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 1-30 of 268
Date 23 Jul 2026
Insider LEE, JAMES CIEVP & CLO
Side Disposal
Shares 542
Price 905.01
Value 490741
Security Ordinary Shares
Date 22 Jul 2026
Insider LEE, JAMES CIEVP & CLO
Side Disposal
Shares 1237
Price 0.00
Value 0
Security Restricted Share Unit
Date 22 Jul 2026
Insider LEE, JAMES CIEVP & CLO
Side Acquisition
Shares 1237
Price 0.00
Value 0
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2379
Price 914.77
Value 2176227
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2308
Price 915.65
Value 2113322
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2065
Price 918.67
Value 1897054
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1762
Price 917.67
Value 1616936
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1596
Price 913.65
Value 1458189
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1480
Price 919.64
Value 1361069
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1185
Price 916.61
Value 1086181
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1160
Price 923.83
Value 1071645
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1019
Price 926.17
Value 943765
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 960
Price 911.63
Value 875167
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 880
Price 921.80
Value 811188
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 880
Price 920.57
Value 810103
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 813
Price 912.72
Value 742044
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 770
Price 925.03
Value 712270
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 720
Price 922.68
Value 664332
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 720
Price 904.36
Value 651140
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Acquisition
Shares 14000
Price 46.23
Value 647220
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 620
Price 928.10
Value 575421
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 609
Price 906.47
Value 552042
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 571
Price 927.00
Value 529316
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 560
Price 908.42
Value 508713
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 560
Price 903.08
Value 505726
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 441
Price 909.52
Value 401099
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 399
Price 910.49
Value 363287
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 401
Price 900.82
Value 361230
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 400
Price 896.78
Value 358710
Security Ordinary Shares
Date 1 Jul 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 391
Price 907.56
Value 354855
Security Ordinary Shares