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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: 1,471 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: 955 institutionsQ3 2025: 1,125 institutionsQ4 2025: 1,279 institutionsQ1 2026: 1,471 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 20261,471$74.2B
Q4 20251,279$53.5B
Q3 20251,125$45.8B
Q2 2025955$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
Childress Capital Advisors, LLC969$379.6K0.07%+11+1.1%Added
Massmutual Trust Co FSB965$378.0K0.01%−190−16.5%Reduced
Fisher Asset Management, LLC959$375.9K0.00%−451−32.0%Reduced
Farmers & Merchants Investments Inc956$374.5K0.01%+1+0.1%Added
Hoxton Planning & Management, LLC952$373.0K0.11%−24−2.5%Reduced
City Center Advisors, LLC951$372.6K0.34%+58+6.5%Added
Sittner & Nelson, LLC950$372.2K0.14%00.0%Unchanged
Kercheville Advisors, LLC950$372.2K0.12%+950New
Buffalo Business & Estate Services Ltd948$371.4K0.05%−66−6.5%Reduced
Old North State Wealth Management, LLC946$370.9K0.17%−236−20.0%Reduced
Prostatis Group LLC940$368.3K0.09%+7+0.8%Added
SHP Wealth Management936$366.8K0.03%+22+2.4%Added
Inceptionr LLC935$366.3K0.09%+935New
Real Talk Capital, LLC934$365.9K0.35%+25+2.8%Added
Continuum Advisory, LLC925$362.4K0.03%−189−17.0%Reduced
Everpar Advisors LLC925$362.4K0.12%+65+7.6%Added
Capital Performance Advisors LLP925$362.4K0.02%+13+1.4%Added
Polymer Capital Management (US) LLC922$361.2K0.05%−4,862−84.1%Reduced
Oslo Pensjonsforsikring AS913$357.7K0.06%+913New
PCM Encore, LLC912$357.1K0.07%+99+12.2%Added
Founders Financial Alliance, LLC911$356.9K0.06%+911New
Great Lakes Advisors, LLC911$356.9K0.00%−46−4.8%Reduced
Berger Financial Group, Inc910$356.5K0.02%+77+9.2%Added
Stirlingshire Investments, Inc.906$355.6K0.31%−320−26.1%Reduced
American Trust905$354.5K0.03%−20−2.2%Reduced
Ferguson Wellman Capital Management, Inc904$354.2K0.00%−19−2.1%Reduced
Asio Capital, LLC900$352.6K0.05%00.0%Unchanged
Meiji Yasuda Asset Management Co Ltd.899$352.2K0.02%−4−0.4%Reduced
Carmel Capital Partners, LLC892$349.4K0.13%00.0%Unchanged
IPG Investment Advisors LLC890$349.3K0.06%+890New
Blue Capital, Inc.888$347.9K0.23%00.0%Unchanged
NorthCrest Asset Manangement, LLC807$346.5K0.01%−10,911−93.1%Reduced
Insigneo Advisory Services, LLC882$345.5K0.02%−853−49.2%Reduced
Abacus Wealth Partners, LLC882$345.5K0.03%+63+7.7%Added
Intelligence Driven Advisers, LLC878$344.0K0.06%−80−8.4%Reduced
Quantum Financial Advisors, LLC873$342.0K0.04%+1+0.1%Added
Levin Capital Strategies, L.P.867$339.7K0.03%+867New
MBL Wealth, LLC863$338.1K0.03%+863New
Catalyst Funds Management Pty Ltd863$338.1K0.06%+863New
Fca Corp850$333.0K0.09%00.0%Unchanged
Bull Harbor Capital LLC850$333.0K0.09%+850New
Fiera Capital Corp849$332.6K0.00%00.0%Unchanged
Benchmark Financial Wealth Advisors, LLC848$332.3K0.09%+54+6.8%Added
Hollencrest Capital Management846$331.4K0.01%−3,718−81.5%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
