Mosley William D's Form 4 filing
Seagate Technology Holdings plc (STX) · filed Dec 2, 2025
- Accession no.
- 0001137789-25-000345
- Filed
- Dec 2, 2025
- Trade date
- Dec 1, 2025
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 8 non-derivative transactions. Open-market sales total $5.42M. It was filed 1 day 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 |
|---|---|---|---|---|---|---|---|---|
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −1,093 | $267.27F2 | −$292,126.11 | 464,575 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −407 | $268.58F3 | −$109,312.06 | 464,168 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −650 | $269.43F4 | −$175,129.5 | 463,518 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −5,338 | $270.29F5 | −$1,442,808.02 | 458,180 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −5,718 | $271.19F6 | −$1,550,664.42 | 452,462 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −5,894 | $272.24F7 | −$1,604,582.56 | 446,568 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −800 | $273.04F8 | −$218,432 | 445,768 | Direct | |
| Dec 1, 2025 | Ordinary Shares | SSaleDisposed | −100 | $274.89 | −$27,489 | 445,668 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F2
These Ordinary Shares were sold in multiple trades at prices ranging from $266.72 to $267.68. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.
- F3
These Ordinary Shares were sold in multiple trades at prices ranging from $267.76 to $268.73. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.
- F4
These Ordinary Shares were sold in multiple trades at prices ranging from $268.78 to $269.71. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.
- F5
These Ordinary Shares were sold in multiple trades at prices ranging from $269.78 to $270.74. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.
- F6
These Ordinary Shares were sold in multiple trades at prices ranging from $270.78 to $271.76. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.
- F7
These Ordinary Shares were sold in multiple trades at prices ranging from $271.78 to $272.74. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.
- F8
These Ordinary Shares were sold in multiple trades at prices ranging from $272.81 to $273.35. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.