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 211-240 of 268
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 627
Price 786.84
Value 493346
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 520
Price 767.13
Value 398909
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 440
Price 777.42
Value 342064
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 440
Price 762.16
Value 335350
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 440
Price 760.94
Value 334816
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 419
Price 779.64
Value 326668
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 400
Price 778.56
Value 311422
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 400
Price 757.67
Value 303067
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 360
Price 763.30
Value 274789
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 360
Price 759.97
Value 273590
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 348
Price 785.99
Value 273526
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 320
Price 756.71
Value 242147
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 280
Price 784.68
Value 219710
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 280
Price 758.60
Value 212407
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 200
Price 765.39
Value 153078
Security Ordinary Shares
Date 6 May 2026
Insider ROMANO, GIANLUCAEVP & CFO
Side Disposal
Shares 200
Price 754.92
Value 150983
Security Ordinary Shares
Date 5 May 2026
Insider TILENIUS, STEPHANIEDirector
Side Disposal
Shares 1540
Price 766.60
Value 1180557
Security Ordinary Shares
Date 5 May 2026
Insider TILENIUS, STEPHANIEDirector
Side Disposal
Shares 40
Price 767.33
Value 30693
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 800
Price 737.77
Value 590213
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 734
Price 736.81
Value 540818
Security Ordinary Shares
Date 4 May 2026
Insider LEE, JAMES CIEVP & CLO
Side Disposal
Shares 697
Price 741.17
Value 516595
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 631
Price 739.94
Value 466902
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 615
Price 740.93
Value 455672
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 613
Price 734.86
Value 450472
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 520
Price 735.69
Value 382561
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 427
Price 738.79
Value 315461
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 398
Price 742.47
Value 295502
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 248
Price 743.46
Value 184378
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 240
Price 733.67
Value 176082
Security Ordinary Shares
Date 4 May 2026
Insider MORRIS, JOHN CHRISTOPHEREVP & CTO
Side Disposal
Shares 160
Price 731.65
Value 117064
Security Ordinary Shares