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 2021
Institutional positions in Seagate Technology Holdings plc as of Sep 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
- 694
- +27 vs. Q2 2021
- Shares held
- 184.1M
- +347.2K (+0.2%) vs. Q2 2021
- Total value
- $15.2B
- −$951.2M (−5.9%) vs. Q2 2021
- New holders
- 88
- 261 more added
- Sold out
- 61
- 215 more reduced
12 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,973 | $181.1B |
| Q1 2026 | 1,472 | $74.2B |
| Q4 2025 | 1,280 | $53.5B |
| Q3 2025 | 1,126 | $45.8B |
| Q2 2025 | 956 | $28.8B |
| Q1 2025 | 801 | $16.9B |
| Q4 2024 | 806 | $16.6B |
| Q3 2024 | 821 | $20.4B |
| Q2 2024 | 799 | $19.3B |
| Q1 2024 | 768 | $17.2B |
| Q4 2023 | 730 | $16.2B |
| Q3 2023 | 657 | $12.3B |
| Q2 2023 | 660 | $11.0B |
| Q1 2023 | 673 | $12.1B |
| Q4 2022 | 643 | $9.40B |
| Q3 2022 | 666 | $9.29B |
| Q2 2022 | 714 | $12.5B |
| Q1 2022 | 703 | $15.4B |
| Q4 2021 | 794 | $20.4B |
| Q3 2021 | 694 | $15.2B |
| Q2 2021 | 679 | $16.2B |
| Q1 2021 | 678 | $15.5B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 24,530,214 | $2.02B | 0.05% | +314,928+1.3% | Added |
| ValueAct Holdings, L.P.SuperinvestorValueAct Capital | 17,377,070 | $1.43B | 16.61% | 00.0% | Unchanged |
| BlackRock Inc. | 15,980,483 | $1.32B | 0.04% | +181,752+1.2% | Added |
| JPMorgan Chase & Co | 13,280,676 | $1.10B | 0.15% | +799,085+6.4% | Added |
| Clearbridge Investments, LLC | 10,253,106 | $846.1M | 0.60% | −149,704−1.4% | Reduced |
| State Street Corp | 9,136,717 | $760.0M | 0.04% | −237,117−2.5% | Reduced |
| FMR LLC | 8,203,886 | $677.0M | 0.05% | −1,835,712−18.3% | Reduced |
| Bank of America Corp | 7,887,942 | $650.9M | 0.07% | +103,960+1.3% | Added |
| LSV Asset Management | 5,851,912 | $482.9M | 0.87% | −176,440−2.9% | Reduced |
| Morgan Stanley | 4,194,824 | $346.2M | 0.05% | +169,996+4.2% | Added |
| Geode Capital Management, LLC | 3,426,133 | $282.0M | 0.04% | +168,220+5.2% | Added |
| Bank of New York Mellon Corp | 2,447,561 | $202.0M | 0.04% | +241,439+10.9% | Added |
| Northern Trust Corp | 2,385,593 | $196.9M | 0.03% | +98,784+4.3% | Added |
| Legal & General Group Plc | 2,222,453 | $183.4M | 0.06% | +122,484+5.8% | Added |
| Norges Bank | 1,982,570 | $163.6M | 0.04% | −42,798−2.1% | Reduced |
| Allianz Asset Management GmbH | 1,978,296 | $163.2M | 0.14% | +306,857+18.4% | Added |
| Invesco Ltd. | 1,917,405 | $158.2M | 0.04% | −652,922−25.4% | Reduced |
| Janus Henderson Group PLC | 1,816,715 | $149.9M | 0.07% | −346,509−16.0% | Reduced |
| Dimensional Fund Advisors LP | 1,710,633 | $141.2M | 0.05% | −90,842−5.0% | Reduced |
| Wellington Management Group LLP | 1,361,109 | $112.3M | 0.02% | +160,638+13.4% | Added |
| Polar Capital Holdings Plc | 1,333,776 | $110.1M | 0.61% | −108,964−7.6% | Reduced |
| Wells Fargo & Company | 1,268,520 | $104.7M | 0.02% | −60,732−4.6% | Reduced |
| Parnassus Investments | 1,246,543 | $102.9M | 0.22% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 1,218,334 | $100.5M | 0.03% | +302,510+33.0% | Added |
| UBS Asset Management Americas Inc | 1,217,631 | $100.5M | 0.04% | +1,217,631 | New |
