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, Q4 2025
Institutional positions in Seagate Technology Holdings plc as of Dec 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
- 1,280
- +170 vs. Q3 2025
- Shares held
- 194.4M
- +515.6K (+0.3%) vs. Q3 2025
- Total value
- $53.5B
- +$7.82B (+17.1%) vs. Q3 2025
- New holders
- 256
- 448 more added
- Sold out
- 86
- 408 more reduced
16 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 28,119,431 | $7.74B | 0.11% | −20,856−0.1% | Reduced |
| Sanders Capital, LLC | 17,180,892 | $4.73B | 5.45% | −360,374−2.1% | Reduced |
| BlackRock, Inc. | 16,116,926 | $4.44B | 0.08% | +1,719,382+11.9% | Added |
| State Street Corp | 9,370,805 | $2.59B | 0.09% | +94,527+1.0% | Added |
| Invesco Ltd. | 7,356,719 | $2.03B | 0.19% | +5,545,698+306.2% | Added |
| JPMorgan Chase & Co | 6,997,975 | $1.93B | 0.13% | −6,934,821−49.8% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 5,416,242 | $1.49B | 1.31% | +4,426,486+447.2% | Added |
| Morgan Stanley | 5,317,516 | $1.46B | 0.09% | +258,151+5.1% | Added |
| WCM Investment Management, LLC | 5,154,872 | $1.44B | 2.97% | −28,077−0.5% | Reduced |
| Geode Capital Management, LLC | 4,896,815 | $1.34B | 0.08% | +234,436+5.0% | Added |
| Capital Research Global Investors | 4,511,989 | $1.24B | 0.23% | −1,677,655−27.1% | Reduced |
| Bank of America Corp | 4,280,605 | $1.18B | 0.09% | −3,309,305−43.6% | Reduced |
| Franklin Resources Inc | 4,026,126 | $1.11B | 0.27% | −4,041,090−50.1% | Reduced |
| FMR LLC | 3,759,659 | $1.04B | 0.05% | +1,778,433+89.8% | Added |
| Arrowstreet Capital, Limited Partnership | 3,193,063 | $879.3M | 0.52% | +243,551+8.3% | Added |
| Goldman Sachs Group Inc | 2,755,671 | $758.9M | 0.11% | −970,355−26.0% | Reduced |
| Massachusetts Financial Services Co | 2,008,516 | $553.1M | 0.18% | +1,883,769+1,510.1% | Added |
| Northern Trust Corp | 1,900,632 | $523.4M | 0.07% | −19,697−1.0% | Reduced |
| Norges Bank | 1,809,661 | $498.4M | 0.05% | +1,809,661 | New |
| Deutsche Bank AG | 1,599,962 | $440.6M | 0.14% | +807,962+102.0% | Added |
| Legal & General Group Plc | 1,524,131 | $419.7M | 0.09% | −11,544−0.8% | Reduced |
| UBS Asset Management Americas Inc | 1,480,324 | $407.7M | 0.09% | +24,761+1.7% | Added |
| Charles Schwab Investment Management Inc | 1,377,792 | $379.4M | 0.06% | +7,113+0.5% | Added |
| Bank of New York Mellon Corp | 1,241,951 | $342.0M | 0.06% | +196,123+18.8% | Added |
| Polar Capital Holdings Plc | 1,229,410 | $338.6M | 1.55% | −249,959−16.9% | Reduced |
| Price T Rowe Associates Inc | 1,163,201 | $320.3M | 0.03% | +319,601+37.9% | Added |
| Royal Bank of Canada | 1,034,384 | $284.9M | 0.05% | −410.0% | Reduced |
| National Pension Service | 997,223 | $274.6M | 0.20% | +747,102+298.7% | Added |
| Russell Investments Group, Ltd. | 956,707 | $263.8M | 0.29% | +28,195+3.0% | Added |
| Canada Pension Plan Investment Board | 909,394 | $250.4M | 0.17% | +110,283+13.8% | Added |
