beneficial ownership of Yellowstone Midco Holdings II, LLC common stock on July 29, 2026.
Summary
- Open-market sale: disposed of 63,390 Common Stock at $15.31 ($970,501) on July 29, 2026; holds 17,783,544 after (Indirect).
- Open-market sale: disposed of 140,823 Common Stock at $15.18 ($2,137,693) on July 30, 2026; holds 17,642,721 after (Indirect).
Sentiment
Score: 3
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $3,108,194 of stock on the open market.
Insider Transactions
BlackRock Portfolio Management LLC — 10% owner
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-07-29 | Open-market sale | Common Stock | 63,390 | $15 | $970.5K | 17,783,544 |
| 2026-07-30 | Open-market sale | Common Stock | 140,823 | $15 | $2.1M | 17,642,721 |
Key Dates
| Date | Description |
|---|---|
| 2026-07-29 | Open-market sale (63,390 shares) |
| 2026-07-30 | Open-market sale (140,823 shares) |
Keywords
insider transaction, Form 4, YSS, York Space Systems Inc., bearish, BlackRock Portfolio Management LLC
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