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SEAGATE TECHNOLOGY HOLDINGS (STX) Stock Ownership and Short Interest

USA - Nasdaq - NASDAQ:STX - IE00BKVD2N49 - Common Stock

266.87 USD
-3.23 (-1.2%)
Last: 12/2/2025, 8:08:56 PM
267 USD
+0.13 (+0.05%)
After Hours: 12/2/2025, 8:08:56 PM
STX Ownership Chart.STX Ownership Chart: showing Insider, Institutional ownership and shares available to the public.STX Ownership.InsiderInstitutionalPublic



Shares Outstanding217.87M
Float217.13M
Float Short Interest Percentage6.11%
Owners (insider)0.3%
Owners (institutional)95.38%
Owners (insider) change-3.72%
Owners (institutional) change-2.02%
STX Institutional Ownership HistorySTX Institutional Ownership HistorySTX Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 50M 100M 150M
STX Historical Insider Transactions ChartSTX Historical Insider Buy and Sell Transactions ChartSTX Historical Insider Transactions Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 0 100K -100K 200K -200K
Date Name Type Shares Price Amount
Nov 13, 2025 Romano Gianluca Open Market Sale 8002 266.69 $ 2,134,045.76
Nov 12, 2025 Romano Gianluca Option Excercise 52529 80.84 $ 4,246,438.26
Nov 12, 2025 Romano Gianluca Open Market Sale 54021 285.16 $ 15,404,707.31
Nov 11, 2025 Lee James CI Open Market Sale 697 288.98 $ 201,419.06
Nov 11, 2025 Teh Ban Seng Option Excercise 1412 66.02 $ 93,214.88
Nov 11, 2025 Teh Ban Seng Open Market Sale 1412 288.98 $ 408,039.76
Nov 10, 2025 Arumugavelu Shankar Open Market Sale 5000 294.57 $ 1,472,825.00
Nov 5, 2025 Teh Ban Seng Open Market Sale 6000 270.00 $ 1,620,000.00
Nov 3, 2025 Tilenius Stephanie Open Market Sale 2046 266.41 $ 545,084.07
Nov 3, 2025 MOSLEY WILLIAM D Open Market Sale 20000 262.82 $ 5,256,462.78
Oct 31, 2025 Geldmacher Jay L Open Market Sale 1250 269.10 $ 336,375.00
Oct 30, 2025 Chong Kian Fatt Open Market Sale 7078 272.14 $ 1,926,209.04
Oct 22, 2025 Lee James CI Option Excercise 1237 0.00 $ 0.00
Oct 22, 2025 Lee James CI Option Excercise 540 215.05 $ 116,127.00
Oct 19, 2025 Arumugavelu Shankar Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 BRUNER JUDY Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 BRUNER JUDY Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 CANNON MICHAEL R Option Excercise 3427 0.00 $ 0.00
Oct 19, 2025 CANNON MICHAEL R Option Excercise 823 225.40 $ 185,504.20
Oct 19, 2025 BHATT PRAT Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 BHATT PRAT Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 Haggart Dylan G. Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 Haggart Dylan G. Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 Tilenius Stephanie Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 Tilenius Stephanie Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 CLEMMER RICHARD L Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 CLEMMER RICHARD L Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 Conyers Yolanda Lee Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 Conyers Yolanda Lee Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 Geldmacher Jay L Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 Geldmacher Jay L Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 Adams Mark Option Excercise 2693 0.00 $ 0.00
