Seagate Technology (STX): EVP & CTO sold ~$819K

~$819K

Approx. value · 4,200 sh @ $194.94

19K

Holds after · shares reported

Traded

Sep 12, 2025

Filed

Sep 15, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jun 11, 2025InsiderOfficer sold ~$222K of STX shares in the open market
2. Jul 11, 2025InsiderOfficer sold ~$248K of STX shares in the open market
3. Jul 29, 2025CongressDisclosed partial sale of STX — reported range $1,001 - $15,000
4. Jul 31, 2025Insider · 1 personInsiders: 6 sales (~$543K)
5. Aug 1, 2025Insider · 3 peopleInsiders: 8 sales (~$4.2M)
6. Aug 6, 2025InsiderDirector sold ~$376K of STX shares in the open market
7. Aug 11, 2025InsiderOfficer sold ~$261K of STX shares in the open market
8. Aug 14, 2025CongressDisclosed partial sale of STX — reported range $1,001 - $15,000
9. Sep 2, 2025Insider · 2 peopleInsiders: 9 sales (~$3.5M)
10. Sep 8, 2025CongressDisclosed purchase of STX — reported range $15,001 - $50,000
11. Sep 10, 2025InsiderOfficer sold ~$1.3M of STX shares in the open market
12. Sep 11, 2025InsiderOfficer sold ~$721K of STX shares in the open market
13. Sep 12, 2025 · this disclosureInsiderOfficer sold ~$819K of STX shares in the open market

What came next

1. Sep 12, 2025Insider · 1 personInsiders: 4 sales (~$2.2M)
2. Sep 16, 2025InsiderOfficer sold ~$80K of STX shares in the open market
3. Oct 1, 2025Insider · 1 personInsiders: 21 sales (~$5.0M)
4. Oct 13, 2025InsiderOfficer sold ~$318K of STX shares in the open market
5. Oct 25, 2025Company filing · Form 8-K · Executive change, Shareholder voteChanged a top executive or board member, and held a shareholder vote“Approval of the Amended and Restated Employee Stock Purchase Plan At the 2025 Annual General Meeting (the “ AGM ”) of Seagate Technology Holdings plc (the “ Company ”) held on October 25, 2025, the Company’s shareholders voted to approve the Amended and Restated Employee Stock Purchase Plan (the “ Amended ESPP ”).”
6. Oct 28, 2025Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
7. Oct 30, 2025Insider · Their largest sale since 2024Officer sold ~$1.93M of STX shares in the open market
8. Oct 31, 20255% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 5.6%
9. Oct 31, 2025InsiderDirector sold ~$336K of STX shares in the open market
10. Nov 3, 2025Insider · 2 peopleInsiders: 14 sales (~$5.8M)
11. Nov 4, 2025Company filing · Form 8-K · Unregistered shares, Reg FDSold new shares without registering them, and shared information with investors (and 1 more item)
12. Nov 4, 20255% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 4.0%
13. Nov 5, 2025InsiderOfficer sold ~$1.62M of STX shares in the open market
14. Nov 10, 2025Company filing · Form 8-K · Unregistered shares, Reg FDSold new shares without registering them, and shared information with investors (and 1 more item)
15. Nov 10, 2025InsiderDirector sold ~$1.47M of STX shares in the open market
16. Nov 11, 2025Insider · 2 peopleInsiders: 2 sales (~$609K)

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Seagate Technology

For Seagate Technology, OQRO holds 393 insider filings (SEC Form 4 or Form 144), 3 Congress trade reports and 49 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its STX page.

Other recent filings by John Christopher Morris, EVP & CTO

• SEC Form 4 at Seagate Technology (STX)Sep 22, 2026
• SEC Form 4 at Seagate Technology (STX)Sep 22, 2026
• SEC Form 4 at Seagate Technology (STX)Sep 22, 2026
• SEC Form 4 at Seagate Technology (STX)Sep 22, 2026
• SEC Form 4 at Seagate Technology (STX)Sep 22, 2026

The full history of John Christopher Morris, EVP & CTO is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Seagate Technology

• House Clerk periodic transaction reportOct 28, 2026
• SEC Form 4Oct 26, 2026
• SEC Form 144Oct 23, 2026
• House Clerk periodic transaction reportOct 12, 2026
• SEC Form 4Oct 3, 2026
• SEC Form 4Oct 3, 2026

Everything OQRO holds on this company is on its STX page.