William Mosley sold $4.2M of STX stock
By AlphaYouPublished Form 4
MOSLEY WILLIAM D
Reporting filer
William Mosley reported selling 6,720 shares of Seagate Technology Holdings plc for about $4.2M ($622.82 a share on average). Form 4 filed Nov 3, 2026 lists 14 entries.
See the price move since this trade →
- Disclosed
- Nov 3, 2026
Reported details
14 entries| Security | Owner | Date | Code | Action | Quantity | Price | Following holdings | Reporting delay | Filed terms and references |
|---|---|---|---|---|---|---|---|---|---|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 960 | 617.6681 | 351,868.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 760 | 618.7973 | 351,108.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 1160 | 619.5962 | 349,948.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 720 | 620.8028 | 349,228.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 1080 | 621.8948 | 348,148.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 240 | 623.0083 | 347,908.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 640 | 623.9094 | 347,268.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 320 | 625.6788 | 346,948.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 80 | 632.55 | 346,868.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 240 | 633.6367 | 346,628.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 160 | 636.08 | 346,468.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 120 | 640.46 | 346,348.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 160 | 642.78 | 346,188.25 | 1 day | Filed terms
|
| Ordinary Shares | MOSLEY WILLIAM D | 2026-11-02 | S | Sale | 80 | 644.43 | 346,108.25 | 1 day | Filed terms
|
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 960
- Price
- 617.6681
- Following holdings
- 351,868.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 960
- id: F1
- transaction Price Per Share: 617.6681
- id: F2
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 351868.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 760
- Price
- 618.7973
- Following holdings
- 351,108.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 760
- transaction Price Per Share: 618.7973
- id: F3
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 351108.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 1160
- Price
- 619.5962
- Following holdings
- 349,948.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 1160
- transaction Price Per Share: 619.5962
- id: F4
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 349948.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 720
- Price
- 620.8028
- Following holdings
- 349,228.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 720
- transaction Price Per Share: 620.8028
- id: F5
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 349228.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 1080
- Price
- 621.8948
- Following holdings
- 348,148.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 1080
- transaction Price Per Share: 621.8948
- id: F6
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 348148.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 240
- Price
- 623.0083
- Following holdings
- 347,908.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 240
- transaction Price Per Share: 623.0083
- id: F7
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 347908.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 640
- Price
- 623.9094
- Following holdings
- 347,268.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 640
- transaction Price Per Share: 623.9094
- id: F8
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 347268.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 320
- Price
- 625.6788
- Following holdings
- 346,948.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 320
- transaction Price Per Share: 625.6788
- id: F9
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346948.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 80
- Price
- 632.55
- Following holdings
- 346,868.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 80
- transaction Price Per Share: 632.55
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346868.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 240
- Price
- 633.6367
- Following holdings
- 346,628.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 240
- transaction Price Per Share: 633.6367
- id: F10
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346628.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 160
- Price
- 636.08
- Following holdings
- 346,468.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 160
- transaction Price Per Share: 636.08
- id: F11
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346468.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 120
- Price
- 640.46
- Following holdings
- 346,348.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 120
- transaction Price Per Share: 640.46
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346348.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 160
- Price
- 642.78
- Following holdings
- 346,188.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 160
- transaction Price Per Share: 642.78
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346188.25
- direct Or Indirect Ownership: D
Ordinary Shares
- Owner
- MOSLEY WILLIAM D
- Date
- 2026-11-02
- Code
- S
- Action
- Sale
- Quantity
- 80
- Price
- 644.43
- Following holdings
- 346,108.25
- Reporting delay
- 1 day
- Filed terms and references
Filed terms
- security Title: Ordinary Shares
- transaction Date: 2026-11-02
- transaction Form Type: 4
- transaction Code: S
- equity Swap Involved: 0
- transaction Shares: 80
- transaction Price Per Share: 644.43
- transaction Acquired Disposed Code: D
- shares Owned Following Transaction: 346108.25
- id: F12
- direct Or Indirect Ownership: D
Purchases, sales, grants and option exercises are different transactions. The reported code identifies the action; it does not establish a motive.
Filing context
- Quantities and prices are shown in the units filed. No trade value is inferred from their product.
- MOSLEY WILLIAM D: CEO, Director.
- The filing reports a Rule 10b5-1 trading plan.
- F1: All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 18, 2026.
- F2: These Ordinary Shares were sold in multiple trades at prices ranging from $617.17 to $618.16. 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.
- F3: These Ordinary Shares were sold in multiple trades at prices ranging from $618.18 to $619.17. 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.
- F4: These Ordinary Shares were sold in multiple trades at prices ranging from $619.19 to $620.16. 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.
- F5: These Ordinary Shares were sold in multiple trades at prices ranging from $620.32 to $621.11. 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.
- F6: These Ordinary Shares were sold in multiple trades at prices ranging from $621.36 to $622.28. 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.
- F7: These Ordinary Shares were sold in multiple trades at prices ranging from $622.41 to $623.40. 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.
- F8: These Ordinary Shares were sold in multiple trades at prices ranging from $623.41 to $624.22. 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.
- F9: These Ordinary Shares were sold in multiple trades at prices ranging from $625.03 to $625.97. 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.
- F10: These Ordinary Shares were sold in multiple trades at prices ranging from $633.55 to $633.79. 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.
- F11: These Ordinary Shares were sold in multiple trades at prices ranging from $635.59 to $636.55. 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.
- F12: These Ordinary Shares were sold in multiple trades at prices ranging from $644.36 to $644.50. 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.
Original sources
Prepared automatically from public filing data. Report a correction.