Company Insider Tape

Seagate Technology PLC insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol STX Latest filing 23 Jul 2026

Company Read

Net disposal

STX has 268 stored insider filings. Acquisitions account for 8.6% of classified filings and disposals account for 91.4%. The largest stored filing is $10.0M from MOSLEY, WILLIAM D.

Latest filing 23 Jul 2026most recent stored row
Largest filing $10.0Mreported transaction value
Total filings 268stored transaction rows
Acquisition value $2.6M23 acquisitions
Disposal value $145.4M245 disposals
Net value $-142.9Macquisitions minus disposals

Filing cadence

Last 12 active months
Mar 2026 1
Apr 2026 24
May 2026 98
Jun 2026 96
Jul 2026 49

Acquisitions 8.6% · Disposals 91.4%

Mar 2026 $10.0M
Apr 2026 $8.7M
May 2026 $61.2M
Jun 2026 $39.4M
Jul 2026 $28.6M

Executive concentration

By filing count
MOSLEY, WILLIAM D Director, CEO · 149 filings
ROMANO, GIANLUCA EVP & CFO · 40 filings
TEH, BAN SENG EVP & Chief Commercial Officer · 37 filings
MORRIS, JOHN CHRISTOPHER EVP & CTO · 24 filings
LEE, JAMES CI EVP & CLO · 7 filings
CHONG, KIAN FATT EVP Global Operations · 6 filings
TILENIUS, STEPHANIE Director · 2 filings
BHATT, PRAT Director · 1 filings

Market Context

STX weekly market snapshot

Week 31 Jul 2026
Latest close 856.13 USDstored weekly close
1-week move +0.5%latest weekly bar
13-week move +4.4%medium-term context
Relative Strength 78.7Sharemaestro indicator
Fair value gap +301.9%price vs fair value
Trend signal 1smoothed trend state

Transaction History

Latest insider filings for STX

Showing 241-268 of 268
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 120
Price 745.64
Value 89477
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 80
Price 744.52
Value 59562
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 40
Price 748.14
Value 29926
Security Ordinary Shares
Date 22 Apr 2026
Insider LEE, JAMES CIEVP & CLO
Side Disposal
Shares 540
Price 579.88
Value 313135
Security Ordinary Shares
Date 22 Apr 2026
Insider LEE, JAMES CIEVP & CLO
Side Disposal
Shares 1237
Price 0.00
Value 0
Security Restricted Share Unit
Date 22 Apr 2026
Insider LEE, JAMES CIEVP & CLO
Side Acquisition
Shares 1237
Price 0.00
Value 0
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2900
Price 420.77
Value 1220239
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2887
Price 421.84
Value 1217844
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2444
Price 422.93
Value 1033642
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1500
Price 424.92
Value 637382
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1500
Price 419.94
Value 629903
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1469
Price 423.98
Value 622820
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1100
Price 416.56
Value 458216
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1092
Price 418.79
Value 457314
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1000
Price 425.94
Value 425937
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 800
Price 426.93
Value 341545
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 808
Price 417.45
Value 337300
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 800
Price 415.23
Value 332185
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 300
Price 427.97
Value 128391
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 300
Price 413.97
Value 124190
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 300
Price 412.28
Value 123685
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 200
Price 409.18
Value 81836
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 200
Price 400.34
Value 80067
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 100
Price 410.83
Value 41083
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 100
Price 407.48
Value 40748
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 100
Price 404.06
Value 40406
Security Ordinary Shares
Date 1 Apr 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 100
Price 399.05
Value 39905
Security Ordinary Shares
Date 19 Mar 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 24584
Price 406.77
Value 10000034
Security Ordinary Shares