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.
| 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, Q2 2021
Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 24,215,286 | $2.13B | 0.05% | −951,493−3.8% | Reduced |
| ValueAct Holdings, L.P.SuperinvestorValueAct Capital | 17,377,070 | $1.53B | 16.93% | −5,634,153−24.5% | Reduced |
| BlackRock Inc. | 15,798,731 | $1.39B | 0.04% | +739,001+4.9% | Added |
| JPMorgan Chase & Co | 12,481,591 | $1.10B | 0.14% | +1,727,508+16.1% | Added |
| Clearbridge Investments, LLC | 10,402,810 | $914.7M | 0.64% | −1,528,100−12.8% | Reduced |
| FMR LLC | 10,039,598 | $882.8M | 0.07% | −4,761,036−32.2% | Reduced |
| State Street Corp | 9,373,834 | $824.2M | 0.04% | +184,040+2.0% | Added |
| Bank of America Corp | 7,783,982 | $684.4M | 0.08% | −215,876−2.7% | Reduced |
| LSV Asset Management | 6,028,352 | $530.1M | 0.90% | +194,420+3.3% | Added |
| Morgan Stanley | 4,024,828 | $353.9M | 0.05% | −48,594−1.2% | Reduced |
| Geode Capital Management, LLC | 3,257,913 | $285.7M | 0.04% | +180,929+5.9% | Added |
| Invesco Ltd. | 2,570,327 | $226.0M | 0.06% | −191,034−6.9% | Reduced |
| Northern Trust Corp | 2,286,809 | $201.1M | 0.04% | −40,085−1.7% | Reduced |
| Bank of New York Mellon Corp | 2,206,122 | $194.0M | 0.04% | −39,532−1.8% | Reduced |
| Janus Henderson Group PLC | 2,163,224 | $190.2M | 0.08% | +104,008+5.1% | Added |
| Legal & General Group Plc | 2,099,969 | $184.7M | 0.06% | +92,246+4.6% | Added |
| Norges Bank | 2,025,368 | $178.1M | 0.04% | +235,720+13.2% | Added |
| Dimensional Fund Advisors LP | 1,801,475 | $158.4M | 0.05% | −98,326−5.2% | Reduced |
| Allianz Asset Management GmbH | 1,671,439 | $147.0M | 0.13% | −262,522−13.6% | Reduced |
| Parametric Portfolio Associates LLC | 1,554,704 | $136.7M | 0.08% | −21,506−1.4% | Reduced |
| Polar Capital Holdings Plc | 1,442,740 | $126.9M | 0.69% | +1,442,740 | New |
| Wells Fargo & Company | 1,329,252 | $116.9M | 0.03% | −97,520−6.8% | Reduced |
| Parnassus Investments | 1,246,543 | $109.6M | 0.24% | +1,246,543 | New |
| Swedbank AB | 1,215,966 | $106.9M | 0.20% | −586,749−32.5% | Reduced |
| Wellington Management Group LLP | 1,200,471 | $105.6M | 0.02% | +471,874+64.8% | Added |
| Robeco Institutional Asset Management B.V. | 1,143,251 | $100.5M | 0.22% | +219,953+23.8% | Added |
| Charles Schwab Investment Management Inc | 1,041,054 | $91.5M | 0.03% | +5,292+0.5% | Added |
| Goldman Sachs Group Inc | 915,824 | $80.5M | 0.02% | −63,758−6.5% | Reduced |
| Macquarie Group Ltd | 880,637 | $77.4M | 0.06% | +845,512+2,407.2% | Added |
| Swiss National Bank | 868,553 | $76.4M | 0.05% | −21,489−2.4% | Reduced |
| American Century Companies Inc | 800,641 | $70.4M | 0.05% | +767,113+2,288.0% | Added |
| Susquehanna International Group, LLP | 739,011 | $65.0M | 0.07% | +620,956+526.0% | Added |
