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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 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 2023

Institutional positions in Seagate Technology Holdings plc as of Sep 30, 2023. 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
657
+3 vs. Q2 2023
Shares held
186.6M
+8.07M (+4.5%) vs. Q2 2023
Total value
$12.3B
+$1.31B (+11.9%) vs. Q2 2023
New holders
70
204 more added
Sold out
67
243 more reduced

6 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 657 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 2023: $12.3B
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 2023

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q2 2023.

Institutions holding STX in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc23,581,564$1.56B0.04%−214,404−0.9%Reduced
JPMorgan Chase & Co17,680,400$1.17B0.14%+1,500,237+9.3%Added
Sanders Capital, LLC15,042,385$992.0M2.10%+18,026+0.1%Added
BlackRock Inc.14,632,434$965.0M0.03%−351,461−2.3%Reduced
FMR LLC13,929,708$918.7M0.08%+1,612,264+13.1%Added
Capital Research Global Investors11,929,430$786.7M0.22%+11,929,430New
State Street Corp9,282,735$618.6M0.03%−6280.0%Reduced
ValueAct Holdings, L.P.SuperinvestorValueAct Capital7,687,070$507.0M11.39%−5,750,000−42.8%Reduced
Wellington Management Group LLP4,381,497$289.0M0.06%+127,214+3.0%Added
Morgan Stanley3,971,970$262.0M0.03%−288,022−6.8%Reduced
Geode Capital Management, LLC3,585,756$236.0M0.03%+66,503+1.9%Added
Slate Path Capital LP3,489,776$230.2M6.42%+1,796,670+106.1%Added
Clearbridge Investments, LLC2,923,951$192.8M0.19%−532,368−15.4%Reduced
Invesco Ltd.2,804,277$184.9M0.05%+10,697+0.4%Added
Massachusetts Financial Services Co2,410,163$159.0M0.06%+470,592+24.3%Added
Citadel Advisors LLC2,156,694$142.2M0.15%+1,982,105+1,135.3%Added
Norges Bank2,153,774$142.0M0.03%+100,867+4.9%Added
Northern Trust Corp1,649,673$108.8M0.02%+38,291+2.4%Added
Goldman Sachs Group Inc1,609,472$106.1M0.03%−149,651−8.5%Reduced
Legal & General Group Plc1,604,170$105.8M0.04%−42,093−2.6%Reduced
Holocene Advisors, LP1,592,531$105.0M0.47%−313,394−16.4%Reduced
Bank of America Corp1,458,976$96.2M0.01%+309,709+26.9%Added
Dimensional Fund Advisors LP1,382,292$91.2M0.03%−25,104−1.8%Reduced
Bank of New York Mellon Corp1,237,296$81.6M0.02%−42,328−3.3%Reduced
Charles Schwab Investment Management Inc1,200,542$79.2M0.02%+21,567+1.8%Added
Maverick Capital LtdSuperinvestorMaverick Capital1,115,924$73.6M1.72%+638,907+133.9%Added
UBS Asset Management Americas Inc1,043,146$68.8M0.03%+71,458+7.4%Added
Duquesne Family Office LLCSuperinvestorDuquesne Family Office915,043$60.3M2.17%+915,043New
Barclays PLC886,770$58.5M0.04%−356,924−28.7%Reduced
Allianz Asset Management GmbH836,949$55.2M0.11%+960+0.1%Added
Antipodes Partners Ltd736,876$48.4M1.56%−618,886−45.6%Reduced
Russell Investments Group, Ltd.653,080$43.1M0.09%+372+0.1%Added
Deutsche Bank AG652,989$43.1M0.03%+63,191+10.7%Added
Cacti Asset Management LLC613,481$40.4M3.85%00.0%Unchanged
Baupost Group LLCSuperinvestorBaupost Group600,000$39.6M0.76%00.0%Unchanged
Swiss National Bank599,500$39.5M0.03%−71,700−10.7%Reduced
Jane Street Group, LLC553,621$36.5M0.06%+101,040+22.3%Added
Wells Fargo & Company553,476$36.5M0.01%−38,588−6.5%Reduced
Amundi480,895$32.9M0.02%+155,877+48.0%Added
Sumitomo Mitsui Trust Holdings, Inc.455,242$30.0M0.02%−17,150−3.6%Reduced
Credit Suisse AG414,293$27.3M0.03%+18,073+4.6%Added
Linden Advisors LP403,193$26.6M0.27%+403,193New
UBS Group AG381,264$25.1M0.01%−64,981−14.6%Reduced
California Public Employees Retirement System374,258$24.7M0.02%+5,457+1.5%Added
