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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
Ritholtz Wealth Management15,276$1.34M0.10%+648+4.4%Added
CIBC Private Wealth Group, LLC15,467$1.36M0.00%+268+1.8%Added
Cetera Advisor Networks LLC15,704$1.38M0.02%+4,246+37.1%Added
FDx Advisors, Inc.15,953$1.40M0.05%−1,825−10.3%Reduced
Northwestern Mutual Wealth Management Co16,030$1.41M0.00%−12−0.1%Reduced
Aull & Monroe Investment Management Corp16,224$1.43M0.68%−2,100−11.5%Reduced
Diligent Investors, LLC16,250$1.43M0.49%00.0%Unchanged
Norinchukin Bank, The16,478$1.45M0.02%−230−1.4%Reduced
CIBC World Markets Inc.16,612$1.46M0.00%−7,872−32.2%Reduced
Engineers Gate Manager LP16,687$1.47M0.09%+16,687New
Securian Asset Management, Inc16,716$1.47M0.03%−300−1.8%Reduced
Daiwa Securities Group Inc.16,813$1.48M0.01%+887+5.6%Added
Human Investing LLC16,824$1.48M0.36%−1,264−7.0%Reduced
Townsend & Associates, Inc16,854$1.50M0.88%+16,854New
Oppenheimer Asset Management Inc.17,115$1.50M0.02%−234−1.3%Reduced
Jefferies Group LLC17,151$1.51M0.03%+17,151New
Wrapmanager Inc17,277$1.52M0.39%+134+0.8%Added
Leisure Capital Management17,443$1.53M0.86%−931−5.1%Reduced
United Capital Financial Advisers, LLC17,493$1.54M0.01%−1,046−5.6%Reduced
Van Eck Associates Corp17,871$1.57M0.00%−27,986−61.0%Reduced
MML Investors Services, LLC17,901$1.57M0.01%+513+3.0%Added
Northeast Financial Consultants Inc18,156$1.60M0.11%00.0%Unchanged
Rothschild Investment Corp18,225$1.60M0.13%−770−4.1%Reduced
Redwood Investment Management, LLC18,417$1.62M0.26%−13,537−42.4%Reduced
Bellwether Advisors, LLC18,522$1.63M0.56%+18,334+9,752.1%Added
Keystone Financial Group18,859$1.66M0.30%−1,085−5.4%Reduced
Boston Family Office LLC19,000$1.67M0.12%00.0%Unchanged
Berkshire Asset Management LLC19,377$1.70M0.12%−990−4.9%Reduced
Brookstone Capital Management19,311$1.71M0.03%+19,311New
Tudor Investment Corp Et Al19,586$1.72M0.04%−5,238−21.1%Reduced
Avantax Advisory Services, Inc.19,633$1.73M0.03%+13,597+225.3%Added
Natixis Advisors, L.P.20,010$1.76M0.01%−1,263−5.9%Reduced
OPSEU Pension Plan Trust Fund21,067$1.81M0.47%−1,588−7.0%Reduced
Forte Capital LLC20,837$1.83M0.25%+1,000+5.0%Added
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
Naples Global Advisors, LLC22,343$1.97M0.27%00.0%Unchanged
Sumitomo Mitsui DS Asset Management Company, Ltd22,684$1.99M0.05%−2,210−8.9%Reduced
Capital Fund Management S.A.23,181$2.04M0.05%+2,491+12.0%Added
M&T Bank Corp23,654$2.08M0.01%+266+1.1%Added
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
Nomura Holdings Inc24,569$2.16M0.02%+24,569New
Clearstead Advisors, LLC24,730$2.17M0.17%+600+2.5%Added
Nissay Asset Management Corp24,901$2.19M0.02%−2,986−10.7%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys24,948$2.19M0.02%−174−0.7%Reduced
Verdence Capital Advisors LLC25,544$2.25M0.31%−10,493−29.1%Reduced
Mutual of America Capital Management LLC26,002$2.29M0.02%+26,002New
Proquility Private Wealth Partners, LLC26,718$2.35M0.88%+26,718New
Utah Retirement Systems27,538$2.42M0.03%−1,400−4.8%Reduced
