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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 2023

Institutional positions in Seagate Technology Holdings plc as of Sep 30, 2023. 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
657
+3 vs. Q2 2023
Shares held
186.6M
+8.07M (+4.5%) vs. Q2 2023
Total value
$12.3B
+$1.31B (+11.9%) vs. Q2 2023
New holders
70
204 more added
Sold out
67
243 more reduced

6 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 657 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 2023: $12.3B
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 2023

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q2 2023.

Institutions holding STX in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Advisor Partners II, LLC18,420$1.21M0.05%+1,686+10.1%Added
Brighton Jones LLC18,604$1.23M0.06%+882+5.0%Added
Naples Global Advisors, LLC18,439$1.23M0.15%−410−2.2%Reduced
Foster & Motley Inc18,741$1.24M0.10%−9,172−32.9%Reduced
Boston Family Office LLC19,000$1.25M0.10%00.0%Unchanged
Leisure Capital Management19,055$1.26M0.72%+254+1.4%Added
Okabena Investment Services Inc19,158$1.26M0.98%−837−4.2%Reduced
Great Lakes Retirement, Inc.19,396$1.28M0.23%+158+0.8%Added
National Asset Management, Inc.19,340$1.29M0.03%+1,568+8.8%Added
Xponance, Inc.19,878$1.31M0.02%−29,448−59.7%Reduced
Nissay Asset Management Corp20,043$1.32M0.01%+748+3.9%Added
Kestra Advisory Services, LLC20,378$1.34M0.01%+1,661+8.9%Added
Teza Capital Management LLC20,474$1.35M0.22%+20,474New
CI Private Wealth, LLC20,666$1.36M0.00%−214−1.0%Reduced
Trexquant Investment LP20,673$1.36M0.03%+20,673New
Quantbot Technologies LP20,781$1.37M0.09%−32,065−60.7%Reduced
Advisory Services Network, LLC20,946$1.38M0.04%−2,743−11.6%Reduced
Lion Street Advisors, LLC20,970$1.38M0.45%+20,970New
SG Americas Securities, LLC21,613$1.43M0.02%+4,075+23.2%Added
Public Employees Retirement Association of Colorado22,182$1.46M0.01%−2,859−11.4%Reduced
Utah Retirement Systems22,738$1.50M0.02%00.0%Unchanged
Forte Capital LLC22,912$1.51M0.23%−500−2.1%Reduced
Romano Brothers and Company23,088$1.52M0.24%−700−2.9%Reduced
Lifeworks Advisors, LLC23,228$1.53M0.60%+1,370+6.3%Added
Natixis Advisors, L.P.23,302$1.54M0.00%+1,974+9.3%Added
Fortis Advisors, LLC23,840$1.57M1.18%00.0%Unchanged
Peapack Gladstone Financial Corp23,972$1.58M0.03%−420−1.7%Reduced
Shelton Capital Management23,980$1.58M0.06%+100+0.4%Added
KBC Group NV24,012$1.58M0.01%−8,923−27.1%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund24,300$1.60M0.02%−2,900−10.7%Reduced
Pitcairn Co24,530$1.62M0.14%−304−1.2%Reduced
Man Group plc–$1.62M0.01%––
Atlantic Trust, LLC24,926$1.64M0.54%+15+0.1%Added
Atria Wealth Solutions, Inc.25,015$1.66M0.02%−234−0.9%Reduced
Ostrum Asset Management25,179$1.66M0.15%+1,663+7.1%Added
Cunning Capital Partners, LP25,285$1.67M1.10%+25,285Added
CIBC World Markets Inc.25,753$1.70M0.01%+771+3.1%Added
Ieq Capital, LLC26,142$1.72M0.04%+3,050+13.2%Added
Janus Henderson Group PLC26,719$1.76M0.00%−1,850−6.5%Reduced
Cornerstone Investment Partners, LLC26,829$1.77M0.11%00.0%Unchanged
Mutual of America Capital Management LLC26,999$1.78M0.02%−711−2.6%Reduced
CIBC Asset Management Inc27,825$1.84M0.01%−827−2.9%Reduced
Captrust Financial Advisors28,382$1.87M0.01%−2,531−8.2%Reduced
Vident Advisory, LLC28,413$1.87M0.06%+28,413New
Sumitomo Mitsui DS Asset Management Company, Ltd29,149$1.92M0.03%+3,158+12.2%Added
