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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, Q2 2021

Institutional positions in Seagate Technology Holdings plc as of Jun 30, 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
679
+7 vs. Q1 2021
Shares held
184.1M
−15.5M (−7.7%) vs. Q1 2021
Total value
$16.2B
+$856.9M (+5.6%) vs. Q1 2021
New holders
104
199 more added
Sold out
97
261 more reduced

6 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 679 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 2021: $16.2B
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, Q2 2021

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q1 2021.

Institutions holding STX in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
State of Tennessee, Treasury Department35,468$3.12M0.01%−250−0.7%Reduced
Nisa Investment Advisors, LLC34,642$3.05M0.02%+22,722+190.6%Added
Old Port Advisors33,536$3.00M1.08%+564+1.7%Added
Rockefeller Capital Management L.P.33,167$2.92M0.02%+10,219+44.5%Added
Texas Permanent School Fund33,080$2.91M0.03%−461−1.4%Reduced
Virginia Retirement Systems Et Al32,700$2.88M0.03%−5,800−15.1%Reduced
Vestmark Advisory Solutions, Inc.32,602$2.87M0.20%−1,174−3.5%Reduced
Teacher Retirement System of Texas32,476$2.86M0.02%+6,792+26.4%Added
Kimelman & Baird, LLC31,592$2.78M0.25%+31,592New
Wealthfront Advisers LLC31,271$2.75M0.01%+517+1.7%Added
Public Sector Pension Investment Board31,211$2.74M0.02%+12,210+64.3%Added
Public Employees Retirement Association of Colorado31,106$2.73M0.01%00.0%Unchanged
Rafferty Asset Management, LLC31,025$2.73M0.02%+1,875+6.4%Added
California State Teachers Retirement System30,826$2.71M0.00%−12,039−28.1%Reduced
Fortis Advisors, LLC30,789$2.71M1.56%−81−0.3%Reduced
National Asset Management, Inc.30,670$2.70M0.09%+1,418+4.8%Added
Occudo Quantitative Strategies LP30,048$2.64M0.40%+30,048New
L2 Asset Management, LLC29,457$2.59M2.42%−9,142−23.7%Reduced
Vident Investment Advisory, LLC29,270$2.57M0.08%+1,682+6.1%Added
NewSquare Capital LLC29,123$2.56M0.30%−10,672−26.8%Reduced
Wolverine Trading, LLC29,033$2.55M0.07%+22,172+323.2%Added
Walleye Trading LLC28,856$2.54M0.07%+28,856New
Arden Trust Co28,589$2.51M0.41%−2,560−8.2%Reduced
ExodusPoint Capital Management, LP28,559$2.51M0.04%+28,559New
Peapack Gladstone Financial Corp28,391$2.50M0.06%+28,391New
Brighton Jones LLC28,357$2.49M0.13%−4,622−14.0%Reduced
Alerus Financial NA28,252$2.48M0.25%+28,252New
Fifth Third Bancorp27,846$2.45M0.01%+144+0.5%Added
Sepio Capital, LP27,800$2.44M0.20%+27,800New
Utah Retirement Systems27,538$2.42M0.03%−1,400−4.8%Reduced
Proquility Private Wealth Partners, LLC26,718$2.35M0.88%+26,718New
Mutual of America Capital Management LLC26,002$2.29M0.02%+26,002New
Verdence Capital Advisors LLC25,544$2.25M0.31%−10,493−29.1%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys24,948$2.19M0.02%−174−0.7%Reduced
Nissay Asset Management Corp24,901$2.19M0.02%−2,986−10.7%Reduced
Clearstead Advisors, LLC24,730$2.17M0.17%+600+2.5%Added
Nomura Holdings Inc24,569$2.16M0.02%+24,569New
Jane Street Group, LLC24,324$2.14M0.01%−12,636−34.2%Reduced
Fort, L.P.24,312$2.14M0.62%−6,219−20.4%Reduced
M&T Bank Corp23,654$2.08M0.01%+266+1.1%Added
Capital Fund Management S.A.23,181$2.04M0.05%+2,491+12.0%Added
Sumitomo Mitsui DS Asset Management Company, Ltd22,684$1.99M0.05%−2,210−8.9%Reduced
Naples Global Advisors, LLC22,343$1.97M0.27%00.0%Unchanged