| Robeco Institutional Asset Management B.V. | 1,155,354 | $95.3M | 0.21% | +12,103+1.1% | Added |
| Swedbank AB | 1,113,514 | $91.9M | 0.17% | −102,452−8.4% | Reduced |
| Parametric Portfolio Associates LLC | 1,097,498 | $90.6M | 0.05% | −457,206−29.4% | Reduced |
| Charles Schwab Investment Management Inc | 1,061,914 | $87.6M | 0.03% | +20,860+2.0% | Added |
| Macquarie Group Ltd | 973,601 | $80.3M | 0.07% | +92,964+10.6% | Added |
| Sanders Capital, LLC | 939,899 | $77.6M | 0.18% | +939,899 | New |
| Swiss National Bank | 814,253 | $67.2M | 0.04% | −54,300−6.3% | Reduced |
| Two Sigma Advisers, LP | 732,300 | $60.4M | 0.16% | +91,400+14.3% | Added |
| Antipodes Partners Ltd | 717,129 | $59.2M | 2.02% | +717,129 | New |
| Partners Capital Investment Group, LLP | 650,030 | $53.6M | 2.46% | +9,135+1.4% | Added |
| Raymond James & Associates | 638,505 | $52.7M | 0.05% | +19,908+3.2% | Added |
| Ameriprise Financial Inc | 624,312 | $51.5M | 0.02% | +36,013+6.1% | Added |
| Voloridge Investment Management, LLC | 617,218 | $50.9M | 0.33% | +3,925+0.6% | Added |
| Cacti Asset Management LLC | 602,651 | $49.7M | 4.22% | −20,200−3.2% | Reduced |
| KBC Group NV | 594,754 | $49.1M | 0.18% | +174,958+41.7% | Added |
| Royal Bank of Canada | 590,401 | $48.7M | 0.01% | +149,960+34.0% | Added |
| Assetmark, Inc | 581,897 | $48.0M | 0.22% | −14,512−2.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 525,157 | $43.3M | 0.89% | −139,359−21.0% | Reduced |
| Amundi | 517,841 | $42.7M | 0.03% | +12,797+2.5% | Added |
| American Century Companies Inc | 493,196 | $40.7M | 0.03% | −307,445−38.4% | Reduced |
| AustralianSuper Pty Ltd | 491,095 | $40.5M | 0.26% | +15,805+3.3% | Added |
| Bank of Montreal | 480,179 | $40.0M | 0.02% | +61,980+14.8% | Added |
| APG Asset Management N.V. | 542,470 | $38.6M | 0.07% | −32,500−5.7% | Reduced |
| California Public Employees Retirement System | 455,009 | $37.5M | 0.03% | −2,671−0.6% | Reduced |
| GAM Holding AG | 435,371 | $35.9M | 1.67% | +435,371 | New |
| Two Sigma Investments, LP | 387,549 | $32.0M | 0.09% | +377,340+3,696.2% | Added |
| Arrowstreet Capital, Limited Partnership | 383,279 | $31.6M | 0.04% | +262,079+216.2% | Added |
| Storebrand Asset Management AS | 375,465 | $31.0M | 0.15% | −2,287−0.6% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 365,192 | $30.1M | 0.07% | −32,989−8.3% | Reduced |
| First Trust Advisors LP | 361,141 | $29.8M | 0.03% | −52,485−12.7% | Reduced |
| Victory Capital Management Inc | 348,581 | $28.8M | 0.03% | −86,304−19.8% | Reduced |
| Cookson Peirce & Co Inc | 345,387 | $28.5M | 1.74% | +3,001+0.9% | Added |
| Credit Suisse AG | 323,460 | $26.7M | 0.02% | −28,209−8.0% | Reduced |
| Stifel Financial Corp | 311,075 | $25.7M | 0.04% | −59,081−16.0% | Reduced |
| UBS Group AG | 307,224 | $25.4M | 0.01% | −190,671−38.3% | Reduced |
| Price T Rowe Associates Inc | 305,374 | $25.2M | 0.00% | −5,644−1.8% | Reduced |
| Nordea Investment Management AB | 296,942 | $24.7M | 0.03% | −18,457−5.9% | Reduced |
| Alliancebernstein L.P. | 281,767 | $23.3M | 0.01% | −91,339−24.5% | Reduced |
