STX
Seagate Technology Holdings plc
NASDAQ · Technology · Computer Hardware · IE
$849.28
+6.34%0
Insider buys (3m)
149
Insider sells (3m)
-$108.7M
Net value (3m)
-0.4%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 120 | $828 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 160 | $806 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,320 | $820 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,200 | $813 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 80 | $829 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 2,878 | $815 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,040 | $819 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,105 | $811 |
| Sep 3, 2026 | Conyers Yolanda Lee · director | Sale | 750 | $815 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 600 | $823 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 340 | $827 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,240 | $824 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,578 | $812 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 357 | $805 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 1,160 | $810 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | M-Exempt | 14,000 | $46 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 4,555 | $816 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 960 | $809 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 4,287 | $817 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 580 | $826 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 2,040 | $814 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 2,080 | $818 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 480 | $822 |
| Sep 3, 2026 | MOSLEY WILLIAM D · director, officer: CEO | Sale | 920 | $821 |
| Aug 26, 2026 | Lee James CI · officer: EVP & CLO | Sale | 600 | $797 |
| Aug 26, 2026 | Lee James CI · officer: EVP & CLO | Sale | 593 | $803 |
| Aug 26, 2026 | Lee James CI · officer: EVP & CLO | Sale | 80 | $779 |
| Aug 26, 2026 | Lee James CI · officer: EVP & CLO | Sale | 280 | $782 |
| Aug 26, 2026 | Lee James CI · officer: EVP & CLO | Sale | 120 | $785 |
| Aug 26, 2026 | Lee James CI · officer: EVP & CLO | Sale | 560 | $789 |
Institutional positioning
13F filings over the trailing two quarters
New 884Increased 1115Reduced 1121Sold out 68
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 15,166,793 | Aug 7, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 14,630,067 | Aug 13, 2026 |
| BLACKROCK, INC. | Reduced | 14,274,083 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 14,155,673 | May 15, 2026 |
| SANDERS CAPITAL, LLC | Reduced | 12,897,201 | May 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 11,094,908 | May 8, 2026 |
| STATE STREET CORP | Increased | 9,911,669 | Aug 7, 2026 |
| STATE STREET CORP | Reduced | 9,321,632 | May 15, 2026 |
| FMR LLC | Increased | 8,176,918 | May 15, 2026 |
| FMR LLC | Reduced | 8,153,134 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 7,999,686 | Aug 13, 2026 |
| JANE STREET GROUP, LLC | Increased | 7,883,013 | Aug 14, 2026 |
| Invesco Ltd. | Increased | 7,546,280 | Aug 14, 2026 |
| JPMORGAN CHASE & CO | Reduced | 6,659,239 | May 13, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 5,906,385 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 3, 2026