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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, Q3 2025

Institutional positions in Seagate Technology Holdings plc as of Sep 30, 2025. 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
1,126
+193 vs. Q2 2025
Shares held
194.2M
−3.26M (−1.6%) vs. Q2 2025
Total value
$45.8B
+$17.3B (+60.5%) vs. Q2 2025
New holders
276
370 more added
Sold out
83
323 more reduced

23 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 1,126 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 heldQ3 2025: $45.8B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q2 2025.

Institutions holding STX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Financial Advisors Network, Inc.879$207.5K0.03%+879New
Capstone Investment Advisors, LLC880$207.7K0.00%+880New
Shepherd Financial Partners LLC881$208.0K0.02%+881New
Davenport & Co LLC883$208.4K0.00%+883New
Cornerstone Wealth Management, LLC886$209.2K0.01%+886New
Global Retirement Partners, LLC888$209.6K0.00%+11+1.3%Added
Blue Capital, Inc.888$209.6K0.16%+888New
Buckingham Strategic Partners1,051$210.6K0.00%−1,502−58.8%Reduced
Asio Capital, LLC900$212.5K0.03%+900New
Rede Wealth, LLC900$213.1K0.17%+900New
Eagle Bay Advisors LLC900$213.1K0.17%+900New
Founders Financial Alliance, LLC910$214.9K0.04%+910New
Howard Capital Management Inc.914$215.8K0.00%−3,101−77.2%Reduced
Insigneo Advisory Services, LLC915$216.0K0.02%+915New
Ossiam919$216.9K0.00%−704−43.4%Reduced
Ferguson Wellman Capital Management, Inc923$217.9K0.00%−575−38.4%Reduced
Transcend Wealth Collective, LLC924$218.1K0.02%+924New
Ashton Thomas Private Wealth, LLC922$218.3K0.01%+922New
Seven Mile Advisory927$218.8K0.04%+927New
Relyea Zuckerberg Hanson LLC928$219.1K0.02%+928New
DGS Capital Management, LLC930$219.5K0.04%+930New
Intelligence Driven Advisers, LLC945$223.1K0.03%+945New
Sittner & Nelson, LLC950$224.3K0.08%00.0%Unchanged
Farmers & Merchants Investments Inc955$225.4K0.01%+22+2.4%Added
Fidelis Capital Partners, LLC957$225.9K0.02%+957New
Fiduciary Alliance LLC961$226.9K0.02%+961New
Hoxton Planning & Management, LLC965$227.8K0.07%+965New
Catalyst Financial Partners LLC970$229.0K0.03%+970New
Childress Capital Advisors, LLC975$230.2K0.04%+975New
Advisor OS, LLC984$232.2K0.02%+984New
Bright Futures Wealth Management, LLC.990$233.8K0.18%+990New
Great Lakes Advisors, LLC992$234.2K0.00%+992New
Annex Advisory Services, LLC994$234.6K0.00%+994New
L2 Asset Management, LLC994$234.6K0.03%+994New
Parcion Private Wealth LLC996$235.1K0.01%+996New
Boston Family Office LLC1,000$236.0K0.02%+1,000New
King Luther Capital Management Corp1,000$236.1K0.00%−500−33.3%Reduced
First Financial Bankshares Inc1,000$236.1K0.00%+1,000New
First Interstate Bank1,000$236.1K0.01%+1,000New
LBMC Investment Advisors, LLC1,000$236.1K0.02%+1,000New
Polymer Capital Management (HK) LTD1,000$236.1K0.03%+1,000New
Carbahal Olsen Financial Services Group, LLC1,000$236.1K0.19%+1,000New
First Foundation Advisors1,001$236.3K0.01%+1,001New
Central Trust Co1,003$236.8K0.00%−37−3.6%Reduced
