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 91-120 of 268
Date 9 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 599
Price 0.00
Value 0
Security Restricted Share Unit
Date 4 Jun 2026
Insider ARUMUGAVELU, SHANKARDirector
Side Disposal
Shares 1000
Price 927.68
Value 927680
Security Ordinary Shares
Date 2 Jun 2026
Insider BHATT, PRATDirector
Side Disposal
Shares 1000
Price 929.88
Value 929880
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1807
Price 921.75
Value 1665598
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1730
Price 920.90
Value 1593159
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1691
Price 919.62
Value 1555082
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1598
Price 922.95
Value 1474873
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1480
Price 929.38
Value 1375482
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1285
Price 906.79
Value 1165223
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1160
Price 890.98
Value 1033542
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 871
Price 925.87
Value 806435
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 879
Price 904.70
Value 795235
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 853
Price 909.18
Value 775529
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 860
Price 901.56
Value 775341
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 839
Price 902.62
Value 757296
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 813
Price 898.41
Value 730407
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 779
Price 903.78
Value 704048
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 760
Price 907.75
Value 689893
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 760
Price 892.06
Value 677966
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 740
Price 905.76
Value 670263
Security Ordinary Shares
Date 1 Jun 2026
Insider CONYERS, YOLANDA LEEDirector
Side Disposal
Shares 750
Price 885.33
Value 663998
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Acquisition
Shares 14000
Price 46.23
Value 647220
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 640
Price 889.94
Value 569562
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 600
Price 910.15
Value 546088
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 600
Price 884.62
Value 530775
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 480
Price 923.58
Value 443318
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 480
Price 918.75
Value 440999
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 480
Price 911.03
Value 437296
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 481
Price 895.45
Value 430712
Security Ordinary Shares
Date 1 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 480
Price 894.20
Value 429214
Security Ordinary Shares