Relyea Zuckerberg Hanson LLC841$329.5K0.03%−5−0.6%Reduced
Krane Funds Advisors LLC721$329.4K0.01%+721New
Financial Advisors Network, Inc.840$329.1K0.05%−39−4.4%Reduced
Grove Bank & Trust839$328.7K0.04%+6+0.7%Added
Aprio Wealth Management, LLC839$328.7K0.02%+85+11.3%Added
Trust Co835$327.1K0.03%00.0%Unchanged
Fulton Bank, N.A.833$326.3K0.01%−6−0.7%Reduced
Diversified Enterprises, LLC826$323.6K0.02%+1+0.1%Added
Donalies Financial Planning, LLC822$321.9K0.27%00.0%Unchanged
CTC Alternative Strategies, Ltd.821$321.6K0.73%+821New
Beaumont Financial Advisors, LLC820$321.3K0.02%+17+2.1%Added
SmartHarvest Portfolios, LLC820$321.2K0.13%−222−21.3%Reduced
Jaffetilchin Investment Partners, LLC818$320.5K0.02%−50−5.8%Reduced
1st Source Bank817$320.1K0.02%00.0%Unchanged
Bay Rivers Group815$319.3K0.13%+39+5.0%Added
Aviance Capital Partners, LLC813$318.5K0.04%00.0%Unchanged
Newbridge Financial Services Group, Inc.812$318.3K0.05%−7−0.9%Reduced
Alta Advisers Ltd811$317.7K0.11%00.0%Unchanged
TABR Capital Management, LLC810$317.4K0.29%+810New
Third View Private Wealth, LLC810$317.1K0.04%+810New
HTG Investment Advisors, Inc.803$314.6K0.09%+3+0.4%Added
Quarry LP803$314.6K0.06%+692+623.4%Added
Nicolet Bankshares Inc743$314.4K0.01%+743New
KPP Advisory Services LLC800$313.4K0.05%00.0%Unchanged
Inspire Advisors, LLC799$313.3K0.03%+799New
Allegheny Financial Group LTD797$312.3K0.04%00.0%Unchanged
Englebert Financial Advisers, LLC796$311.8K0.35%+796New
Symphony Financial, Ltd. Co.808$311.1K0.04%+808New
Mitchell McLeod Pugh & Williams Inc791$309.9K0.05%00.0%Unchanged
Evoke Wealth, LLC788$309.7K0.01%−308−28.1%Reduced
Pathway Financial Advisors LLC718$308.3K0.04%00.0%Unchanged
PDS Planning, Inc784$307.1K0.02%−32−3.9%Reduced
Aaron Wealth Advisors779$305.2K0.02%+779New
Journey Strategic Wealth LLC776$304.1K0.01%+776New
Asset Dedication, LLC774$303.2K0.02%−85−9.9%Reduced
Custos Family Office, LLC774$303.1K0.21%+2+0.3%Added
Regions Financial Corp767$300.5K0.00%−17−2.2%Reduced
Leo Wealth, LLC767$300.5K0.02%+767New
Enterprise Financial Services Corp767$300.5K0.15%+9+1.2%Added
Elm Partners Management LLC828$300.1K0.01%00.0%Unchanged
E Fund Management (Hong Kong) Co., Ltd.766$300.1K0.14%+48+6.7%Added
Eagle Bay Advisors LLC764$299.9K0.26%−72−8.6%Reduced
West Family Investments, Inc.764$299.3K0.10%−908−54.3%Reduced
MinichMacGregor Wealth Management, LLC762$298.5K0.05%−183−19.4%Reduced
Victory Financial Group, LLC759$297.3K0.04%+759New
Empirical Asset Management, LLC754$295.4K0.08%+754New
Juncture Wealth Strategies, LLC752$294.6K0.10%−10−1.3%Reduced
Whitener Capital Management, Inc.750$293.8K0.07%00.0%Unchanged
Columbia Asset Management750$293.8K0.06%00.0%Unchanged
Putney Financial Group LLC750$293.8K0.30%00.0%Unchanged
Monetary Management Group Inc750$293.8K0.07%00.0%Unchanged
Prestige Wealth Management Group LLC744$292.0K0.06%+742+37,100.0%Added
Quotient Wealth Partners, LLC745$291.9K0.01%+745New
MJP Associates Inc745$291.8K0.04%+18+2.5%Added