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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 2021

Institutional positions in Seagate Technology Holdings plc as of Mar 31, 2021. 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
678
No complete 13F data for Q4 2020
Shares held
201.7M
No complete 13F data for Q4 2020
Total value
$15.5B
No complete 13F data for Q4 2020

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 2021: 678 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 2021: $15.5B
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 2021

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding STX in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Chevy Chase Trust Holdings, Inc.137,811$10.6M0.04%––
State of New Jersey Common Pension Fund D137,584$10.6M0.04%––
Eaton Vance Management136,499$10.5M0.02%––
Churchill Management Corp135,554$10.4M0.17%––
Caisse de Depot Et Placement du Quebec134,372$10.3M0.02%––
Ziegler Capital Management, LLC128,159$9.84M0.31%––
HRT Financial LP126,368$9.70M0.10%––
Assenagon Asset Management S.A.125,405$9.63M0.05%––
Rodgers Brothers Inc.124,846$9.58M1.98%––
PFS Investments Inc.124,020$9.52M0.24%––
Kovitz Investment Group Partners, LLC123,907$9.51M0.22%––
Inlet Private Wealth, LLC122,380$9.39M2.69%––
Standard Life Aberdeen plc121,239$9.31M0.02%––
TD Asset Management Inc121,070$9.29M0.01%––
Susquehanna International Group, LLP118,055$9.06M0.01%––
Russell Investments Group, Ltd.117,801$9.04M0.02%––
Aufman Associates Inc116,826$8.97M7.46%––
American International Group, Inc.116,374$8.93M0.04%––
Pictet Asset Management Ltd114,385$8.78M0.01%––
Parallax Volatility Advisers, L.P.112,161$8.61M0.08%––
Nicola Wealth Management Ltd.111,400$8.55M0.96%––
Janney Montgomery Scott LLC101,878$7.82M0.04%––
Shelton Capital Management100,869$7.74M0.27%––
Vestcor Inc97,817$7.51M0.28%––
Squarepoint Ops LLC94,788$7.28M0.07%––
13D Management LLC93,896$7.21M2.67%––
TCW Group Inc93,455$7.17M0.07%––
Comerica Bank79,349$7.07M0.04%––
Illinois Municipal Retirement Fund90,500$6.95M0.30%––
Susquehanna Fundamental Investments, LLC86,520$6.64M0.11%––
Advisor Group Holdings, Inc.84,771$6.51M0.02%––
Snowden Capital Advisors LLC84,549$6.49M0.37%––
Los Angeles Capital Management LLC82,119$6.30M0.03%––
Swiss Life Asset Management Ltd81,402$6.25M0.09%––
Vancity Investment Management Ltd80,515$6.18M1.14%––
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund77,700$5.96M0.05%––
Forsta Ap-Fonden76,700$5.89M0.08%––
SEI Investments Co79,267$5.85M0.01%––
Retirement Systems of Alabama74,920$5.75M0.02%––
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.73,691$5.66M0.04%––
Commonwealth Equity Services, LLC73,293$5.63M0.02%––
Hanson & Doremus Investment Management72,577$5.57M1.29%––
Teachers Retirement System of the State of Kentucky71,400$5.48M0.05%––
Royal London Asset Management Ltd70,895$5.44M0.02%––
CIBC World Markets Corp69,326$5.32M0.03%––
Truist Financial Corp68,533$5.26M0.01%––
Aviva PLC68,473$5.25M0.03%––
Baird Financial Group, Inc.68,163$5.23M0.01%––
Arizona State Retirement System66,672$5.12M0.04%––
Thompson Siegel & Walmsley LLC66,016$5.07M0.07%––
Cinctive Capital Management LP65,629$5.04M0.32%––
Berger Financial Group, Inc65,419$5.02M1.09%––
Catalyst Capital Advisors LLC65,000$4.99M0.28%––
Nomura Asset Management Co Ltd64,938$4.98M0.03%––
ARGI Investment Services, LLC64,729$4.97M0.18%––
Handelsbanken Fonder AB64,531$4.95M0.03%––
Freestone Capital Holdings, LLC62,569$4.80M0.26%––
Mercer Global Advisors Inc61,318$4.71M0.04%––
Connor, Clark & Lunn Investment Management Ltd.60,392$4.63M0.03%––
Force Hill Capital Management LP60,042$4.61M0.93%––
Kestra Advisory Services, LLC59,873$4.59M0.06%––
Windward Capital Management Co59,478$4.57M0.46%––
First Republic Investment Management, Inc.59,314$4.55M0.01%––
State Board of Administration of Florida Retirement System58,659$4.50M0.01%––
State of Michigan Retirement System57,919$4.45M0.03%––
KWMG, LLC56,967$4.37M0.70%––
Voya Investment Management LLC56,518$4.34M0.01%––
Gilman Hill Asset Management, LLC56,251$4.32M1.20%––
Crossvault Capital Management LLC56,005$4.30M1.53%––
Korea Investment CORP55,700$4.28M0.01%––
Gulf International Bank (UK) Ltd54,725$4.20M0.06%––
Bell Bank54,611$4.19M0.60%––
Todd Asset Management LLC54,500$4.18M0.10%––
Sound Income Strategies, LLC54,466$4.18M0.71%––
Raymond James Financial Services Advisors, Inc.51,056$3.92M0.01%––
Pitcairn Co50,869$3.90M0.28%––
Cornerstone Investment Partners, LLC50,663$3.89M0.21%––
Creative Planning49,645$3.81M0.01%––
Twin Lakes Capital Management, LLC48,793$3.75M2.31%––
USS Investment Management Ltd48,624$3.73M0.03%––
Cambridge Investment Research Advisors, Inc.48,060$3.69M0.02%––
MetLife Investment Management47,866$3.67M0.03%––
Zurcher Kantonalbank (Zurich Cantonalbank)47,514$3.65M0.02%––
Mirae Asset Global Investments Co., Ltd.47,431$3.64M0.01%––
Van Eck Associates Corp45,857$3.52M0.01%––
Gotham Asset Management, LLC44,333$3.40M0.15%––
Grantham, Mayo, Van Otterloo & Co. LLC43,783$3.36M0.02%––
Okabena Investment Services Inc43,618$3.35M1.80%––
Achmea Investment Management B.V.43,046$3.30M0.12%––
California State Teachers Retirement System42,865$3.29M0.00%––
Stephens Inc42,316$3.25M0.05%––
Winton Group Ltd42,189$3.24M0.18%––
Paloma Partners Management Co41,768$3.21M0.09%––
Meritage Portfolio Management41,743$3.20M0.21%––
AE Wealth Management LLC41,175$3.16M0.03%––
Holocene Advisors, LP40,939$3.14M0.02%––
ProShare Advisors LLC39,917$3.06M0.01%––
NewSquare Capital LLC39,795$3.05M0.40%––
WBI Investments39,527$3.03M0.48%––
Advisory Services Network, LLC39,187$3.01M0.11%––