South State Corp.1,003$236.8K0.01%−15−1.5%Reduced
Columbia Advisory Partners LLC1,005$237.2K0.16%+1,005New
Kanawha Capital Management LLC1,009$238.2K0.02%+1,009New
Stonebridge Financial Planning Group, LLC1,009$238.2K0.09%+1,009New
Arkfeld Wealth Strategies, L.L.C.947$239.4K0.09%+947New
Ostrum Asset Management1,018$240.3K0.01%−7,842−88.5%Reduced
Chesley Taft & Associates LLC1,018$240.3K0.01%+1,018New
Johnson & White Wealth Management, LLC1,018$240.3K0.11%+1,018New
Massmutual Trust Co FSB1,025$242.0K0.01%+26+2.6%Added
Wealth Architects, LLC1,026$242.2K0.02%+1,026New
Sovereign Financial Group, Inc.1,030$243.1K0.05%+1,030New
Icon Wealth Advisors, LLC1,032$243.5K0.02%−215−17.2%Reduced
Saturna Capital CORP1,032$243.6K0.00%+1,032New
Crestwood Advisors Group LLC1,032$243.6K0.00%+1,032New
ORG Wealth Partners, LLC1,034$244.1K0.05%+309+42.6%Added
Next Level Private LLC1,012$245.7K0.07%+1,012New
Fulton Breakefield Broenniman LLC1,045$246.7K0.02%+1,045New
Kestra Investment Management, LLC1,047$247.2K0.01%+979+1,439.7%Added
Truvestments Capital LLC1,048$247.4K0.04%+48+4.8%Added
Moloney Securities Asset Management, LLC1,048$247.5K0.03%+1,048New
Heritage Wealth Advisors1,050$247.9K0.01%00.0%Unchanged
Hollencrest Capital Management1,054$248.8K0.01%+1,054New
Turtle Creek Wealth Advisors, LLC1,056$249.3K0.02%+1,056New
GLOBALT Investments LLC1,060$250.2K0.01%+1,060New
Soltis Investment Advisors LLC1,062$250.6K0.02%+1,062New
International Assets Investment Management, LLC1,742$252.7K0.02%00.0%Unchanged
Groupama Asset Managment1,088$256.8K0.00%+1,088New
Columbia Asset Management1,100$259.7K0.05%−2,800−71.8%Reduced
Pure Financial Advisors, Inc.1,106$261.1K0.00%+1,106New
Virtus Wealth Solutions LLC1,110$262.0K0.05%+1,110New
Mutual Advisors, LLC1,177$266.5K0.01%+1,177New
Adell Harriman & Carpenter Inc1,134$267.7K0.02%+1,134New
Prostatis Group LLC1,135$267.9K0.07%+1,135New
Connecticut Wealth Management, LLC1,138$268.6K0.01%+1,138New
World Equity Group, Inc.1,139$268.9K0.06%+1,139New
Gladstone Institutional Advisory LLC1,144$270.1K0.01%+1,144New
Conning Inc.1,146$270.5K0.01%+1,146New
Shelton Capital Management1,154$272.5K0.01%+1,154New
Davis R M Inc1,157$273.2K0.00%+1,157New
Syverson Strege & Co1,158$273.4K0.07%+1,158New
Continuum Advisory, LLC1,159$273.6K0.03%+1,159New
Centurion Wealth Management LLC1,159$273.6K0.06%+1,159New
Requisite Capital Management, LLC1,160$274.6K0.05%+1,160New
MBB Public Markets I LLC1,171$276.4K0.04%−1,695−59.1%Reduced
Haverford Trust Co1,176$277.6K0.00%+1,176New
Old North State Wealth Management, LLC1,178$278.4K0.13%+1,178New
Brown Brothers Harriman & Co1,180$278.6K0.00%+358+43.6%Added
Park National Corp1,180$278.6K0.01%+1,180New
David Loasby1,238$278.6K0.02%−319−20.5%Reduced
Capital Advisors Inc1,184$279.5K0.00%+1,184New
Fielder Capital Group LLC1,185$279.8K0.06%+1,185New
Resonant Capital Advisors, LLC1,183$280.1K0.02%+1,183New
Silvant Capital Management LLC1,187$280.2K0.01%00.0%Unchanged
KCM Investment Advisors LLC1,188$280.4K0.01%+1,188New
SCS Capital Management LLC1,193$281.8K0.00%+1,193New
PFG Advisors1,195$282.1K0.01%+1,195New