Sepio Capital, LP27,800$2.44M0.20%+27,800New
Fifth Third Bancorp27,846$2.45M0.01%+144+0.5%Added
Alerus Financial NA28,252$2.48M0.25%+28,252New
Brighton Jones LLC28,357$2.49M0.13%−4,622−14.0%Reduced
Peapack Gladstone Financial Corp28,391$2.50M0.06%+28,391New
ExodusPoint Capital Management, LP28,559$2.51M0.04%+28,559New
Arden Trust Co28,589$2.51M0.41%−2,560−8.2%Reduced
Walleye Trading LLC28,856$2.54M0.07%+28,856New
Wolverine Trading, LLC29,033$2.55M0.07%+22,172+323.2%Added
NewSquare Capital LLC29,123$2.56M0.30%−10,672−26.8%Reduced
Vident Investment Advisory, LLC29,270$2.57M0.08%+1,682+6.1%Added
L2 Asset Management, LLC29,457$2.59M2.42%−9,142−23.7%Reduced
Occudo Quantitative Strategies LP30,048$2.64M0.40%+30,048New
National Asset Management, Inc.30,670$2.70M0.09%+1,418+4.8%Added
Fortis Advisors, LLC30,789$2.71M1.56%−81−0.3%Reduced
California State Teachers Retirement System30,826$2.71M0.00%−12,039−28.1%Reduced
Rafferty Asset Management, LLC31,025$2.73M0.02%+1,875+6.4%Added
Public Employees Retirement Association of Colorado31,106$2.73M0.01%00.0%Unchanged
Public Sector Pension Investment Board31,211$2.74M0.02%+12,210+64.3%Added
Wealthfront Advisers LLC31,271$2.75M0.01%+517+1.7%Added
Kimelman & Baird, LLC31,592$2.78M0.25%+31,592New
Teacher Retirement System of Texas32,476$2.86M0.02%+6,792+26.4%Added
Vestmark Advisory Solutions, Inc.32,602$2.87M0.20%−1,174−3.5%Reduced
Virginia Retirement Systems Et Al32,700$2.88M0.03%−5,800−15.1%Reduced
Texas Permanent School Fund33,080$2.91M0.03%−461−1.4%Reduced
Rockefeller Capital Management L.P.33,167$2.92M0.02%+10,219+44.5%Added
Old Port Advisors33,536$3.00M1.08%+564+1.7%Added
Nisa Investment Advisors, LLC34,642$3.05M0.02%+22,722+190.6%Added
State of Tennessee, Treasury Department35,468$3.12M0.01%−250−0.7%Reduced
Foster & Motley Inc35,749$3.14M0.26%+5,406+17.8%Added
Banque Cantonale Vaudoise36,051$3.17M0.14%+7,907+28.1%Added
The PNC Financial Services Group, Inc.36,561$3.21M0.00%−405−1.1%Reduced
Winton Group Ltd37,557$3.30M0.18%−4,632−11.0%Reduced
Neuberger Berman Group LLC37,934$3.31M0.00%+3,576+10.4%Added
Cornerstone Investment Partners, LLC37,889$3.33M0.17%−12,774−25.2%Reduced
Integrated Advisors Network LLC37,911$3.33M0.25%+37,911New
Okabena Investment Services Inc38,976$3.43M1.61%−4,642−10.6%Reduced
British Columbia Investment Management Corp39,359$3.46M0.02%+1,478+3.9%Added
Cetera Investment Advisers39,413$3.47M0.06%+2,479+6.7%Added
USS Investment Management Ltd39,424$3.47M0.03%−9,200−18.9%Reduced
Jacobs Levy Equity Management, Inc39,872$3.51M0.02%−236,193−85.6%Reduced
Pitcairn Co40,026$3.52M0.24%−10,843−21.3%Reduced
M&G Investment Management Ltd41,019$3.61M0.02%+41,019New
Stephens Inc41,435$3.64M0.05%−881−2.1%Reduced
AlphaCrest Capital Management LLC41,738$3.67M0.16%+9,322+28.8%Added
Meritage Portfolio Management41,981$3.69M0.22%+238+0.6%Added
Aigen Investment Management, LP41,995$3.69M0.64%+41,995New
Panview Asian Equity Master Fund138,200$3.69M2.93%+138,200New
Westpac Banking Corp42,205$3.71M0.04%+42,205New
ProShare Advisors LLC42,423$3.73M0.01%+2,506+6.3%Added