Romano Gianluca's Form 4 filing
Seagate Technology Holdings plc (STX) · filed Sep 15, 2026
- Accession no.
- 0001137789-26-000240
- Filed
- Sep 15, 2026, 4:15 PM ET
- Trade date
- Sep 11, 2026
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Checked
This filing lists 28 non-derivative transactions and 4 derivative transactions. Open-market sales total $38.1M. 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 |
|---|---|
| Romano GianlucaCIK 0001764650 | Officer (EVP & CFO) |
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 |
|---|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | Ordinary Shares | MOption exerciseAcquired | +8,517 | $68.83 | +$586,225.11 | 38,137 | Direct | |
| Sep 11, 2026 | Ordinary Shares | MOption exerciseAcquired | +15,067 | $64.31 | +$968,958.77 | 53,204 | Direct | |
| Sep 11, 2026 | Ordinary Shares | MOption exerciseAcquired | +13,475 | $101.34 | +$1,365,556.5 | 66,679 | Direct | |
| Sep 11, 2026 | Ordinary Shares | MOption exerciseAcquired | +13,439 | $158.40 | +$2,128,737.6 | 80,118 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,040 | $819.39F2 | −$852,164.04 | 79,078 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,320 | $820.54F3 | −$1,083,117.16 | 77,758 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,550 | $821.42F4 | −$1,273,195.58 | 76,208 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,690 | $822.50F5 | −$1,390,022.3 | 74,518 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −880 | $823.72F6 | −$724,874.04 | 73,638 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,400 | $824.60F7 | −$1,154,433 | 72,238 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −800 | $825.65F8 | −$660,522 | 71,438 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,840 | $826.72F9 | −$1,521,161.86 | 69,598 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,727 | $827.72F10 | −$1,429,473.99 | 67,871 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −3,321 | $828.84F11 | −$2,752,580.96 | 64,550 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −5,593 | $829.77F12 | −$4,640,884.59 | 58,957 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −7,568 | $830.74F13 | −$6,287,072.11 | 51,389 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −4,589 | $831.71F14 | −$3,816,711.68 | 46,800 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −4,220 | $832.68F15 | −$3,513,914.66 | 42,580 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −2,080 | $833.67F16 | −$1,734,023.82 | 40,500 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,440 | $834.80F17 | −$1,202,116.46 | 39,060 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,320 | $835.67F18 | −$1,103,088.76 | 37,740 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −480 | $836.92F19 | −$401,719.58 | 37,260 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −200 | $838.10F20 | −$167,619.2 | 37,060 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −880 | $839.15F21 | −$738,449.62 | 36,180 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −1,000 | $840.12F22 | −$840,122.8 | 35,180 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −320 | $841.05F23 | −$269,136.06 | 34,860 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −280 | $842.23F24 | −$235,824.12 | 34,580 | Direct | |
| Sep 11, 2026 | Ordinary Shares | SSaleDisposed | −360 | $843.55F25 | −$303,676.42 | 34,220 | 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 |
|---|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | Ordinary Shares | MOption exerciseDisposed | −8,517 | $0.00 | $0 | 0 | Direct | |
| Sep 11, 2026 | Ordinary Shares | MOption exerciseDisposed | −15,067 | $0.00 | $0 | 18,080 | Direct | |
| Sep 11, 2026 | Ordinary Shares | MOption exerciseDisposed | −13,475 | $0.00 | $0 | 32,340 | Direct | |
| Sep 11, 2026 | Ordinary Shares | MOption exerciseDisposed | −13,439 | $0.00 | $0 | 40,317 | 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 $818.88 to $819.71. 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.
- F3
These Ordinary Shares were sold in multiple trades at prices ranging from $819.95 to $820.93. 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 $820.96 to $821.94. 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 $822.05 to $823.03. 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 $823.12 to $824.10. 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 $824.14 to $825.13. 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 $825.14 to $826.13. 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.
- F9
These Ordinary Shares were sold in multiple trades at prices ranging from $826.14 to $827.10. 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.
- F10
These Ordinary Shares were sold in multiple trades at prices ranging from $827.17 to $828.10. 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.
- F11
These Ordinary Shares were sold in multiple trades at prices ranging from $828.23 to $829.22. 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.
Referenced by the price of 1 transaction in Table I.
- F12
These Ordinary Shares were sold in multiple trades at prices ranging from $829.24 to $830.23. 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.
- F13
These Ordinary Shares were sold in multiple trades at prices ranging from $830.24 to $831.23. 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.
- F14
These Ordinary Shares were sold in multiple trades at prices ranging from $831.24 to $832.23. 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.
- F15
These Ordinary Shares were sold in multiple trades at prices ranging from $832.24 to $833.23. 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.
- F16
These Ordinary Shares were sold in multiple trades at prices ranging from $833.25 to $834.20. 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.
- F17
These Ordinary Shares were sold in multiple trades at prices ranging from $834.29 to $835.28. 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.
Referenced by the price of 1 transaction in Table I.
- F18
These Ordinary Shares were sold in multiple trades at prices ranging from $835.29 to $836.27. 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.
- F19
These Ordinary Shares were sold in multiple trades at prices ranging from $836.38 to $837.35. 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.
- F20
These Ordinary Shares were sold in multiple trades at prices ranging from $837.58 to $838.44. 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.
- F21
These Ordinary Shares were sold in multiple trades at prices ranging from $838.71 to $839.47. 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.
- F22
These Ordinary Shares were sold in multiple trades at prices ranging from $839.72 to $840.44. 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.
- F23
These Ordinary Shares were sold in multiple trades at prices ranging from $840.76 to $841.60. 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.
- F24
These Ordinary Shares were sold in multiple trades at prices ranging from $842.02 to $842.52. 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.
- F25
These Ordinary Shares were sold in multiple trades at prices ranging from $843.41 to $843.95. 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.