Franklin Resources Inc21,288$1.87M0.00%−4,224−16.6%Reduced
Cloverfields Capital Group, LP21,294$1.87M0.54%−1,765−7.7%Reduced
Forte Capital LLC20,837$1.83M0.25%+1,000+5.0%Added
OPSEU Pension Plan Trust Fund21,067$1.81M0.47%−1,588−7.0%Reduced
Natixis Advisors, L.P.20,010$1.76M0.01%−1,263−5.9%Reduced
Avantax Advisory Services, Inc.19,633$1.73M0.03%+13,597+225.3%Added
Tudor Investment Corp Et Al19,586$1.72M0.04%−5,238−21.1%Reduced
Brookstone Capital Management19,311$1.71M0.03%+19,311New
Berkshire Asset Management LLC19,377$1.70M0.12%−990−4.9%Reduced
Boston Family Office LLC19,000$1.67M0.12%00.0%Unchanged
Keystone Financial Group18,859$1.66M0.30%−1,085−5.4%Reduced
Bellwether Advisors, LLC18,522$1.63M0.56%+18,334+9,752.1%Added
Redwood Investment Management, LLC18,417$1.62M0.26%−13,537−42.4%Reduced
Rothschild Investment Corp18,225$1.60M0.13%−770−4.1%Reduced
Northeast Financial Consultants Inc18,156$1.60M0.11%00.0%Unchanged
MML Investors Services, LLC17,901$1.57M0.01%+513+3.0%Added
Van Eck Associates Corp17,871$1.57M0.00%−27,986−61.0%Reduced
United Capital Financial Advisers, LLC17,493$1.54M0.01%−1,046−5.6%Reduced
Leisure Capital Management17,443$1.53M0.86%−931−5.1%Reduced
Wrapmanager Inc17,277$1.52M0.39%+134+0.8%Added
Jefferies Group LLC17,151$1.51M0.03%+17,151New
Oppenheimer Asset Management Inc.17,115$1.50M0.02%−234−1.3%Reduced
Townsend & Associates, Inc16,854$1.50M0.88%+16,854New
Human Investing LLC16,824$1.48M0.36%−1,264−7.0%Reduced
Daiwa Securities Group Inc.16,813$1.48M0.01%+887+5.6%Added
Securian Asset Management, Inc16,716$1.47M0.03%−300−1.8%Reduced
Engineers Gate Manager LP16,687$1.47M0.09%+16,687New
CIBC World Markets Inc.16,612$1.46M0.00%−7,872−32.2%Reduced
Norinchukin Bank, The16,478$1.45M0.02%−230−1.4%Reduced
Diligent Investors, LLC16,250$1.43M0.49%00.0%Unchanged
Aull & Monroe Investment Management Corp16,224$1.43M0.68%−2,100−11.5%Reduced
Northwestern Mutual Wealth Management Co16,030$1.41M0.00%−12−0.1%Reduced
FDx Advisors, Inc.15,953$1.40M0.05%−1,825−10.3%Reduced
Cetera Advisor Networks LLC15,704$1.38M0.02%+4,246+37.1%Added
CIBC Private Wealth Group, LLC15,467$1.36M0.00%+268+1.8%Added
Ritholtz Wealth Management15,276$1.34M0.10%+648+4.4%Added
US Bancorp15,080$1.33M0.00%−142−0.9%Reduced
Level Four Advisory Services, LLC15,032$1.32M0.09%−5,905−28.2%Reduced
Oppenheimer & Co Inc14,994$1.32M0.02%−2,088−12.2%Reduced
V Wealth Advisors LLC14,818$1.32M0.21%+370+2.6%Added
Beck Bode, LLC14,800$1.30M0.36%+14,800New
Cohen Klingenstein LLC14,630$1.29M0.06%00.0%Unchanged
Steward Partners Investment Advisory, LLC13,997$1.23M0.02%−2,411−14.7%Reduced
Delphi Management Inc13,734$1.21M1.15%−2,209−13.9%Reduced
Prelude Capital Management, LLC13,471$1.19M0.07%+13,471New
Mitchell & Pahl Private Wealth, LLC13,405$1.18M0.84%−205−1.5%Reduced
New Mexico Educational Retirement Board13,350$1.17M0.04%−900−6.3%Reduced
Sheaff Brock Investment Advisors, LLC13,164$1.16M0.11%+5,302+67.4%Added
Usca Ria LLC13,150$1.16M0.07%−400−3.0%Reduced
Lazard Asset Management LLC13,000$1.14M0.00%+4,000+44.4%Added
Intersect Capital LLC12,961$1.14M0.20%+657+5.3%Added
First Midwest Bank Trust Division12,920$1.14M0.15%+17+0.1%Added
First National Trust Co12,910$1.14M0.07%−490−3.7%Reduced
Adams Wealth Management12,832$1.13M0.48%−933−6.8%Reduced
Strategic Investment Advisors12,417$1.09M0.25%+571+4.8%Added
Louisiana State Employees Retirement System12,400$1.09M0.03%00.0%Unchanged
Sara-Bay Financial12,361$1.08M0.42%+2,012+19.4%Added