Skip to main content

Seagate Technology Holdings plc

STX
Exchange
Nasdaq
Industry
Computer Storage Devices
SEC CIK
0001137789

In the last 90 days, Seagate Technology Holdings plc insiders filed 0 open-market purchases and 34 sales; 1,973 institutions reported holding it in 13F filings for Q2 2026, worth $181.1B in total; 5 superinvestors hold it, including Lone Pine Capital and Tiger Global Management.

13F holders, Q3 2025

Institutional positions in Seagate Technology Holdings plc as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,126
+193 vs. Q2 2025
Shares held
194.2M
−3.26M (−1.6%) vs. Q2 2025
Total value
$45.8B
+$17.3B (+60.5%) vs. Q2 2025
New holders
276
370 more added
Sold out
83
323 more reduced

23 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting STX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 1,126 institutions
Q1 2021: 678 institutionsQ2 2021: 679 institutionsQ3 2021: 694 institutionsQ4 2021: 794 institutionsQ1 2022: 703 institutionsQ2 2022: 714 institutionsQ3 2022: 666 institutionsQ4 2022: 643 institutionsQ1 2023: 673 institutionsQ2 2023: 660 institutionsQ3 2023: 657 institutionsQ4 2023: 730 institutionsQ1 2024: 768 institutionsQ2 2024: 799 institutionsQ3 2024: 821 institutionsQ4 2024: 806 institutionsQ1 2025: 801 institutionsQ2 2025: 956 institutionsQ3 2025: 1,126 institutionsQ4 2025: 1,280 institutionsQ1 2026: 1,472 institutionsQ2 2026: 1,973 institutions
Value heldQ3 2025: $45.8B
Q1 2021: $15.5BQ2 2021: $16.2BQ3 2021: $15.2BQ4 2021: $20.4BQ1 2022: $15.4BQ2 2022: $12.5BQ3 2022: $9.29BQ4 2022: $9.40BQ1 2023: $12.1BQ2 2023: $11.0BQ3 2023: $12.3BQ4 2023: $16.2BQ1 2024: $17.2BQ2 2024: $19.3BQ3 2024: $20.4BQ4 2024: $16.6BQ1 2025: $16.9BQ2 2025: $28.8BQ3 2025: $45.8BQ4 2025: $53.5BQ1 2026: $74.2BQ2 2026: $181.1B
Institutions holding STX and their total value by quarter
QuarterHoldersValue
Q2 20261,973$181.1B
Q1 20261,472$74.2B
Q4 20251,280$53.5B
Q3 20251,126$45.8B
Q2 2025956$28.8B
Q1 2025801$16.9B
Q4 2024806$16.6B
Q3 2024821$20.4B
Q2 2024799$19.3B
Q1 2024768$17.2B
Q4 2023730$16.2B
Q3 2023657$12.3B
Q2 2023660$11.0B
Q1 2023673$12.1B
Q4 2022643$9.40B
Q3 2022666$9.29B
Q2 2022714$12.5B
Q1 2022703$15.4B
Q4 2021794$20.4B
Q3 2021694$15.2B
Q2 2021679$16.2B
Q1 2021678$15.5B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q2 2025.

