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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, 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
1,471
+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
496 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
Inspire Advisors, LLC799$313.3K0.03%+799New
KPP Advisory Services LLC800$313.4K0.05%00.0%Unchanged
Nicolet Bankshares Inc743$314.4K0.01%+743New
HTG Investment Advisors, Inc.803$314.6K0.09%+3+0.4%Added
Quarry LP803$314.6K0.06%+692+623.4%Added
Third View Private Wealth, LLC810$317.1K0.04%+810New
TABR Capital Management, LLC810$317.4K0.29%+810New
Alta Advisers Ltd811$317.7K0.11%00.0%Unchanged
Newbridge Financial Services Group, Inc.812$318.3K0.05%−7−0.9%Reduced
Aviance Capital Partners, LLC813$318.5K0.04%00.0%Unchanged
Bay Rivers Group815$319.3K0.13%+39+5.0%Added
1st Source Bank817$320.1K0.02%00.0%Unchanged
Jaffetilchin Investment Partners, LLC818$320.5K0.02%−50−5.8%Reduced
SmartHarvest Portfolios, LLC820$321.2K0.13%−222−21.3%Reduced
Beaumont Financial Advisors, LLC820$321.3K0.02%+17+2.1%Added
CTC Alternative Strategies, Ltd.821$321.6K0.73%+821New
Donalies Financial Planning, LLC822$321.9K0.27%00.0%Unchanged
Diversified Enterprises, LLC826$323.6K0.02%+1+0.1%Added
Fulton Bank, N.A.833$326.3K0.01%−6−0.7%Reduced
Trust Co835$327.1K0.03%00.0%Unchanged
Grove Bank & Trust839$328.7K0.04%+6+0.7%Added
Aprio Wealth Management, LLC839$328.7K0.02%+85+11.3%Added
Financial Advisors Network, Inc.840$329.1K0.05%−39−4.4%Reduced
Krane Funds Advisors LLC721$329.4K0.01%+721New
Relyea Zuckerberg Hanson LLC841$329.5K0.03%−5−0.6%Reduced
Wealthcare Advisory Partners LLC845$331.0K0.01%+29+3.6%Added
Clark Capital Management Group, Inc.845$331.0K0.00%+55+7.0%Added
Hollencrest Capital Management846$331.4K0.01%−3,718−81.5%Reduced
Benchmark Financial Wealth Advisors, LLC848$332.3K0.09%+54+6.8%Added
Fiera Capital Corp849$332.6K0.00%00.0%Unchanged
Fca Corp850$333.0K0.09%00.0%Unchanged
Bull Harbor Capital LLC850$333.0K0.09%+850New
MBL Wealth, LLC863$338.1K0.03%+863New
Catalyst Funds Management Pty Ltd863$338.1K0.06%+863New
Levin Capital Strategies, L.P.867$339.7K0.03%+867New
Quantum Financial Advisors, LLC873$342.0K0.04%+1+0.1%Added
Intelligence Driven Advisers, LLC878$344.0K0.06%−80−8.4%Reduced
Insigneo Advisory Services, LLC882$345.5K0.02%−853−49.2%Reduced
Abacus Wealth Partners, LLC882$345.5K0.03%+63+7.7%Added
NorthCrest Asset Manangement, LLC807$346.5K0.01%−10,911−93.1%Reduced
Blue Capital, Inc.888$347.9K0.23%00.0%Unchanged
IPG Investment Advisors LLC890$349.3K0.06%+890New
Carmel Capital Partners, LLC892$349.4K0.13%00.0%Unchanged
Meiji Yasuda Asset Management Co Ltd.899$352.2K0.02%−4−0.4%Reduced
Asio Capital, LLC900$352.6K0.05%00.0%Unchanged
Ferguson Wellman Capital Management, Inc904$354.2K0.00%−19−2.1%Reduced
American Trust905$354.5K0.03%−20−2.2%Reduced
Stirlingshire Investments, Inc.906$355.6K0.31%−320−26.1%Reduced