First Trust Advisors LP368,444$24.3M0.03%+64,296+21.1%Added
Envestnet Asset Management Inc351,694$23.2M0.01%+132,064+60.1%Added
Victory Capital Management Inc345,565$22.8M0.03%−175,838−33.7%Reduced
Alps Advisors Inc345,083$22.8M0.19%−35,564−9.3%Reduced
Kerrisdale Advisers, LLC339,056$22.4M7.08%+219,669+184.0%Added
Raymond James & Associates319,399$21.1M0.02%+49,823+18.5%Added
Aviva PLC313,953$20.7M0.09%+29,451+10.4%Added
Advisors Capital Management, LLC313,761$20.7M0.52%+14,441+4.8%Added
AE Wealth Management LLC311,866$20.6M0.12%−51,716−14.2%Reduced
Putnam Investments LLC303,308$20.0M0.03%+303,308New
O'Shaughnessy Asset Management, LLC289,841$19.1M0.28%−48,285−14.3%Reduced
Primecap Management Co280,700$18.5M0.02%+6,000+2.2%Added
Millennium Management LLC279,951$18.5M0.02%+244,369+686.8%Added
Squarepoint Ops LLC270,294$17.8M0.09%−88,557−24.7%Reduced
Alliancebernstein L.P.267,039$17.6M0.01%−8,205−3.0%Reduced
Partners Capital Investment Group, LLP255,630$16.9M0.40%−14,031−5.2%Reduced
Robeco Institutional Asset Management B.V.254,883$16.8M0.04%−69,496−21.4%Reduced
Two Sigma Advisers, LP254,600$16.8M0.04%+37,600+17.3%Added
Davidson Kempner Capital Management LP250,000$16.5M0.25%+125,000+100.0%Added
Price T Rowe Associates Inc249,605$16.5M0.00%−7,707−3.0%Reduced
United Services Automobile Association245,606$16.2M0.41%00.0%Unchanged
California State Teachers Retirement System240,400$15.9M0.02%+2,535+1.1%Added
M&G Investment Management Ltd220,610$14.6M0.11%+3,712+1.7%Added
Tudor Investment Corp Et Al214,110$14.1M0.21%+209,749+4,809.7%Added
Principal Financial Group Inc206,136$13.6M0.01%−590−0.3%Reduced
Rhumbline Advisers196,904$13.0M0.02%−5,548−2.7%Reduced
GAM Holding AG196,171$12.9M0.96%−15,564−7.4%Reduced
Connor, Clark & Lunn Investment Management Ltd.185,396$12.2M0.06%+152,338+460.8%Added
New York State Teachers Retirement System184,481$12.2M0.03%−8,156−4.2%Reduced
Intech Investment Management LLC184,139$12.1M0.18%−94,582−33.9%Reduced
FIL Ltd183,222$12.1M0.01%−1,582−0.9%Reduced
Ameriprise Financial Inc181,821$12.0M0.00%+25,265+16.1%Added
Stifel Financial Corp176,373$11.6M0.02%−18,350−9.4%Reduced
LPL Financial LLC168,737$11.1M0.01%+48,727+40.6%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.166,876$11.0M0.02%−913−0.5%Reduced
Susquehanna International Group, LLP166,304$11.0M0.02%+50,532+43.6%Added
Citigroup Inc163,905$10.8M0.02%−54,777−25.0%Reduced
Royal Bank of Canada159,404$10.5M0.00%−73,317−31.5%Reduced
Bank of Montreal164,544$10.5M0.01%+5,490+3.5%Added
Gilman Hill Asset Management, LLC156,664$10.3M2.04%+2,275+1.5%Added
Capital Fund Management S.A.148,979$9.83M0.13%+148,979New
Hosking Partners LLP148,711$9.81M0.43%−42,250−22.1%Reduced
APG Asset Management N.V.148,375$9.79M0.02%−17,255−10.4%Reduced
CCM Investment Advisers LLC146,847$9.68M1.34%+1,362+0.9%Added
Advisor Group Holdings, Inc.144,139$9.51M0.01%+30,702+27.1%Added
Pictet Asset Management Holding SA142,189$9.38M0.01%+142,189New
Ensign Peak Advisors, Inc139,055$9.17M0.02%−49,885−26.4%Reduced
Mizuho Markets Americas LLC139,000$9.17M0.34%+139,000New
Nicola Wealth Management Ltd.136,900$9.03M0.97%−7,000−4.9%Reduced
Manufacturers Life Insurance Company, The134,692$8.88M0.01%−98,751−42.3%Reduced
Kovitz Investment Group Partners, LLC122,031$8.05M0.14%−991−0.8%Reduced
State of Wisconsin Investment Board117,559$7.75M0.02%+13,892+13.4%Added
Monashee Investment Management LLC115,000$7.58M3.17%+115,000New
Bell Bank113,293$7.47M0.82%−527−0.5%Reduced
Janney Montgomery Scott LLC111,246$7.34M0.03%−5,266−4.5%Reduced
Artemis Investment Management LLP109,284$7.20M0.10%+109,284New