BlackRock Portfolio Management LLC's Form 4 filing
York Space Systems Inc. (YSS) · filed Aug 6, 2026
- Accession no.
- 0002052113-26-000809
- Filed
- Aug 6, 2026, 4:02 PM ET
- Trade date
- Aug 4-5, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 4 non-derivative transactions. Open-market sales total $10.0M. It was filed 2 days after the trade.
This filing was later replaced by the amendment 0002052113-26-000810 (Aug 10, 2026). Trade tables on this site use the amended version.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| BlackRock Portfolio Management LLCCIK 0002052113 | 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 4, 2026 | Common Stock | SSaleDisposed | −77,743 | $15.02 | −$1,167,699.86 | 17,515,650 | Indirect | |
| Aug 4, 2026 | Common Stock | SSaleDisposed | −456,310 | $15.58 | −$7,109,309.8 | 17,059,340 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −116,162 | $13.49 | −$1,567,025.38 | 16,943,178 | Indirect | |
| Aug 5, 2026 | Common Stock | SSaleDisposed | −11,784 | $15.28 | −$180,059.52 | 16,931,394 | Indirect |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.