D. E. Shaw & Co., Inc.29,348$1.94M0.00%−8,624−22.7%Reduced
Verdence Capital Advisors LLC29,548$1.95M0.21%−74−0.2%Reduced
Mariner, LLC29,616$1.95M0.01%+185+0.6%Added
Eagle Rock Investment Company, LLC29,625$1.95M0.44%00.0%Unchanged
Amalgamated Bank29,997$1.98M0.02%−654−2.1%Reduced
New York Life Investment Management LLC30,273$2.00M0.02%−161−0.5%Reduced
Yousif Capital Management, LLC30,605$2.02M0.03%−418−1.3%Reduced
Tredje AP-fonden30,767$2.03M0.03%−2,775−8.3%Reduced
American Century Companies Inc31,325$2.07M0.00%+698+2.3%Added
Mercer Global Advisors Inc31,402$2.07M0.01%−12,933−29.2%Reduced
Baird Financial Group, Inc.31,932$2.11M0.01%−896−2.7%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)32,135$2.12M0.01%−42−0.1%Reduced
B.O.S.S. Retirement Advisors, LLC32,175$2.12M0.46%−3,766−10.5%Reduced
Public Sector Pension Investment Board32,597$2.15M0.02%00.0%Unchanged
DnB Asset Management AS33,195$2.19M0.01%+34+0.1%Added
HSBC Holdings PLC33,463$2.20M0.00%−134,963−80.1%Reduced
Czech National Bank33,711$2.22M0.04%+10,910+47.8%Added
Chartwell Investment Partners, LLC33,772$2.23M0.09%+2,027+6.4%Added
Truist Financial Corp34,123$2.25M0.00%−2,445−6.7%Reduced
Nisa Investment Advisors, LLC34,213$2.26M0.02%+8,200+31.5%Added
Macquarie Group Ltd34,379$2.27M0.00%−2,360−6.4%Reduced
Cetera Advisor Networks LLC34,455$2.27M0.01%−1,102−3.1%Reduced
Brookstone Capital Management35,399$2.37M0.05%−1,046−2.9%Reduced
SEI Investments Co35,936$2.37M0.00%−32,108−47.2%Reduced
Portman Square Capital LLP35,995$2.37M0.33%+35,995New
Neuberger Berman Group LLC36,193$2.39M0.00%−424−1.2%Reduced
ProShare Advisors LLC36,294$2.39M0.01%−1,039−2.8%Reduced
Rodgers Brothers Inc.36,746$2.42M0.41%−18,188−33.1%Reduced
Wealth Enhancement Advisory Services, LLC36,875$2.43M0.01%+36,875New
Swedbank AB37,141$2.45M0.00%−43,696−54.1%Reduced
Zweig-DiMenna Associates LLC37,442$2.47M0.30%−24,000−39.1%Reduced
Nishkama Capital, LLC37,500$2.47M0.83%+9,850+35.6%Added
Trilogy Capital Inc.37,700$2.49M0.17%+2,734+7.8%Added
Arrowstreet Capital, Limited Partnership37,964$2.50M0.00%+37,964New
Old Port Advisors38,446$2.54M0.92%+38,446New
Creative Planning38,507$2.54M0.00%−2,570−6.3%Reduced
Fifth Third Bancorp38,643$2.55M0.01%+143+0.4%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys38,781$2.56M0.02%+5,193+15.5%Added
Texas Permanent School Fund38,895$2.57M0.03%−1,326−3.3%Reduced
Tealwood Asset Management Inc39,310$2.59M1.33%−233−0.6%Reduced
Achmea Investment Management B.V.40,908$2.70M0.06%−251−0.6%Reduced
The PNC Financial Services Group, Inc.40,946$2.70M0.00%−200.0%Reduced
Cambridge Investment Research Advisors, Inc.41,749$2.75M0.01%+190.0%Added
La Banque Postale Asset Management SA42,023$2.77M0.06%+5,790+16.0%Added
National Bank of Canada42,622$2.82M0.01%+8,401+24.5%Added
Wealthfront Advisers LLC43,020$2.84M0.01%+4,138+10.6%Added
Churchill Management Corp43,073$2.84M0.05%+43,073New
Retirement Systems of Alabama43,610$2.88M0.01%−160−0.4%Reduced
Voloridge Investment Management, LLC43,635$2.88M0.01%−29,223−40.1%Reduced
TCW Group Inc43,728$2.88M0.04%+43,728New
Forsta Ap-Fonden47,400$3.13M0.03%−67,000−58.6%Reduced
Cerity Partners LLC48,123$3.17M0.02%−1,049−2.1%Reduced
SeaBridge Investment Advisors LLC48,473$3.20M1.05%+848+1.8%Added
Renaissance Technologies LLC49,393$3.26M0.01%−412,000−89.3%Reduced
Standard Life Aberdeen plc49,405$3.26M0.01%−1,653−3.2%Reduced