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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, Q1 2025

Institutional positions in Seagate Technology Holdings plc as of Mar 31, 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
801
+8 vs. Q4 2024
Shares held
199.3M
+7.84M (+4.1%) vs. Q4 2024
Total value
$16.9B
+$395.9M (+2.4%) vs. Q4 2024
New holders
102
280 more added
Sold out
94
288 more reduced

13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 801 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 heldQ1 2025: $16.9B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q4 2024.

Institutions holding STX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc28,743,126$2.44B0.04%+769,009+2.7%Added
JPMorgan Chase & Co18,920,792$1.61B0.12%+2,161,191+12.9%Added
Sanders Capital, LLC18,315,348$1.56B2.33%+1,785,196+10.8%Added
Capital Research Global Investors15,551,293$1.32B0.29%−69,869−0.4%Reduced
BlackRock, Inc.13,486,251$1.15B0.02%−78,607−0.6%Reduced
State Street Corp8,568,910$734.1M0.03%−137,729−1.6%Reduced
Franklin Resources Inc8,613,456$731.7M0.21%+6,733,601+358.2%Added
FMR LLC6,852,384$582.1M0.04%+193,664+2.9%Added
Morgan Stanley5,486,800$466.1M0.03%+896,296+19.5%Added
Geode Capital Management, LLC4,481,521$379.4M0.03%+186,296+4.3%Added
Bank of America Corp4,044,905$343.6M0.03%−598,373−12.9%Reduced
Slate Path Capital LP3,443,706$292.5M5.28%00.0%Unchanged
Invesco Ltd.2,861,418$243.1M0.05%+99,884+3.6%Added
UBS Group AG2,121,025$180.2M0.04%+304,363+16.8%Added
Balyasny Asset Management LLC2,049,946$174.1M0.44%+1,581,102+337.2%Added
Northern Trust Corp1,659,373$141.0M0.02%+3,674+0.2%Added
Royal Bank of Canada1,628,941$138.4M0.03%+12,424+0.8%Added
UBS Asset Management Americas Inc1,555,507$132.1M0.03%−71,757−4.4%Reduced
Sachem Head Capital Management LP1,490,000$126.6M5.07%+1,490,000New
Legal & General Group Plc1,480,989$125.8M0.03%+43,106+3.0%Added
Point72 Asset Management, L.P.1,369,962$116.4M0.33%−456,628−25.0%Reduced
Charles Schwab Investment Management Inc1,365,906$116.0M0.02%+3,007+0.2%Added
Deutsche Bank AG1,181,460$100.4M0.04%+50,699+4.5%Added
Goldman Sachs Group Inc1,056,220$89.7M0.02%−1,277,394−54.7%Reduced
Bank of New York Mellon Corp1,018,641$86.5M0.02%−44,016−4.1%Reduced
Dimensional Fund Advisors LP994,307$84.5M0.02%+11,658+1.2%Added
Allianz Asset Management GmbH984,274$83.6M0.12%−23,405−2.3%Reduced
Wells Fargo & Company981,278$83.4M0.02%−15,116−1.5%Reduced
Russell Investments Group, Ltd.949,045$80.6M0.11%+351,258+58.8%Added
Wellington Management Group LLP933,996$79.3M0.02%+906,840+3,339.4%Added
Clearbridge Investments, LLC913,523$77.6M0.07%−709,916−43.7%Reduced
California Public Employees Retirement System853,328$72.5M0.05%−23,386−2.7%Reduced
Primecap Management Co830,455$70.5M0.06%+68,300+9.0%Added
BNP Paribas Arbitrage, SA745,708$63.3M0.05%−145,605−16.3%Reduced
Los Angeles Capital Management LLC732,910$62.3M0.28%−8,682−1.2%Reduced
Junto Capital Management LP696,971$59.2M1.36%−1,710−0.2%Reduced
Janus Henderson Group PLC676,186$57.4M0.03%+5,210+0.8%Added
Millennium Management LLC660,803$56.1M0.05%−474,482−41.8%Reduced
AQR Capital Management LLC640,819$53.8M0.06%−34,924−5.2%Reduced
Delta Global Management LP625,265$53.1M3.83%+153,520+32.5%Added
Maple Rock Capital Partners Inc.610,906$51.9M3.79%+336,006+122.2%Added
Norges Bank600,464$51.0M0.01%+302,363+101.4%Added
Wedge Capital Management L L P597,903$50.8M0.98%+597,903New
Swiss National Bank596,600$50.7M0.04%+2,000+0.3%Added