Oct 19, 2025 Adams Mark Option Excercise 647 225.40 $ 145,833.80
Oct 19, 2025 Arumugavelu Shankar Option Excercise 2693 0.00 $ 0.00
Oct 13, 2025 Teh Ban Seng Option Excercise 1410 66.02 $ 93,081.74
Oct 13, 2025 Teh Ban Seng Open Market Sale 1410 225.56 $ 318,039.60
Oct 1, 2025 MOSLEY WILLIAM D Open Market Sale 20000 249.90 $ 4,997,981.23
Sep 12, 2025 Morris John Christopher Open Market Sale 15347 195.80 $ 3,004,950.21
Sep 11, 2025 Morris John Christopher Option Excercise 7876 0.00 $ 0.00
Sep 11, 2025 Morris John Christopher Option Excercise 3593 196.09 $ 704,544.67
Sep 11, 2025 Romano Gianluca Option Excercise 23883 0.00 $ 0.00
Sep 11, 2025 Romano Gianluca Option Excercise 12069 196.05 $ 2,366,106.05
Sep 11, 2025 Chong Kian Fatt Option Excercise 2694 0.00 $ 0.00
Sep 11, 2025 Teh Ban Seng Option Excercise 16583 7.27 $ 120,552.30
Sep 11, 2025 Teh Ban Seng Open Market Sale 3732 193.30 $ 721,395.60
Sep 11, 2025 MOSLEY WILLIAM D Option Excercise 68489 0.00 $ 0.00
Sep 11, 2025 MOSLEY WILLIAM D Option Excercise 34609 196.03 $ 6,784,393.87
Sep 10, 2025 Teh Ban Seng Open Market Sale 6781 191.53 $ 1,298,764.93
Sep 9, 2025 Romano Gianluca Option Excercise 13072 0.00 $ 0.00
Sep 9, 2025 Romano Gianluca Option Excercise 6608 191.59 $ 1,266,026.72
Sep 9, 2025 MOSLEY WILLIAM D Option Excercise 26034 0.00 $ 0.00
Sep 9, 2025 MOSLEY WILLIAM D Option Excercise 13158 191.59 $ 2,520,941.22
Sep 9, 2025 Morris John Christopher Option Excercise 5470 0.00 $ 0.00
Sep 9, 2025 Morris John Christopher Option Excercise 2496 191.59 $ 478,208.64
Sep 9, 2025 Chong Kian Fatt Option Excercise 3475 0.00 $ 0.00
Sep 9, 2025 Teh Ban Seng Option Excercise 5824 0.00 $ 0.00
Sep 2, 2025 Conyers Yolanda Lee Open Market Sale 750 168.80 $ 126,599.47
Sep 2, 2025 MOSLEY WILLIAM D Open Market Sale 20000 168.97 $ 3,379,481.54
Aug 11, 2025 Teh Ban Seng Option Excercise 1724 69.89 $ 120,483.47
Aug 11, 2025 Teh Ban Seng Open Market Sale 1724 151.61 $ 261,375.64
Aug 6, 2025 Geldmacher Jay L Open Market Sale 2500 150.50 $ 376,250.00
Aug 1, 2025 Teh Ban Seng Open Market Sale 5905 155.00 $ 915,275.00
Aug 1, 2025 MOSLEY WILLIAM D Open Market Sale 20000 153.75 $ 3,074,962.82
Jul 31, 2025 Lee James CI Open Market Sale 4625 154.41 $ 714,144.62
Jul 22, 2025 Lee James CI Option Excercise 2305 146.59 $ 337,889.95
Jul 22, 2025 Lee James CI Option Excercise 6930 0.00 $ 0.00
Jul 11, 2025 Teh Ban Seng Option Excercise 1725 69.89 $ 120,552.30
