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Romano Gianluca's Form 4 filing

Seagate Technology Holdings plcSTX · filed Aug 11, 2026

Accession no.
0001137789-26-000169
Filed
Aug 11, 2026, 4:21 PM ET
Trade date
Aug 7, 2026
Filing delay
4 days
Rule 10b5-1 plan
Checked

This filing lists 29 non-derivative transactions. Open-market sales total $5.66M. 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.

Reporting owners on this filing
OwnerRelationship to the company
Romano GianlucaCIK 0001764650Officer (EVP & CFO)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Aug 7, 2026Ordinary SharesSSaleDisposed−200$763.39F2−$152,678.842,674.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−160$765.58F4−$122,49242,514.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−400$767.81F5−$307,12442,114.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−560$769.21F6−$430,754.841,554.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−320$770.27F7−$246,485.6641,234.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−321$771.40F8−$247,618.7940,913.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−320$772.45F9−$247,184.840,593.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−280$773.60F10−$216,607.6140,313.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−192$774.27F11−$148,660.0940,121.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−127$775.52F12−$98,490.9439,994.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−200$776.94F13−$155,387.239,794.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−120$778.54F14−$93,424.839,674.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−440$779.73F15−$343,080.4139,234.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−80$780.22−$62,417.639,154.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−120$781.89F16−$93,826.839,034.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−200$782.96F17−$156,592.438,834.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−120$784.34F18−$94,120.838,714.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−200$785.08F19−$157,016.438,514.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−200$787.35F20−$157,469.238,314.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−160$788.60F21−$126,176.438,154.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−240$789.45F22−$189,467.2137,914.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−80$790.54F23−$63,242.837,834.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−240$791.50F24−$189,958.837,594.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−280$793.15F25−$222,082.1437,314.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−547$793.77F26−$434,190.7736,767.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−480$795.02F27−$381,609.2236,287.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−93$796.40F28−$74,065.6136,194.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−240$797.34F29−$191,360.435,954.25Direct
Aug 7, 2026Ordinary SharesSSaleDisposed−320$798.33F30−$255,466.8235,634.25Direct

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 $762.99 to $763.68. 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.

F4

These Ordinary Shares were sold in multiple trades at prices ranging from $765.35 to $765.76. 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.

F5

These Ordinary Shares were sold in multiple trades at prices ranging from $767.22 to $768.20. 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.

F6

These Ordinary Shares were sold in multiple trades at prices ranging from $768.69 to $769.66. 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 $770.03 to $770.91. 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 $771.03 to $772.00. 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 $772.06 to $773.00. 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 $773.06 to $774.02. 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 $774.09 to 774.52. 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.

F12

These Ordinary Shares were sold in multiple trades at prices ranging from $775.22 to $776.07. 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 $776.55 to $777.21. 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 $777.95 to $778.89. 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 $779.22 to $780.20. 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.

F16

These Ordinary Shares were sold in multiple trades at prices ranging from $781.39 to $782.26. 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 $782.59 to $783.49. 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 $783.87 to $784.86. 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 $784.92 to $785.26. 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 $786.92 to $787.55. 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.

Referenced by the price of 1 transaction in Table I.

F21

These Ordinary Shares were sold in multiple trades at prices ranging from $788.11 to $789.00. 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 $789.17 to $790.14. 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 $790.17 to $790.90. 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 $791.3 to $791.91. 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 $792.40 to $793.35. 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.

F26

These Ordinary Shares were sold in multiple trades at prices ranging from $793.44 to $794.31. 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.

F27

These Ordinary Shares were sold in multiple trades at prices ranging from $794.50 to $795.39. 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.

F28

These Ordinary Shares were sold in multiple trades at prices ranging from $795.90 to $796.79. 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.

Referenced by the price of 1 transaction in Table I.

F29

These Ordinary Shares were sold in multiple trades at prices ranging from $796.94 to $797.61. 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.

F30

These Ordinary Shares were sold in multiple trades at prices ranging from $797.98 to $798.97. 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.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)