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 181-210 of 268
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 400
Price 805.99
Value 322398
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 351
Price 810.57
Value 284510
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 320
Price 821.29
Value 262814
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 285
Price 813.47
Value 231838
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 272
Price 812.20
Value 220919
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 200
Price 818.63
Value 163727
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 200
Price 814.26
Value 162852
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 200
Price 801.39
Value 160278
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 160
Price 817.23
Value 130757
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 120
Price 807.31
Value 96877
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 80
Price 827.50
Value 66200
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 80
Price 824.96
Value 65997
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 80
Price 815.51
Value 65241
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 40
Price 822.19
Value 32888
Security Ordinary Shares
Date 13 May 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 40
Price 819.51
Value 32780
Security Ordinary Shares
Date 7 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1902
Price 770.00
Value 1464540
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 2204
Price 781.77
Value 1723024
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1740
Price 772.62
Value 1344364
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1480
Price 774.52
Value 1146290
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1400
Price 782.55
Value 1095573
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1360
Price 780.63
Value 1061651
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1272
Price 775.48
Value 986405
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1227
Price 773.65
Value 949269
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1050
Price 776.53
Value 815352
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 961
Price 771.50
Value 741413
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 840
Price 783.83
Value 658415
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 840
Price 770.38
Value 647120
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 720
Price 769.08
Value 553738
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 680
Price 768.34
Value 522470
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 680
Price 764.32
Value 519737
Security Ordinary Shares