| Ensign Peak Advisors, Inc | 279,821 | $23.1M | 0.05% | +21,811+8.5% | Added |
| Alps Advisors Inc | 275,264 | $22.7M | 0.22% | +15,643+6.0% | Added |
| Hosking Partners LLP | 268,213 | $22.1M | 0.55% | −30,007−10.1% | Reduced |
| Envestnet Asset Management Inc | 256,211 | $21.1M | 0.01% | −1,548−0.6% | Reduced |
| Citigroup Inc | 255,076 | $21.0M | 0.02% | −247,967−49.3% | Reduced |
| Principal Financial Group Inc | 247,620 | $20.4M | 0.01% | −5,845−2.3% | Reduced |
| New York State Teachers Retirement System | 245,614 | $20.3M | 0.04% | −3,353−1.3% | Reduced |
| Franklin Resources Inc | 243,669 | $20.1M | 0.01% | +222,381+1,044.6% | Added |
| DekaBank Deutsche Girozentrale | 213,832 | $17.8M | 0.05% | −113,618−34.7% | Reduced |
| PGGM Investments | 204,890 | $16.9M | 0.09% | −195,680−48.9% | Reduced |
| Jane Street Group, LLC | 198,657 | $16.4M | 0.04% | +174,333+716.7% | Added |
| Rhumbline Advisers | 192,903 | $15.9M | 0.02% | +15,508+8.7% | Added |
| Manufacturers Life Insurance Company, The | 192,311 | $15.9M | 0.01% | +1,170+0.6% | Added |
| Oregon Public Employees Retirement Fund | 190,428 | $15.7M | 0.18% | +1,372+0.7% | Added |
| TD Asset Management Inc | 188,359 | $15.5M | 0.02% | +18,725+11.0% | Added |
| Advisors Capital Management, LLC | 187,717 | $15.5M | 0.47% | +6,407+3.5% | Added |
| California State Teachers Retirement System | 182,945 | $15.1M | 0.02% | +152,119+493.5% | Added |
| Chartwell Investment Partners, LLC | 182,827 | $15.1M | 0.47% | +244+0.1% | Added |
| Parallax Volatility Advisers, L.P. | 177,551 | $14.7M | 0.16% | +177,551 | New |
| Prudential Financial Inc | 175,805 | $14.6M | 0.02% | −8,952−4.8% | Reduced |
| Guggenheim Capital LLC | 173,478 | $14.3M | 0.09% | −32,492−15.8% | Reduced |
| LPL Financial LLC | 172,344 | $14.2M | 0.01% | +30,522+21.5% | Added |
| Caisse de Depot Et Placement du Quebec | 165,089 | $13.6M | 0.03% | +11,600+7.6% | Added |
| Andra AP-fonden | 159,400 | $13.2M | 0.27% | +33,200+26.3% | Added |
| State of Wisconsin Investment Board | 154,859 | $12.8M | 0.03% | −19,746−11.3% | Reduced |
| Cubist Systematic Strategies, LLC | 151,782 | $12.5M | 0.16% | −97,670−39.2% | Reduced |
| Rodgers Brothers Inc. | 151,171 | $12.5M | 2.49% | +22,650+17.6% | Added |
| PFS Investments Inc. | 124,057 | $12.1M | 0.25% | −14,152−10.2% | Reduced |
| Asset Management One Co.,Ltd. | 143,758 | $11.9M | 0.05% | −1,335−0.9% | Reduced |
| State of Alaska, Department of Revenue | 140,206 | $11.6M | 0.12% | +4,890+3.6% | Added |
| D. E. Shaw & Co., Inc. | 137,754 | $11.4M | 0.01% | +81,373+144.3% | Added |
| Pictet Asset Management SA | 137,472 | $11.3M | 0.01% | +137,472 | New |
| AMP Capital Investors Ltd | 137,372 | $11.3M | 0.06% | −22,059−13.8% | Reduced |
| Eaton Vance Management | 140,922 | $11.2M | 0.02% | −403−0.3% | Reduced |
| Nicola Wealth Management Ltd. | 135,400 | $11.2M | 1.15% | +18,000+15.3% | Added |
| Churchill Management Corp | 132,145 | $10.9M | 0.16% | −3,041−2.2% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 129,938 | $10.7M | 0.04% | +1,194+0.9% | Added |