| O'Shaughnessy Asset Management, LLC | 664,516 | $58.4M | 1.16% | −232,341−25.9% | Reduced |
| Millennium Management LLC | 646,540 | $56.9M | 0.07% | +321,953+99.2% | Added |
| Two Sigma Advisers, LP | 640,900 | $56.4M | 0.15% | −71,600−10.0% | Reduced |
| Partners Capital Investment Group, LLP | 640,895 | $56.4M | 2.51% | −41,811−6.1% | Reduced |
| Raymond James & Associates | 618,597 | $54.4M | 0.05% | −20,544−3.2% | Reduced |
| Voloridge Investment Management, LLC | 613,293 | $53.9M | 0.37% | +472,195+334.7% | Added |
| Cacti Asset Management LLC | 622,851 | $53.9M | 4.44% | 00.0% | Unchanged |
| Assetmark, Inc | 596,409 | $52.4M | 0.24% | +4,415+0.7% | Added |
| Ameriprise Financial Inc | 588,299 | $51.7M | 0.02% | −70,598−10.7% | Reduced |
| Amundi | 505,044 | $44.4M | 0.03% | +505,044 | New |
| Citigroup Inc | 503,043 | $44.2M | 0.04% | +31,247+6.6% | Added |
| UBS Group AG | 497,895 | $43.8M | 0.02% | +52,436+11.8% | Added |
| APG Asset Management N.V. | 574,970 | $42.6M | 0.07% | −56,436−8.9% | Reduced |
| AustralianSuper Pty Ltd | 475,290 | $41.8M | 0.29% | −82,691−14.8% | Reduced |
| California Public Employees Retirement System | 457,680 | $40.2M | 0.03% | −25,698−5.3% | Reduced |
| Royal Bank of Canada | 440,441 | $38.7M | 0.01% | +15,806+3.7% | Added |
| Victory Capital Management Inc | 434,885 | $38.2M | 0.04% | +45,288+11.6% | Added |
| Jupiter Asset Management Ltd | 423,983 | $37.3M | 0.38% | +423,983 | New |
| KBC Group NV | 419,796 | $36.9M | 0.13% | −115,470−21.6% | Reduced |
| Bank of Montreal | 418,199 | $36.7M | 0.02% | +31,122+8.0% | Added |
| First Trust Advisors LP | 413,626 | $36.4M | 0.04% | −2,440,475−85.5% | Reduced |
| PGGM Investments | 400,570 | $35.2M | 0.15% | −182,427−31.3% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 398,181 | $35.0M | 0.07% | −5,754−1.4% | Reduced |
| Storebrand Asset Management AS | 377,752 | $33.2M | 0.16% | −5,322−1.4% | Reduced |
| Alliancebernstein L.P. | 373,106 | $32.8M | 0.01% | +65,002+21.1% | Added |
| Stifel Financial Corp | 370,156 | $32.5M | 0.05% | −70,507−16.0% | Reduced |
| Credit Suisse AG | 351,669 | $30.9M | 0.02% | −301,015−46.1% | Reduced |
| Cookson Peirce & Co Inc | 342,386 | $30.1M | 1.87% | +40,749+13.5% | Added |
| DekaBank Deutsche Girozentrale | 327,450 | $28.7M | 0.08% | −348,671−51.6% | Reduced |
| Nordea Investment Management AB | 315,399 | $27.7M | 0.04% | −14,016−4.3% | Reduced |
| Teachers Retirement System of the State of Kentucky | 313,190 | $27.5M | 0.25% | +241,790+338.6% | Added |
| Price T Rowe Associates Inc | 311,018 | $27.3M | 0.00% | −12,000−3.7% | Reduced |
| Hosking Partners LLP | 298,220 | $26.2M | 0.58% | −4,009−1.3% | Reduced |
| Todd Asset Management LLC | 296,994 | $26.1M | 0.59% | +242,494+444.9% | Added |
