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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 32 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, Q1 2026

Institutional positions in Seagate Technology Holdings plc as of Mar 31, 2026. 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
1,472
+209 vs. Q4 2025
Shares held
190.3M
+26.0M (+15.8%) vs. Q4 2025
Total value
$74.2B
+$29.0B (+64.1%) vs. Q4 2025
New holders
311
497 more added
Sold out
102
503 more reduced

17 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 1,472 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 heldQ1 2026: $74.2B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q4 2025.

Institutions holding STX in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
HM Payson & Co309$121.1K0.00%00.0%Unchanged
Albion Financial Group317$124.2K0.01%00.0%Unchanged
Timothy G. Youngquist 2020 Irrevocable Trust317$124.2K0.06%+317New
Van Eck Associates Corp320$125.0K0.00%+87+37.3%Added
Chilton Capital Management LLC325$127.3K0.00%+29+9.8%Added
Ancora Advisors, LLC326$127.7K0.00%00.0%Unchanged
Essential Partners LLC336$131.7K0.04%+5+1.5%Added
Valley National Advisers Inc337$132.0K0.02%+2+0.6%Added
First Horizon Corp338$132.4K0.01%00.0%Unchanged
Pittenger & Anderson Inc345$135.2K0.01%+300+666.7%Added
Burk Holdings LLC350$137.1K0.06%+350New
Kayne Anderson Rudnick Investment Management LLC351$137.7K0.00%00.0%Unchanged
Fourth Dimension Wealth, LLC365$143.0K0.05%+47+14.8%Added
Centaurus Financial, Inc.372$146.0K0.01%−130−25.9%Reduced
Gen-Wealth Partners Inc376$147.3K0.05%+20+5.6%Added
True Wealth Design, LLC376$147.3K0.04%+116+44.6%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA380$148.9K0.05%−50−11.6%Reduced
MV Capital Management, Inc.392$153.6K0.02%+220+127.9%Added
LRI Investments, LLC393$154.1K0.01%+326+486.6%Added
Trust Co of Toledo NA395$154.7K0.01%00.0%Unchanged
Financial Management Professionals, Inc.400$157.0K0.02%00.0%Unchanged
Cary Street Partner Investment Advisory LLC406$159.1K0.04%−25−5.8%Reduced
PFS Partners, LLC406$159.2K0.07%00.0%Unchanged
SBI Okasan Asset Management Co.Ltd.443$160.6K0.01%+443New
Quent Capital, LLC424$166.1K0.01%+9+2.2%Added
Steigerwald, Gordon & Koch Inc.440$172.4K0.02%00.0%Unchanged
Wealth Enhancement Trust Services, Inc.452$177.1K0.02%+11+2.5%Added
GW&K Investment Management, LLC454$178.0K0.00%+1+0.2%Added
Bogart Wealth, LLC485$190.0K0.01%+4+0.8%Added
Versant Capital Management, Inc507$198.6K0.02%+131+34.8%Added
Simplicity Wealth,LLC511$200.3K0.01%+511New
First Affirmative Financial Network512$200.5K0.08%+512New
Farmers Trust Co514$201.4K0.03%+514New
Knightsbridge Asset Management, LLC514$201.4K0.03%+514New
Intentional Wealth Strategies, LLC514$201.4K0.19%+514New
Rockbridge Investment Management, LCC516$202.1K0.02%+516New
Sageworth Trust Co517$202.5K0.01%+517New
Seven Mile Advisory519$203.3K0.15%−256−33.0%Reduced
OneAscent Financial Services LLC522$204.5K0.01%−441−45.8%Reduced
Red Door Wealth Management, LLC523$204.9K0.02%+523New
Bank Julius Baer & Co. Ltd, Zurich525$205.6K0.00%−21−3.8%Reduced