Jul 11, 2025 Teh Ban Seng Open Market Sale 1725 144.00 $ 248,400.00
Jul 1, 2025 MOSLEY WILLIAM D Open Market Sale 20000 144.66 $ 2,893,119.47
Jun 16, 2025 Teh Ban Seng Open Market Sale 599 130.00 $ 77,870.00
Jun 11, 2025 Romano Gianluca Option Excercise 1694 0.00 $ 0.00
Jun 11, 2025 Romano Gianluca Option Excercise 856 126.49 $ 108,275.44
Jun 11, 2025 Chong Kian Fatt Option Excercise 678 0.00 $ 0.00
Jun 11, 2025 Morris John Christopher Option Excercise 941 0.00 $ 0.00
Jun 11, 2025 Morris John Christopher Option Excercise 288 126.49 $ 36,429.12
Jun 11, 2025 Teh Ban Seng Option Excercise 988 0.00 $ 0.00
Jun 11, 2025 Teh Ban Seng Open Market Sale 1723 129.05 $ 222,353.15
Jun 11, 2025 MOSLEY WILLIAM D Option Excercise 3318 0.00 $ 0.00
Jun 11, 2025 MOSLEY WILLIAM D Option Excercise 1677 126.49 $ 212,123.73
Jun 9, 2025 Chong Kian Fatt Option Excercise 201 0.00 $ 0.00
Jun 9, 2025 MOSLEY WILLIAM D Option Excercise 57161 52.08 $ 2,977,128.66
Jun 9, 2025 MOSLEY WILLIAM D Open Market Sale 54347 130.19 $ 7,075,425.06
Jun 9, 2025 MOSLEY WILLIAM D Option Excercise 1422 130.17 $ 185,101.74
Jun 9, 2025 Romano Gianluca Option Excercise 958 0.00 $ 0.00
Jun 9, 2025 Romano Gianluca Option Excercise 485 130.17 $ 63,132.45
Jun 9, 2025 Teh Ban Seng Open Market Sale 3594 130.00 $ 467,220.00
Jun 9, 2025 Teh Ban Seng Option Excercise 599 130.17 $ 77,971.83
Jun 9, 2025 Morris John Christopher Option Excercise 499 0.00 $ 0.00
Jun 9, 2025 Morris John Christopher Option Excercise 153 130.17 $ 19,916.01
Jun 5, 2025 Tilenius Stephanie Open Market Sale 2693 128.04 $ 344,801.49
Jun 3, 2025 MOSLEY WILLIAM D Option Excercise 50000 54.78 $ 2,739,000.00
Jun 3, 2025 MOSLEY WILLIAM D Option Excercise 50000 54.78 $ 2,739,000.00
Jun 3, 2025 Teh Ban Seng Option Excercise 66386 74.48 $ 4,944,688.26
Jun 3, 2025 Teh Ban Seng Open Market Sale 74727 124.24 $ 9,284,374.39
Jun 2, 2025 Conyers Yolanda Lee Open Market Sale 750 117.01 $ 87,757.50
Jun 2, 2025 MOSLEY WILLIAM D Open Market Sale 70000 119.87 $ 8,391,087.79
Jun 2, 2025 CANNON MICHAEL R Open Market Sale 24190 119.00 $ 2,878,646.28
May 30, 2025 Romano Gianluca Option Excercise 26816 87.34 $ 2,342,109.44
May 29, 2025 Romano Gianluca Open Market Sale 51834 117.45 $ 6,087,785.25
May 27, 2025 Teh Ban Seng Open Market Sale 4201 115.00 $ 483,115.00
May 22, 2025 BRUNER JUDY Open Market Sale 10446 108.71 $ 1,135,558.55
May 22, 2025 Chong Kian Fatt Open Market Sale 6410 111.26 $ 713,148.40
May 22, 2025 MOSLEY WILLIAM D Open Market Sale 70000 109.47 $ 7,663,047.89
Apr 1, 2025 MOSLEY WILLIAM D Open Market Sale 20000 84.56 $ 1,691,118.96
Mar 22, 2025 Teh Ban Seng Option Excercise 3514 0.00 $ 0.00
Mar 11, 2025 Teh Ban Seng Option Excercise 988 0.00 $ 0.00
Mar 11, 2025 Chong Kian Fatt Option Excercise 678 0.00 $ 0.00
Mar 11, 2025 Morris John Christopher Option Excercise 941 0.00 $ 0.00