| Alps Advisors Inc | 259,621 | $22.8M | 0.20% | −41,495−13.8% | Reduced |
| Balyasny Asset Management LLC | 258,801 | $22.8M | 0.12% | +258,801 | New |
| Ensign Peak Advisors, Inc | 258,010 | $22.7M | 0.05% | −106,675−29.3% | Reduced |
| Envestnet Asset Management Inc | 257,759 | $22.7M | 0.01% | +4,134+1.6% | Added |
| Principal Financial Group Inc | 253,465 | $22.3M | 0.01% | +9,218+3.8% | Added |
| Cubist Systematic Strategies, LLC | 249,452 | $21.9M | 0.25% | +217,093+670.9% | Added |
| New York State Teachers Retirement System | 248,967 | $21.9M | 0.05% | −11,355−4.4% | Reduced |
| QS Investors, LLC | 225,086 | $19.8M | 0.23% | −30,043−11.8% | Reduced |
| Guggenheim Capital LLC | 205,970 | $18.1M | 0.11% | −41,602−16.8% | Reduced |
| Manufacturers Life Insurance Company, The | 191,141 | $16.8M | 0.01% | −3,938−2.0% | Reduced |
| Oregon Public Employees Retirement Fund | 189,056 | $16.6M | 0.19% | +28,746+17.9% | Added |
| Prudential Financial Inc | 184,757 | $16.2M | 0.02% | +1,307+0.7% | Added |
| Chartwell Investment Partners, LLC | 182,583 | $16.1M | 0.47% | +17,122+10.3% | Added |
| Advisors Capital Management, LLC | 181,310 | $15.9M | 0.51% | −66,158−26.7% | Reduced |
| Rhumbline Advisers | 177,395 | $15.6M | 0.02% | −3,588−2.0% | Reduced |
| State of Wisconsin Investment Board | 174,605 | $15.4M | 0.03% | +18,108+11.6% | Added |
| TD Asset Management Inc | 169,634 | $14.9M | 0.02% | +48,564+40.1% | Added |
| AMP Capital Investors Ltd | 159,431 | $14.0M | 0.07% | −11,774−6.9% | Reduced |
| Qube Research & Technologies Ltd | 157,297 | $13.8M | 0.17% | +157,297 | New |
| AQR Capital Management LLC | 156,326 | $13.7M | 0.02% | −119,277−43.3% | Reduced |
| Caisse de Depot Et Placement du Quebec | 153,489 | $13.5M | 0.03% | +19,117+14.2% | Added |
| Citadel Advisors LLC | 153,381 | $13.5M | 0.01% | +149,928+4,342.0% | Added |
| Asset Management One Co.,Ltd. | 145,093 | $12.8M | 0.05% | −10,762−6.9% | Reduced |
| LPL Financial LLC | 141,822 | $12.5M | 0.01% | +3,946+2.9% | Added |
| Eaton Vance Management | 141,325 | $12.4M | 0.02% | +4,826+3.5% | Added |
| Mackenzie Financial Corp | 138,632 | $12.2M | 0.02% | −77,470−35.8% | Reduced |
| PFS Investments Inc. | 138,209 | $12.2M | 0.28% | +14,189+11.4% | Added |
| Marshall Wace North America L.P. | 136,564 | $12.0M | 0.05% | +133,829+4,893.2% | Added |
| State of Alaska, Department of Revenue | 135,316 | $11.9M | 0.12% | −9,478−6.5% | Reduced |
| Churchill Management Corp | 135,186 | $11.9M | 0.18% | −368−0.3% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 128,744 | $11.3M | 0.04% | −9,067−6.6% | Reduced |
| Rodgers Brothers Inc. | 128,521 | $11.3M | 2.16% | +3,675+2.9% | Added |
| State of New Jersey Common Pension Fund D | 128,229 | $11.3M | 0.04% | −9,355−6.8% | Reduced |
| Andra AP-fonden | 126,200 | $11.1M | 0.23% | −46,400−26.9% | Reduced |