Institutions holding STX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Advisors Asset Management, Inc.1,198$282.8K0.00%+130+12.2%Added
Quad-Cities Investment Group, LLC1,200$283.3K0.12%−300−20.0%Reduced
Marex Group plc1,244$285.1K0.00%+1,244New
Alta Advisers Ltd1,211$285.9K0.09%+1,211New
Kayne Anderson Rudnick Investment Management LLC1,217$287.5K0.00%+4+0.3%Added
Carolina Wealth Advisors, LLC1,222$288.5K0.12%+216+21.5%Added
Integrated Investment Consultants, LLC1,226$289.4K0.05%+1,226New
Fisher Asset Management, LLC1,227$289.9K0.00%+1,227New
Envestnet Portfolio Solutions, Inc.1,231$290.7K0.00%−649−34.5%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management1,237$291.9K0.01%+1,237New
JGP Wealth Management, LLC1,146$292.0K0.03%+1,146New
Vigilare Wealth Management1,239$292.5K0.10%+1,239New
DRW Securities, LLC1,245$293.7K0.02%−466−27.2%Reduced
West Wealth Group, LLC1,351$296.4K0.07%+1,351New
TSA Wealth Managment LLC1,263$298.1K0.10%+1,263New
GPS Wealth Strategies Group, LLC1,264$298.4K0.03%00.0%Unchanged
RiverFront Investment Group, LLC1,269$299.6K0.01%+1,269New
StoneX Group Inc.1,267$300.0K0.01%+1,267New
Keel Point, LLC1,275$301.1K0.02%+1,275New
Spire Wealth Management1,284$303.2K0.01%−393−23.4%Reduced
Kathmere Capital Management, LLC1,291$304.8K0.02%+1,291New
Zacks Investment Management1,291$304.9K0.00%+1,291New
Impact Capital Partners LLC1,295$305.7K0.09%+1,295New
First Citizens Bank & Trust Co1,296$305.9K0.01%+1,296New
Savvy Advisors, Inc.1,297$306.2K0.01%+1,297New
Manske Wealth Management1,300$306.9K0.09%−150−10.3%Reduced
Trajan Wealth LLC1,300$306.9K0.01%+1,300New
Centaurus Financial, Inc.1,310$309.0K0.01%+1,310New
Granite Group Advisors, LLC1,309$309.0K0.19%+1,309New
Montecito Bank & Trust1,311$309.5K0.05%+1,311New
Vicus Capital1,317$310.8K0.02%−98−6.9%Reduced
Arlington Financial Advisors, LLC1,333$314.7K0.05%+1,333New
Perigon Wealth Management, LLC1,334$314.9K0.01%+1,334New
John G Ullman & Associates Inc1,338$315.8K0.04%+1,338New
Ewa, LLC1,342$316.8K0.09%+1,342New
Jump Financial, LLC1,346$317.7K0.00%+1,346New
Ingalls & Snyder LLC1,350$319.0K0.01%+1,350New
Optas, LLC1,358$320.6K0.05%+1,358New
Gateway Investment Advisers LLC1,374$324.3K0.00%+1,374New
Mount Yale Investment Advisors, LLC1,371$324.6K0.02%+317+30.1%Added
Truefg, LLC1,376$324.8K0.09%+1,376New
Crestmont Private Wealth LLC1,379$325.5K0.11%+1,379New
Worth Financial Advisory Group, LLC1,392$328.6K0.18%+1,392New
Sunbelt Securities, Inc.1,395$329.3K0.02%+142+11.3%Added
Investors Asset Management of Georgia Inc1,400$330.5K0.14%00.0%Unchanged
Callan Family Office, LLC1,408$332.4K0.01%−30−2.1%Reduced
Phoenix Holdings Ltd.1,408$332.7K0.00%+1,408New
Dorsey & Whitney Trust CO LLC1,417$334.5K0.02%−121−7.9%Reduced
West Family Investments, Inc.1,428$337.1K0.08%+37+2.7%Added
Old North State Trust, LLC1,430$338.0K0.21%00.0%Unchanged
Rakuten Securities, Inc.1,434$338.5K0.12%+1,247+666.8%Added
Sound Income Strategies, LLC1,538$341.0K0.02%+3+0.2%Added
Dynamic Advisor Solutions LLC1,446$341.2K0.01%+53+3.8%Added
Axxcess Wealth Management, LLC1,446$341.3K0.01%−94−6.1%Reduced
Legacy Financial Advisors, Inc.1,448$341.8K0.05%+1,448New
Keebeck Alpha, LP1,449$342.1K0.48%+1,449New
Northwest Bancshares, Inc.1,450$342.3K0.06%00.0%Unchanged
Nemes Rush Group LLC1,472$347.5K0.03%00.0%Unchanged
Johnson Financial Group, Inc.1,470$348.1K0.01%+844+134.8%Added
Confluence Wealth Services, Inc.1,478$348.9K0.02%−172−10.4%Reduced
Berman McAleer LLC1,475$349.3K0.05%+1,475New
Private Trust Co NA1,484$350.3K0.03%−159−9.7%Reduced
Running Point Capital Advisors, LLC1,489$351.5K0.09%+22+1.5%Added
Advyzon Investment Management, LLC1,493$352.4K0.06%−6−0.4%Reduced
Advus Financial Partners, LLC1,494$352.7K0.08%+32+2.2%Added
Perennial Investment Advisors, LLC1,505$355.2K0.03%−123−7.6%Reduced
Ground Swell Capital, LLC1,512$356.9K0.78%+1,512New
Chicago Trust Co NA1,520$358.8K0.05%00.0%Unchanged
Caldwell Trust Co1,521$359.0K0.03%+20+1.3%Added
Foundations Investment Advisors, LLC1,530$361.1K0.01%−1,491−49.4%Reduced
Csenge Advisory Group1,544$364.5K0.02%−890−36.6%Reduced
Ocean Capital Management, LLC1,544$364.5K0.07%−100−6.1%Reduced
Clay Northam Wealth Management, LLC1,549$365.7K0.21%00.0%Unchanged
GM Advisory Group, Inc.1,550$365.9K0.02%−365−19.1%Reduced
Equitable Holdings, Inc.1,551$366.1K0.00%+1,551New
Atomi Financial Group, Inc.1,554$366.8K0.01%+1,554New
Modern Wealth Management, LLC1,555$367.0K0.01%−196−11.2%Reduced
Accurate Wealth Management, LLC1,737$367.6K0.05%+126+7.8%Added
Bridgewater Advisors Inc.1,436$368.0K0.03%+1,436New
Balboa Wealth Partners1,568$370.1K0.06%+1,568New
Parkside Financial Bank & Trust1,579$372.7K0.03%+1,126+248.6%Added
Busey Wealth Management1,586$374.4K0.01%00.0%Unchanged
Ci Investments Inc.1,599$377.0K0.00%+379+31.1%Added
Partners in Financial Planning1,600$377.7K0.07%00.0%Unchanged
D'Orazio & Associates, Inc.1,634$385.7K0.05%+69+4.4%Added
Linscomb & Williams, Inc.1,659$391.6K0.02%−151−8.3%Reduced
Jacobi Capital Management LLC1,673$395.0K0.02%−3−0.2%Reduced
Aaron Wealth Advisors1,689$398.7K0.02%+1,689New
Blueshift Asset Management, LLC1,695$400.1K0.12%+1,695New
Frisch Financial Group, Inc.1,696$401.5K0.09%00.0%Unchanged
Avantax Planning Partners, Inc.1,704$402.2K0.01%+4+0.2%Added
Reuter James Wealth Management, LLC1,706$402.6K0.06%+1+0.1%Added
Aigen Investment Management, LP1,717$405.3K0.06%−12,603−88.0%Reduced
Spirepoint Private Client, LLC1,731$408.6K0.04%+300+21.0%Added
Defined Wealth Management, LLC1,740$410.7K0.24%00.0%Unchanged
Polymer Capital Management (US) LLC1,741$411.0K0.05%+1,741New
Magnus Financial Group LLC1,755$414.3K0.03%+49+2.9%Added
Sage Mountain Advisors LLC1,765$416.6K0.02%+1,765New
Foster & Motley Inc1,766$417.0K0.02%−616−25.9%Reduced
Tradition Wealth Management, LLC1,767$417.1K0.03%+5+0.3%Added