| Dimensional Fund Advisors LP | 899,066 | $247.6M | 0.05% | +488+0.1% | Added |
| AQR Capital Management LLC | 852,472 | $234.8M | 0.12% | +138,187+19.3% | Added |
| BNP Paribas Arbitrage, SA | 821,811 | $226.3M | 0.14% | +174,312+26.9% | Added |
| Castle Hook Partners LP | 802,414 | $221.0M | 3.18% | −133,337−14.2% | Reduced |
| D. E. Shaw & Co., Inc. | 796,472 | $219.3M | 0.17% | −1,208,914−60.3% | Reduced |
| Bank of Montreal | 794,043 | $218.7M | 0.09% | +474,421+148.4% | Added |
| Nuveen, LLC | 780,601 | $215.0M | 0.06% | +174,453+28.8% | Added |
| Barclays PLC | 779,811 | $214.8M | 0.09% | +219,245+39.1% | Added |
| Holocene Advisors, LP | 759,114 | $209.1M | 0.44% | +571,106+303.8% | Added |
| Atalan Capital Partners, LP | 746,600 | $205.6M | 14.63% | 00.0% | Unchanged |
| Amundi | 730,206 | $201.1M | 0.05% | +257,215+54.4% | Added |
| Egerton Capital (UK) LLP | 729,325 | $200.8M | 2.18% | −863,658−54.2% | Reduced |
| Acadian Asset Management LLC | 670,900 | $184.7M | 0.30% | +615,250+1,105.6% | Added |
| Maple Rock Capital Partners Inc. | 665,852 | $183.4M | 6.06% | −74,500−10.1% | Reduced |
| KBC Group NV | 638,613 | $175.9M | 0.40% | +12,640+2.0% | Added |
| Boston Partners | 610,811 | $168.3M | 0.17% | −761,292−55.5% | Reduced |
| Los Angeles Capital Management LLC | 610,610 | $163.8M | 0.56% | −41,361−6.3% | Reduced |
| Swiss National Bank | 583,500 | $160.7M | 0.10% | −28,200−4.6% | Reduced |
| First Trust Advisors LP | 559,305 | $154.0M | 0.11% | +108,522+24.1% | Added |
| UBS Group AG | 557,333 | $153.5M | 0.03% | −385,556−40.9% | Reduced |
| Squarepoint Ops LLC | 548,858 | $151.2M | 0.30% | +400,758+270.6% | Added |
| Cacti Asset Management LLC | 530,397 | $149.2M | 9.21% | −9,361−1.7% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 518,806 | $142.9M | 0.08% | +6,028+1.2% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 477,658 | $137.3M | 0.09% | +46,753+10.8% | Added |
| Artemis Investment Management LLP | 493,484 | $135.9M | 1.64% | +284,434+136.1% | Added |
| Soroban Capital Partners LP | 534,364 | $126.1M | 0.92% | 00.0% | Unchanged |
| Swedbank AB | 423,211 | $116.5M | 0.11% | +377,630+828.5% | Added |
| Ameriprise Financial Inc | 410,999 | $113.2M | 0.03% | +203,476+98.0% | Added |
| Raymond James Financial Inc | 406,041 | $111.8M | 0.03% | −63,806−13.6% | Reduced |
| Point72 Asset Management, L.P. | 397,594 | $109.5M | 0.17% | −137,406−25.7% | Reduced |
| Primecap Management Co | 384,282 | $105.8M | 0.08% | −270,275−41.3% | Reduced |
| Renaissance Technologies LLC | 381,893 | $105.2M | 0.16% | +324,829+569.2% | Added |
| ProShare Advisors LLC | 380,854 | $104.9M | 0.19% | +335,431+738.5% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 378,179 | $104.1M | 0.27% | +319,668+546.3% | Added |
| Wells Fargo & Company | 366,752 | $101.0M | 0.02% | −410,927−52.8% | Reduced |
