Skip to main content

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, Q2 2026

Institutional positions in Seagate Technology Holdings plc as of Jun 30, 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
1,973
+520 vs. Q1 2026
Shares held
188.5M
−677.3K (−0.4%) vs. Q1 2026
Total value
$181.1B
+$107.3B (+145.4%) vs. Q1 2026
New holders
587
629 more added
Sold out
67
604 more reduced

19 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 1,973 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 heldQ2 2026: $181.1B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q1 2026.

Institutions holding STX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Optimist Retirement Group LLC1,340$1.29M0.50%+28+2.1%Added
Greenland Capital Management LP1,354$1.31M0.25%+1,354New
West Wealth Group, LLC1,360$1.31M0.21%+6+0.4%Added
Fox Run Management, L.L.C.1,366$1.32M0.22%+1,366New
DRW Securities, LLC1,369$1.32M0.08%+130+10.5%Added
One Wealth Advisors, LLC1,370$1.32M0.15%−818−37.4%Reduced
Truefg, LLC1,376$1.33M0.31%00.0%Unchanged
Osmosis Investment Management UK Ltd1,379$1.33M0.06%+325+30.8%Added
Clark Capital Management Group, Inc.1,382$1.33M0.01%+537+63.6%Added
Opal Capital LLC1,386$1.34M0.24%+1,386New
Midwest Trust Co1,387$1.34M0.02%−270−16.3%Reduced
Dorsey & Whitney Trust CO LLC1,388$1.34M0.07%−297−17.6%Reduced
Hampton Road Capital Management LP1,390$1.34M2.83%+1,390New
USA Financial Formulas1,393$1.34M0.25%+1,393New
West Family Investments, Inc.1,397$1.35M0.39%+633+82.9%Added
NorthCrest Asset Manangement, LLC1,515$1.35M0.03%+708+87.7%Added
Investors Asset Management of Georgia Inc1,400$1.35M0.47%00.0%Unchanged
ESG Planning1,403$1.35M0.46%+1,403New
Ingalls & Snyder LLC1,405$1.36M0.04%00.0%Unchanged
Modern Wealth Management, LLC1,408$1.36M0.02%+25+1.8%Added
Public Employees Retirement System of Ohio1,411$1.36M0.00%+711+101.6%Added
St Germain D J Co Inc1,420$1.37M0.05%−2,236−61.2%Reduced
Elevated Capital Advisors, LLC1,428$1.38M0.38%−1,823−56.1%Reduced
First Citizens Bank & Trust Co1,433$1.38M0.02%+43+3.1%Added
Supplemental Annuity Collective Trust of NJ1,438$1.39M0.36%−37−2.5%Reduced
Catalyst Financial Partners LLC1,439$1.39M0.14%+187+14.9%Added
Anchor Bay Capital, Inc.1,735$1.39M0.75%+1,735New
Legacy Financial Advisors, Inc.1,442$1.39M0.17%+10+0.7%Added
San Luis Wealth Advisors LLC1,450$1.40M0.21%−284−16.4%Reduced
Northwest Bancshares, Inc.1,450$1.40M0.25%00.0%Unchanged
1620 Investment Advisors, Inc.1,454$1.40M0.87%−2,001−57.9%Reduced
Axxcess Wealth Management, LLC1,459$1.41M0.02%+1,459New
Ewa, LLC1,469$1.42M0.26%+62+4.4%Added
American National Bank1,479$1.43M0.12%−28−1.9%Reduced
Sunstone Asset Management, L.P.1,480$1.43M1.55%+1,480New
Chicago Trust Co NA1,485$1.43M0.21%−10−0.7%Reduced
Fiduciary Trust Co1,487$1.44M0.02%+1,487New
Nemes Rush Group LLC1,500$1.45M0.12%+11+0.7%Added
Montecito Bank & Trust1,508$1.46M0.22%−31−2.0%Reduced
Forum Financial Management, LP1,511$1.46M0.02%+10+0.7%Added
Loomis Sayles & Co L P1,518$1.46M0.00%−1,074−41.4%Reduced
Kornitzer Capital Management Inc1,525$1.47M0.03%−650−29.9%Reduced
Institute for Wealth Management, LLC.1,525$1.47M0.13%−68−4.3%Reduced
Diversify Wealth Management, LLC1,802$1.47M0.02%−742−29.2%Reduced
Diversify Advisory Services, LLC1,802$1.47M0.02%−594−24.8%Reduced
Polymer Capital Management (US) LLC1,535$1.48M0.22%+613+66.5%Added
