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 61-90 of 268
Date 11 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1695
Price 0.00
Value 0
Security Restricted Share Unit
Date 11 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Acquisition
Shares 1695
Price 0.00
Value 0
Security Ordinary Shares
Date 11 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Acquisition
Shares 989
Price 0.00
Value 0
Security Ordinary Shares
Date 11 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 989
Price 0.00
Value 0
Security Restricted Share Unit
Date 10 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1537
Price 821.74
Value 1262605
Security Ordinary Shares
Date 10 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 1318
Price 821.75
Value 1083269
Security Ordinary Shares
Date 10 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 827
Price 821.77
Value 679604
Security Ordinary Shares
Date 10 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 663
Price 821.86
Value 544893
Security Ordinary Shares
Date 10 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 524
Price 821.73
Value 430176
Security Ordinary Shares
Date 10 Jun 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 320
Price 821.65
Value 262724
Security Ordinary Shares
Date 10 Jun 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 254
Price 821.66
Value 208703
Security Ordinary Shares
Date 9 Jun 2026
Insider CHONG, KIAN FATTEVP Global Operations
Side Acquisition
Shares 379
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider CHONG, KIAN FATTEVP Global Operations
Side Disposal
Shares 379
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider CHONG, KIAN FATTEVP Global Operations
Side Acquisition
Shares 202
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider CHONG, KIAN FATTEVP Global Operations
Side Disposal
Shares 202
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 631
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 499
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Acquisition
Shares 499
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Acquisition
Shares 631
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Acquisition
Shares 2815
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2415
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Disposal
Shares 2815
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider MOSLEY, WILLIAM DDirector, CEO
Side Acquisition
Shares 2415
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 959
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Acquisition
Shares 959
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Acquisition
Shares 1515
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 1515
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Disposal
Shares 663
Price 0.00
Value 0
Security Restricted Share Unit
Date 9 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Acquisition
Shares 663
Price 0.00
Value 0
Security Ordinary Shares
Date 9 Jun 2026
Insider TEH, BAN SENGEVP & Chief Commercial Officer
Side Acquisition
Shares 599
Price 0.00
Value 0
Security Ordinary Shares