Mosley William D's Form 4 filing
Seagate Technology Holdings plc (STX) · filed Aug 24, 2026
- Accession no.
- 0001137789-26-000182
- Filed
- Aug 24, 2026, 5:10 PM ET
- Trade date
- Aug 20-21, 2026
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Not checked
This filing lists 6 non-derivative transactions and 7 derivative transactions. Open-market sales total $15.4M. It was filed 4 days after the trade.
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 |
|---|---|
| Mosley William DCIK 0001388390 | Director, Officer (CEO) |
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 20, 2026 | Ordinary Shares | MOption exerciseAcquired | +6,404 | $0.00 | $0 | 301,921 | Direct | |
| Aug 21, 2026 | Ordinary Shares | SSaleDisposed | −3,437.75 | $849.35 | −$2,919,869.46 | 298,483.25 | Direct | |
| Aug 20, 2026 | Ordinary Shares | MOption exerciseAcquired | +21,065 | $0.00 | $0 | 319,548.25 | Direct | |
| Aug 21, 2026 | Ordinary Shares | SSaleDisposed | −11,308 | $849.35 | −$9,604,504.08 | 308,240.25 | Direct | |
| Aug 20, 2026 | Ordinary Shares | MOption exerciseAcquired | +6,320 | $0.00 | $0 | 314,560.25 | Direct | |
| Aug 21, 2026 | Ordinary Shares | SSaleDisposed | −3,392.75 | $849.35 | −$2,881,648.5 | 311,167.5 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 20, 2026 | Ordinary Shares | MOption exerciseDisposed | −6,404 | $0.00 | $0 | 19,213 | Direct | |
| Aug 20, 2026 | Ordinary Shares | MOption exerciseDisposed | −6,320 | $0.00 | $0 | 0 | Direct | |
| Aug 20, 2026 | Ordinary Shares | MOption exerciseDisposed | −21,065 | $0.00 | $0 | 0 | Direct | |
| Aug 20, 2026 | Ordinary Shares | AGrant or awardAcquired | +5,309 | $0.00 | $0 | 5,309 | Direct | |
| Aug 20, 2026 | Ordinary Shares | AGrant or awardAcquired | +5,280 | $0.00 | $0 | 5,280 | Direct | |
| Aug 20, 2026 | Ordinary Shares | AGrant or awardAcquired | +1,584 | $0.00 | $0 | 1,584 | Direct | |
| Aug 20, 2026 | Ordinary Shares | AGrant or awardAcquired | +31,856 | $0.00 | $0 | 31,856 | Direct |
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.