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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
North Dallas Bank & Trust Co618$242.1K0.16%−235−27.5%Reduced
Warwick Investment Management, Inc.618$242.1K0.04%+618New
Barrett & Company, Inc.619$242.5K0.08%00.0%Unchanged
Richardson Financial Services Inc.620$242.9K0.15%−15−2.4%Reduced
Absolute Gestao de Investimentos Ltda.620$242.9K0.03%+620New
Blalock Williams, LLC620$242.9K0.19%+620New
Canvas Wealth Advisors, LLC621$243.7K0.04%+621New
Fort Point Capital Partners LLC623$244.5K0.03%+623New
Johnson Financial Group, Inc.626$245.7K0.01%−275−30.5%Reduced
Bright Futures Wealth Management, LLC.627$245.8K0.17%−365−36.8%Reduced
IVC Wealth Advisors LLC628$246.0K0.11%+628New
Alley Investment Management Company, LLC629$246.4K0.03%+629New
First Commonwealth Financial Corp630$246.8K0.04%+630New
TSA Wealth Managment LLC633$248.0K0.08%−630−49.9%Reduced
Walser Wealth Management Company, A Ltd Liability Co633$248.0K0.11%+633New
Valtinson Bruner Financial Planning LLC634$248.4K0.07%+634New
First Manhattan Co636$249.6K0.00%+636New
S.A. Mason LLC640$250.7K0.09%00.0%Unchanged
Kickstand Ventures, LLC.642$251.5K0.05%+642New
Onefund, LLC598$252.3K0.16%+39+7.0%Added
Capital Markets Trading UK LLP646$253.0K0.23%+646New
Clifford Swan Investment Counsel LLC647$253.5K0.01%+647New
Vanguard Capital Wealth Advisors650$254.6K0.24%+650New
Ethos Financial Group, LLC649$254.7K0.02%+649New
Traynor Capital Management, Inc.708$256.6K0.02%+708New
Ponta Wealth Partners, LLC656$257.0K0.21%+656New
Kestra Investment Management, LLC658$257.8K0.00%−165−20.0%Reduced
Jacobsen Capital Management660$258.6K0.09%+660New
Reliant Investment Partners, LLC661$259.0K0.21%+661New
Berman McAleer LLC661$259.1K0.04%−814−55.2%Reduced
Oppenheimer Asset Management Inc.664$260.1K0.00%+664New
Aspen Grove Capital, LLC665$261.0K0.05%+665New
Saturna Capital CORP667$261.3K0.00%−144−17.8%Reduced
Gryphon Financial Partners LLC668$261.8K0.03%+668New
Keel Point, LLC668$261.9K0.02%−754−53.0%Reduced
Integrated Investment Consultants, LLC669$262.1K0.06%+669New
City State Bank673$263.7K0.07%−17−2.5%Reduced
Vista Investment Partners II, LLC673$263.7K0.12%+673New
Secure Asset Management, LLC675$264.3K0.04%+675New
William John Sempolinski675$264.4K0.13%+675New
Fountainhead AM, LLC677$265.2K0.24%+677New
Root Financial Partners, LLC678$265.6K0.01%+46+7.3%Added
Balboa Wealth Partners683$267.6K0.04%−230−25.2%Reduced
Clearwave Capital, LLC683$267.6K0.18%+683New
Parsons Capital Management Inc689$269.9K0.01%+689New
Vestor Capital, LLC689$270.0K0.02%−14,311−95.4%Reduced
Frisch Financial Group, Inc.691$271.2K0.06%−1,005−59.3%Reduced
StoneX Group Inc.692$271.3K0.01%−579−45.6%Reduced
First Financial Corp694$271.9K0.11%−10−1.4%Reduced
Davidson Trust Co695$272.3K0.12%+695New
TRB Wealth Management, LLC694$272.4K0.04%+694New
Public Employees Retirement System of Ohio700$274.2K0.00%−879−55.7%Reduced
Defiance ETFs, LLC701$274.6K0.00%+701New
Harvest Investment Services, LLC705$276.2K0.05%+705New
Badgley Phelps Wealth Managers, LLC704$276.3K0.01%+704New
Sandro Wealth Management LLC706$276.6K0.22%+706New
McIlrath & Eck, LLC709$277.8K0.02%00.0%Unchanged
Salem Investment Counselors Inc708$277.9K0.01%+708New
Lazari Capital Management, Inc.713$279.3K0.10%+713New
VisionPoint Advisory Group, LLC718$281.3K0.05%+718New
SkyOak Wealth, LLC723$283.4K0.05%+723New
JM2 Capital Inc.726$284.4K0.24%+726New
Worthington Financial Partners, LLC726$284.4K0.24%+726New
Plancorp, LLC568$285.8K0.01%+568New
Left Brain Wealth Management, LLC735$287.9K0.11%−1,030−58.4%Reduced
Shepherd Financial Partners LLC738$289.1K0.03%−120−14.0%Reduced
Anchyra Partners LLC738$289.1K0.09%+738New
Mesirow Financial Investment Management, Inc.739$289.5K0.00%−27−3.5%Reduced
Drive Wealth Management, LLC739$290.1K0.06%−45−5.7%Reduced
GSG Advisors LLC742$290.7K0.08%+12+1.6%Added
Leigh Baldwin & Co., LLC744$291.5K0.19%00.0%Unchanged
MJP Associates Inc745$291.8K0.04%+18+2.5%Added
Quotient Wealth Partners, LLC745$291.9K0.01%+745New
Prestige Wealth Management Group LLC744$292.0K0.06%+742+37,100.0%Added
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
Juncture Wealth Strategies, LLC752$294.6K0.10%−10−1.3%Reduced
Empirical Asset Management, LLC754$295.4K0.08%+754New
Victory Financial Group, LLC759$297.3K0.04%+759New
MinichMacGregor Wealth Management, LLC762$298.5K0.05%−183−19.4%Reduced
West Family Investments, Inc.764$299.3K0.10%−908−54.3%Reduced
Eagle Bay Advisors LLC764$299.9K0.26%−72−8.6%Reduced
E Fund Management (Hong Kong) Co., Ltd.766$300.1K0.14%+48+6.7%Added
Elm Partners Management LLC828$300.1K0.01%00.0%Unchanged
Enterprise Financial Services Corp767$300.5K0.15%+9+1.2%Added
Regions Financial Corp767$300.5K0.00%−17−2.2%Reduced
Leo Wealth, LLC767$300.5K0.02%+767New
Custos Family Office, LLC774$303.1K0.21%+2+0.3%Added
Asset Dedication, LLC774$303.2K0.02%−85−9.9%Reduced
Journey Strategic Wealth LLC776$304.1K0.01%+776New
Aaron Wealth Advisors779$305.2K0.02%+779New
PDS Planning, Inc784$307.1K0.02%−32−3.9%Reduced
Pathway Financial Advisors LLC718$308.3K0.04%00.0%Unchanged
Evoke Wealth, LLC788$309.7K0.01%−308−28.1%Reduced
Mitchell McLeod Pugh & Williams Inc791$309.9K0.05%00.0%Unchanged
Symphony Financial, Ltd. Co.808$311.1K0.04%+808New
Englebert Financial Advisers, LLC796$311.8K0.35%+796New
Allegheny Financial Group LTD797$312.3K0.04%00.0%Unchanged