WealthTrust Asset Management, LLC525$205.7K0.12%+525New
Investment Research Partners LLC525$205.7K0.08%+525New
Harbor Advisory Corp527$206.5K0.06%+527New
Pines Wealth Management, LLC530$207.6K0.07%+530New
Belpointe Asset Management LLC531$208.3K0.01%+531New
HighPoint Advisor Group LLC534$209.2K0.01%−1,501−73.8%Reduced
Five Oceans Advisors537$210.4K0.08%+537New
SlateStone Wealth, LLC539$211.0K0.02%+539New
Summitry LLC539$211.2K0.01%+539New
Holderness Investments Co544$213.1K0.04%+544New
Magnolia Private Wealth, LLC549$215.1K0.14%+549New
Perkins Capital Management Inc550$215.5K0.20%+550New
Edgestream Partners, L.P.550$215.5K0.01%+550New
Meredith Wealth Planning552$216.2K0.06%+552New
Aureus Asset Management, LLC553$216.6K0.01%+553New
Central Trust Co553$216.6K0.00%00.0%Unchanged
Taylor & Morgan Wealth Management, LLC554$217.0K0.12%+554New
MONECO Advisors, LLC555$217.5K0.02%+555New
Cloud Capital Management, LLC556$218.0K0.10%+556New
Interchange Capital Partners, LLC637$218.4K0.07%−214−25.1%Reduced
Basecamp Wealth Advisors LLC559$219.0K0.05%+55+10.9%Added
VectorGlobal IAG, Inc.560$219.4K0.06%+560New
Markin Volterra Fund LP561$219.8K2.05%+561New
Flatrock Wealth Partners LLC561$220.1K0.10%+561New
Cary Street Partners Financial LLC562$220.2K0.01%+32+6.0%Added
Main Street Financial Solutions, LLC562$220.2K0.02%+562New
Claris Advisors, LLC563$220.6K0.07%+563New
Creative Financial Designs Inc566$221.8K0.01%+81+16.7%Added
Intellus Advisors LLC571$223.7K0.03%+571New
Koshinski Asset Management, Inc.571$223.8K0.01%+571New
BlueChip Wealth Advisors LLC572$224.2K0.10%+572New
Maridea Wealth Management LLC574$224.7K0.03%+574New
Venture Visionary Partners LLC577$226.0K0.01%+577New
Norden Group LLC579$227.0K0.02%+579New
Highland Capital Management, LLC580$227.2K0.01%+580New
Falcon Wealth Planning580$227.2K0.02%+580New
Cromwell Holdings LLC579$227.3K0.13%00.0%Unchanged
KC Investment Advisors, LLC581$227.6K0.05%+581New
Park National Corp583$228.4K0.01%−579−49.8%Reduced
CVA Family Office, LLC585$229.2K0.02%+150+34.5%Added
Aware Super Pty Ltd as trustee of Aware Super585$229.2K0.00%+585New
Jag Capital Management, LLC590$230.9K0.03%+590New
Calamos Wealth Management LLC593$232.3K0.01%+593New
Sagewood Asset Management LP596$233.5K0.07%+596New
Tumwater Wealth Management, LLC600$235.1K0.09%+600New
Sovran Advisors, LLC351$236.4K0.02%+351New
Calton & Associates, Inc.604$236.6K0.03%+604New
CFS Investment Advisory Services, LLC433$237.2K0.02%+433New
Apella Capital, LLC433$237.3K0.00%+433New
Klingman & Associates, LLC607$237.8K0.01%+607New
Jackson Thornton Asset Management, LLC473$238.0K0.02%−318−40.2%Reduced
Camden Capital, LLC608$238.1K0.02%+608New
Marino, Stram & Associates LLC609$238.6K0.04%+609New
Wealth Architects, LLC610$239.0K0.02%−210−25.6%Reduced
BSW Wealth Partners611$239.4K0.03%+611New
Coppell Advisory Solutions LLC663$240.3K0.14%+663New
Ironwood Investment Counsel, LLC615$240.9K0.03%+615New
Transcendent Capital Group LLC615$241.1K0.11%−542−46.8%Reduced
RPG Investment Advisory, LLC616$241.3K0.03%+616New