| Citigroup Inc | 364,607 | $100.4M | 0.07% | −468,015−56.2% | Reduced |
| California Public Employees Retirement System | 357,775 | $98.5M | 0.06% | +1,123+0.3% | Added |
| Alyeska Investment Group, L.P. | 346,676 | $95.5M | 0.27% | +346,676 | New |
| Colony Group, LLC | 328,392 | $90.5M | 0.10% | +134,188+69.1% | Added |
| Trivest Advisors Ltd | 324,000 | $89.2M | 4.07% | −398,000−55.1% | Reduced |
| Oxbow Capital Management (HK) Ltd | 314,624 | $86.6M | 24.04% | −128,376−29.0% | Reduced |
| M&G Plc | 314,388 | $86.5M | 0.44% | −85,076−21.3% | Reduced |
| California State Teachers Retirement System | 307,386 | $84.7M | 0.08% | −8,669−2.7% | Reduced |
| Avala Global LP | 303,430 | $83.6M | 4.00% | −230,000−43.1% | Reduced |
| SEI Investments Co | 299,632 | $82.5M | 0.08% | +247,937+479.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 293,012 | $80.7M | 0.14% | +284,593+3,380.4% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 292,682 | $80.6M | 0.12% | +143,431+96.1% | Added |
| Amanah Holdings Trust | 289,774 | $79.8M | 11.69% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 281,983 | $77.7M | 0.09% | −120,361−29.9% | Reduced |
| Bridgewater Associates, LP | 279,977 | $77.1M | 0.28% | +117,869+72.7% | Added |
| Rokos Capital Management LLP | 279,895 | $77.1M | 1.13% | −210,688−42.9% | Reduced |
| Envestnet Asset Management Inc | 274,205 | $75.5M | 0.02% | −45,340−14.2% | Reduced |
| LPL Financial LLC | 247,287 | $68.1M | 0.02% | −11,488−4.4% | Reduced |
| Principal Financial Group Inc | 242,898 | $66.9M | 0.03% | +13,304+5.8% | Added |
| SG Americas Securities, LLC | 239,965 | $66.1M | 0.09% | +212,407+770.8% | Added |
| Storebrand Asset Management AS | 239,732 | $66.0M | 0.18% | −2,796−1.2% | Reduced |
| Rhumbline Advisers | 236,597 | $65.2M | 0.05% | −1,921−0.8% | Reduced |
| National Bank of Canada | 235,002 | $64.7M | 0.07% | +61,522+35.5% | Added |
| Korea Investment CORP | 228,575 | $62.9M | 0.12% | +57,438+33.6% | Added |
| Federated Hermes, Inc. | 224,609 | $61.9M | 0.10% | +224,258+63,891.2% | Added |
| Ensign Peak Advisors, Inc | 212,368 | $58.5M | 0.10% | +121,027+132.5% | Added |
| WT Asset Management Ltd | 211,200 | $58.2M | 2.31% | +116,200+122.3% | Added |
| Wedge Capital Management L L P | 207,131 | $57.0M | 1.02% | −111,729−35.0% | Reduced |
| Victory Capital Management Inc | 206,610 | $56.9M | 0.03% | +91,440+79.4% | Added |
| Hawk Ridge Capital Management LP | 200,904 | $55.3M | 2.55% | −34,896−14.8% | Reduced |
| Virginia Retirement Systems Et Al | 199,800 | $55.0M | 0.33% | −47,500−19.2% | Reduced |
| Alliancebernstein L.P. | 196,770 | $54.2M | 0.02% | −37,266−15.9% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 192,110 | $52.9M | 0.26% | +123,463+179.9% | Added |
| Citadel Advisors LLC | 191,162 | $52.6M | 0.04% | +94,829+98.4% | Added |
| New York State Teachers Retirement System | 187,044 | $51.5M | 0.10% | +8,991+5.0% | Added |