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CIK 0001137789 · Large accelerated filer

Seagate Technology Holdings plc

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Ticker
STX
Exchange
Nasdaq
Industry
Computer Storage Devices
FY end
Jun 27
Entity type
operating
EIN
981597419
Phone
65 6412 5172
Business address
121 WOODLANDS AVENUE 5, SINGAPORE, Singapore, 739009
Former names
Seagate Technology plc, SEAGATE TECHNOLOGY, Seagate Technology, SEAGATE TECHNOLOGY HOLDINGS
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$349,271,797
in 29 filings, $190.4M under 10b5-1 plans

Net −$349,271,797. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. MOSLEY WILLIAM D −$165.3M CEO sold 38% of stake
  2. Romano Gianluca −$90.2M EVP & CFO sold 61% of stake
  3. Teh Ban Seng −$56.1M EVP & Chief Commercial Officer sold 92% of stake
  4. Morris John Christopher −$26.2M EVP & CTO sold 61% of stake
  5. Lee James CI −$10.9M EVP & CLO sold 93% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-10-19 BRUNER JUDY Director Option exercise +2,693 14,961
2025-10-19 BRUNER JUDY Director Shares withheld for taxes −647 $225.40 $146K 14,314
2025-10-19 BRUNER JUDY Director Option exercise · Restricted Share Unit −2,693 0
2025-10-19 CANNON MICHAEL R Director Option exercise +3,427 14,262
2025-10-19 CANNON MICHAEL R Director Shares withheld for taxes −823 $225.40 $186K 13,439
2025-10-19 CANNON MICHAEL R Director Option exercise · Restricted Share Unit −3,427 0
2025-10-19 BHATT PRAT Director Option exercise +2,693 14,516
2025-10-19 BHATT PRAT Director Shares withheld for taxes −647 $225.40 $146K 13,869
2025-10-19 BHATT PRAT Director Option exercise · Restricted Share Unit −2,693 0
2025-10-19 Haggart Dylan G. Director Option exercise +2,693 15,162
2025-10-19 Haggart Dylan G. Director Shares withheld for taxes −647 $225.40 $146K 14,515
2025-10-19 Haggart Dylan G. Director Option exercise · Restricted Share Unit −2,693 0
2025-10-19 Tilenius Stephanie Director Option exercise +2,693 14,937
2025-10-19 Tilenius Stephanie Director Shares withheld for taxes −647 $225.40 $146K 14,290
2025-10-19 Tilenius Stephanie Director Option exercise · Restricted Share Unit −2,693 0
2025-10-19 CLEMMER RICHARD L Director Option exercise +2,693 30,351
2025-10-19 CLEMMER RICHARD L Director Shares withheld for taxes −647 $225.40 $146K 29,704
2025-10-19 CLEMMER RICHARD L Director Option exercise · Restricted Share Unit −2,693 0
2025-10-19 Conyers Yolanda Lee Director Option exercise +2,693 6,998
2025-10-19 Conyers Yolanda Lee Director Shares withheld for taxes −647 $225.40 $146K 6,351

Page 58 of 88 · 1,748 trades