Berger Financial Group, Inc910$356.5K0.02%+77+9.2%Added
Great Lakes Advisors, LLC911$356.9K0.00%−46−4.8%Reduced
Founders Financial Alliance, LLC911$356.9K0.06%+911New
PCM Encore, LLC912$357.1K0.07%+99+12.2%Added
Oslo Pensjonsforsikring AS913$357.7K0.06%+913New
Polymer Capital Management (US) LLC922$361.2K0.05%−4,862−84.1%Reduced
Capital Performance Advisors LLP925$362.4K0.02%+13+1.4%Added
Continuum Advisory, LLC925$362.4K0.03%−189−17.0%Reduced
Everpar Advisors LLC925$362.4K0.12%+65+7.6%Added
Real Talk Capital, LLC934$365.9K0.35%+25+2.8%Added
Inceptionr LLC935$366.3K0.09%+935New
SHP Wealth Management936$366.8K0.03%+22+2.4%Added
Prostatis Group LLC940$368.3K0.09%+7+0.8%Added
Old North State Wealth Management, LLC946$370.9K0.17%−236−20.0%Reduced
Buffalo Business & Estate Services Ltd948$371.4K0.05%−66−6.5%Reduced
Sittner & Nelson, LLC950$372.2K0.14%00.0%Unchanged
Kercheville Advisors, LLC950$372.2K0.12%+950New
City Center Advisors, LLC951$372.6K0.34%+58+6.5%Added
Hoxton Planning & Management, LLC952$373.0K0.11%−24−2.5%Reduced
Farmers & Merchants Investments Inc956$374.5K0.01%+1+0.1%Added
Fisher Asset Management, LLC959$375.9K0.00%−451−32.0%Reduced
Massmutual Trust Co FSB965$378.0K0.01%−190−16.5%Reduced
Childress Capital Advisors, LLC969$379.6K0.07%+11+1.1%Added
Conning Inc.973$381.2K0.01%−152−13.5%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC975$382.0K0.01%+121+14.2%Added
Fidelis Capital Partners, LLC976$382.4K0.03%+7+0.7%Added
Cadent Capital Advisors, LLC979$383.5K0.10%+979New
COFG Advisors, LLC984$385.7K0.10%−27−2.7%Reduced
Simplify Asset Management Inc.985$385.9K0.01%−41−4.0%Reduced
Annex Advisory Services, LLC987$386.7K0.01%−5,710−85.3%Reduced
Hantz Financial Services, Inc.987$387.0K0.01%+326+49.3%Added
Abel Hall, LLC988$387.1K0.08%+100+11.3%Added
Betterment LLC998$391.0K0.00%+998New
C2C Wealth Management, LLC1,000$391.8K0.33%−2,000−66.7%Reduced
First Financial Bankshares Inc1,000$391.8K0.01%00.0%Unchanged
First Interstate Bank1,000$391.8K0.02%00.0%Unchanged
LBMC Investment Advisors, LLC1,000$391.8K0.02%00.0%Unchanged
Quad-Cities Investment Group, LLC1,000$391.8K0.16%00.0%Unchanged
Carbahal Olsen Financial Services Group, LLC1,000$391.8K0.31%00.0%Unchanged
Edmond de Rothschild Holding S.A.1,000$391.8K0.01%+1,000New
Wealth Effects LLC1,000$391.9K0.14%−550−35.5%Reduced
Founders Financial Securities LLC785$393.1K0.02%+785New
First Foundation Advisors1,005$393.7K0.02%+4+0.4%Added
South State Corp.1,006$394.1K0.02%+1+0.1%Added
Ausdal Financial Partners, Inc.1,007$394.4K0.02%+1,007New
Dynamic Technology Lab Private Ltd1,009$395.3K0.06%−1,937−65.8%Reduced
Kanawha Capital Management LLC1,009$395.3K0.03%00.0%Unchanged
Stonebridge Financial Planning Group, LLC1,009$395.3K0.15%00.0%Unchanged
Pathfinder Wealth Consulting, Inc.1,009$395.4K0.26%−208−17.1%Reduced
Parcion Private Wealth LLC1,019$399.2K0.02%+23+2.3%Added
Retireful, LLC1,019$399.2K0.56%+62+6.5%Added
Advisor OS, LLC1,020$399.5K0.03%+21+2.1%Added