Science & Technology Partners, L.P.1,544$1.49M0.25%−5,696−78.7%Reduced
Ocean Capital Management, LLC1,544$1.49M0.28%00.0%Unchanged
Pitcairn Wealth Advisors LLC1,551$1.50M0.16%−360−18.8%Reduced
Zacks Investment Management1,554$1.50M0.01%−632−28.9%Reduced
Bull Harbor Capital LLC1,563$1.51M0.29%+713+83.9%Added
International Assets Investment Management, LLC1,662$1.52M0.09%+263+18.8%Added
Daymark Wealth Partners, LLC1,595$1.54M0.04%+314+24.5%Added
Counterweight Ventures, LLC1,600$1.54M0.77%00.0%Unchanged
Partners in Financial Planning1,600$1.54M0.23%00.0%Unchanged
Old National Bancorp1,606$1.55M0.03%−776−32.6%Reduced
Tiaa-Cref Individual & Institutional Services, LLC1,607$1.55M0.01%+71+4.6%Added
JGP Wealth Management, LLC1,615$1.56M0.14%+335+26.2%Added
Driehaus Capital Management LLC1,619$1.56M0.01%+202+14.3%Added
Lee Financial Co1,631$1.57M0.20%+1,631New
Busey Wealth Management1,639$1.58M0.04%00.0%Unchanged
71 West Capital Partners1,639$1.58M0.05%+534+48.3%Added
Jacobi Capital Management LLC1,645$1.59M0.08%+19+1.2%Added
Machina Capital S.A.S.1,648$1.59M0.25%−1,613−49.5%Reduced
TIAA Wealth Investment Management LLC1,648$1.59M0.01%−21−1.3%Reduced
Perennial Investment Advisors, LLC1,655$1.60M0.11%+95+6.1%Added
Voleon Capital Management LP1,660$1.60M0.03%+1,660New
Smith, Salley & Associates1,666$1.61M0.07%+1,666New
Tannin Capital LLC1,673$1.61M1.06%00.0%Unchanged
IHT Wealth Management, LLC1,682$1.62M0.03%−1,123−40.0%Reduced
Harbor Investment Advisory, LLC1,699$1.64M0.11%+598+54.3%Added
Larson Financial Group LLC1,705$1.65M0.04%+350+25.8%Added
Bensler, LLC1,711$1.65M0.15%−354−17.1%Reduced
Graham Capital Management, L.P.1,713$1.65M0.04%−3,270−65.6%Reduced
Sound Income Strategies, LLC1,732$1.67M0.08%+31+1.8%Added
Wealthedge Investment Advisors, LLC1,735$1.67M0.57%+1,735New
Oppenheimer Asset Management Inc.1,740$1.68M0.02%+1,076+162.0%Added
Sterling Investment Counsel, LLC1,749$1.69M0.40%−30−1.7%Reduced
Spirepoint Private Client, LLC1,749$1.69M0.14%−13−0.7%Reduced
Pinnacle Wealth Planning Services, Inc.1,760$1.70M0.16%−198−10.1%Reduced
Richard W. Paul & Associates, LLC1,767$1.70M0.52%−1,885−51.6%Reduced
Brevan Howard Capital Management LP1,768$1.71M0.02%−12,026−87.2%Reduced
Contravisory Investment Management, Inc.1,774$1.71M0.30%+1,517+590.3%Added
Custom Index Systems, LLC1,781$1.72M0.62%−334−15.8%Reduced
Legacy Wealth Asset Management, LLC1,785$1.72M0.38%−75−4.0%Reduced
Defined Wealth Management, LLC1,790$1.73M0.89%+50+2.9%Added
Perigon Wealth Management, LLC1,795$1.73M0.03%−107−5.6%Reduced
Premier Path Wealth Partners, LLC1,802$1.74M0.20%+249+16.0%Added
Hazlett, Burt & Watson, Inc.1,810$1.75M0.46%−500−21.6%Reduced
Q3 Asset Management1,813$1.75M0.32%−1,037−36.4%Reduced
E Fund Management (Hong Kong) Co., Ltd.1,814$1.75M0.58%+1,048+136.8%Added
Smartleaf Asset Management LLC1,814$1.76M0.06%00.0%Unchanged
Capital Advisors Inc1,823$1.76M0.03%+161+9.7%Added
FDx Advisors, Inc.1,840$1.78M0.54%−368−16.7%Reduced
D'Orazio & Associates, Inc.1,844$1.78M0.21%−17−0.9%Reduced
Legacy Capital Group California, Inc.1,846$1.78M0.54%−920−33.3%Reduced
John G Ullman & Associates Inc1,858$1.79M0.22%−155−7.7%Reduced
Turtle Creek Wealth Advisors, LLC1,863$1.80M0.09%+277+17.5%Added
Gsa Capital Partners LLP1,864$1.80M0.11%−135−6.8%Reduced
Veracity Capital LLC1,865$1.80M0.49%−33−1.7%Reduced