Barclays PLC590,468$50.2M0.02%+33,025+5.9%Added
LMR Partners LLP589,554$50.1M1.01%+493,458+513.5%Added
Kerrisdale Advisers, LLC565,083$48.0M20.09%+425,337+304.4%Added
Cacti Asset Management LLC558,033$47.4M3.79%00.0%Unchanged
Sumitomo Mitsui Trust Holdings, Inc.496,784$42.2M0.03%+17,171+3.6%Added
M&G Plc465,095$39.5M0.19%+137,877+42.1%Added
Holocene Advisors, LP431,347$36.6M0.11%−158,670−26.9%Reduced
TCW Group Inc410,871$34.9M0.31%+57,969+16.4%Added
First Trust Advisors LP386,423$32.8M0.03%−41,996−9.8%Reduced
Raymond James Financial Inc383,871$32.6M0.01%+117,844+44.3%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.382,505$32.5M0.03%+44,304+13.1%Added
Sora Investors LLC374,029$31.8M3.85%+374,029New
Mizuho Markets Americas LLC361,002$30.7M0.67%+54,499+17.8%Added
Virginia Retirement Systems Et Al340,500$28.9M0.21%+340,500New
Amundi404,327$28.9M0.01%−37,738−8.5%Reduced
Rheos Capital Works Inc.331,500$28.2M2.29%00.0%Unchanged
Avala Global LP313,000$26.6M1.82%+313,000New
Colony Capital, Inc.312,134$26.5M2.15%−166,356−34.8%Reduced
Price T Rowe Associates Inc309,487$26.3M0.00%+10,440+3.5%Added
Advisors Capital Management, LLC285,365$24.2M0.38%−27,007−8.6%Reduced
Tairen Capital Ltd281,219$23.9M1.58%+281,219New
California State Teachers Retirement System279,816$23.8M0.03%+5,030+1.8%Added
Alps Advisors Inc278,831$23.7M0.14%+25,817+10.2%Added
Qube Research & Technologies Ltd266,062$22.6M0.04%−1,343,743−83.5%Reduced
Rhumbline Advisers245,734$20.9M0.02%+25,869+11.8%Added
Susquehanna Fundamental Investments, LLC239,024$20.3M0.34%+223,625+1,452.2%Added
Citadel Advisors LLC236,190$20.1M0.02%−370,148−61.0%Reduced
Principal Financial Group Inc228,071$19.4M0.01%−78,399−25.6%Reduced
Alliancebernstein L.P.227,763$19.3M0.01%+1,555+0.7%Added
Swiss Life Asset Management Ltd219,575$18.7M0.14%−37,089−14.5%Reduced
Duquesne Family Office LLCSuperinvestorDuquesne Family Office219,477$18.6M0.63%−1,344,599−86.0%Reduced
Citigroup Inc217,563$18.5M0.01%+31,606+17.0%Added
Twinbeech Capital LP215,823$18.3M0.33%−98,130−31.3%Reduced
Hallmark Capital Management Inc206,540$17.5M1.33%+206,540New
Bank of Montreal201,316$17.1M0.01%−11,493−5.4%Reduced
Nuveen, LLC200,796$17.1M0.01%+200,796New
Voloridge Investment Management, LLC198,801$16.9M0.06%+73,595+58.8%Added
LPL Financial LLC198,282$16.8M0.01%+28,364+16.7%Added
Victory Capital Management Inc195,955$16.6M0.02%+750.0%Added
National Pension Service195,399$16.6M0.02%−307,858−61.2%Reduced
New York State Teachers Retirement System182,668$15.5M0.04%−395−0.2%Reduced
Churchill Management Corp182,248$15.5M0.20%+1,378+0.8%Added
Talos Asset Management LP181,400$15.4M6.53%−18,100−9.1%Reduced
Mackenzie Financial Corp169,834$14.4M0.02%+150,064+759.0%Added
CCM Investment Advisers LLC156,634$13.3M1.63%+11,330+7.8%Added
Standard Life Aberdeen plc158,006$13.3M0.03%+87,855+125.2%Added
Aviva PLC148,034$12.6M0.03%+21,927+17.4%Added
TD Waterhouse Canada Inc.148,704$12.6M0.10%+56,253+60.8%Added
Korea Investment CORP147,454$12.5M0.03%+20,904+16.5%Added
Polar Asset Management Partners Inc.144,704$12.3M0.41%−38,896−21.2%Reduced
Walleye Trading LLC142,660$12.1M0.34%+23,709+19.9%Added
Arvin Capital Management LP140,634$11.9M4.39%−44,482−24.0%Reduced
State of Wisconsin Investment Board134,444$11.4M0.03%−33,436−19.9%Reduced
Panoramic Capital, LLC131,433$11.2M13.96%+112,433+591.8%Added
Man Group plc129,705$11.0M0.03%−223,745−63.3%Reduced
CIBC World Markets Inc.128,820$10.9M0.02%−11,501−8.2%Reduced