Mar 11, 2025 Morris John Christopher Option Excercise 288 86.97 $ 25,047.36
Mar 11, 2025 Romano Gianluca Option Excercise 1694 0.00 $ 0.00
Mar 11, 2025 Romano Gianluca Option Excercise 856 86.97 $ 74,446.32
Mar 11, 2025 MOSLEY WILLIAM D Option Excercise 3318 0.00 $ 0.00
Mar 11, 2025 MOSLEY WILLIAM D Option Excercise 1677 86.97 $ 145,848.69
Mar 9, 2025 Teh Ban Seng Option Excercise 599 0.00 $ 0.00
Mar 9, 2025 MOSLEY WILLIAM D Option Excercise 2814 0.00 $ 0.00
Mar 9, 2025 MOSLEY WILLIAM D Option Excercise 1422 88.00 $ 125,136.00
Mar 9, 2025 Romano Gianluca Option Excercise 958 0.00 $ 0.00
Mar 9, 2025 Romano Gianluca Option Excercise 485 88.00 $ 42,680.00
Mar 9, 2025 Morris John Christopher Option Excercise 499 0.00 $ 0.00
Mar 9, 2025 Morris John Christopher Option Excercise 153 88.00 $ 13,464.00
Mar 9, 2025 Chong Kian Fatt Option Excercise 201 0.00 $ 0.00
Mar 3, 2025 MOSLEY WILLIAM D Open Market Sale 20000 101.57 $ 2,031,473.66
Mar 3, 2025 Conyers Yolanda Lee Open Market Sale 750 102.95 $ 77,212.50
Feb 20, 2025 Romano Gianluca Option Excercise 25851 0.00 $ 0.00
Feb 20, 2025 Romano Gianluca Option Excercise 11794 101.56 $ 1,197,834.32
Feb 20, 2025 Chong Kian Fatt Option Excercise 4428 0.00 $ 0.00
Feb 20, 2025 Teh Ban Seng Option Excercise 5905 0.00 $ 0.00
Feb 20, 2025 MOSLEY WILLIAM D Option Excercise 11808 0.00 $ 0.00
Feb 20, 2025 MOSLEY WILLIAM D Option Excercise 4755 102.64 $ 488,053.20
Feb 20, 2025 Morris John Christopher Option Excercise 4428 0.00 $ 0.00
Feb 20, 2025 Morris John Christopher Option Excercise 1415 102.64 $ 145,235.60
Feb 3, 2025 MOSLEY WILLIAM D Open Market Sale 20000 94.13 $ 1,882,677.90
Dec 12, 2024 Morris John Christopher Open Market Sale 141 98.46 $ 13,882.86
Dec 11, 2024 MOSLEY WILLIAM D Option Excercise 3318 0.00 $ 0.00
Dec 11, 2024 MOSLEY WILLIAM D Option Excercise 1677 98.39 $ 165,000.03
Dec 11, 2024 Romano Gianluca Option Excercise 1694 0.00 $ 0.00
Dec 11, 2024 Romano Gianluca Option Excercise 856 98.39 $ 84,221.84
Dec 11, 2024 Morris John Christopher Option Excercise 941 0.00 $ 0.00
Dec 11, 2024 Morris John Christopher Option Excercise 430 98.39 $ 42,307.70
Dec 11, 2024 Teh Ban Seng Option Excercise 988 0.00 $ 0.00
Dec 11, 2024 Chong Kian Fatt Option Excercise 678 98.39 $ 66,708.42
Dec 10, 2024 Morris John Christopher Open Market Sale 75 98.85 $ 7,413.75
Dec 9, 2024 Teh Ban Seng Option Excercise 599 0.00 $ 0.00
Dec 9, 2024 Chong Kian Fatt Option Excercise 201 0.00 $ 0.00
Dec 9, 2024 Morris John Christopher Option Excercise 499 0.00 $ 0.00
Dec 9, 2024 Morris John Christopher Option Excercise 228 98.97 $ 22,565.16
Dec 9, 2024 MOSLEY WILLIAM D Option Excercise 2814 0.00 $ 0.00
Dec 9, 2024 MOSLEY WILLIAM D Option Excercise 1422 98.97 $ 140,735.34
Dec 9, 2024 Romano Gianluca Option Excercise 958 0.00 $ 0.00
Dec 9, 2024 Romano Gianluca Option Excercise 485 98.97 $ 48,000.45