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 32 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 2025
Institutional positions in Seagate Technology Holdings plc as of Sep 30, 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
- 1,126
- +193 vs. Q2 2025
- Shares held
- 194.2M
- −3.26M (−1.6%) vs. Q2 2025
- Total value
- $45.8B
- +$17.3B (+60.5%) vs. Q2 2025
- New holders
- 276
- 370 more added
- Sold out
- 83
- 323 more reduced
23 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Seagate Technology Holdings plc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Coldstream Capital Management Inc | 8,553 | $2.02M | 0.03% | +3,667+75.1% | Added |
| Himension Fund | 8,560 | $2.02M | 0.12% | −4,368−33.8% | Reduced |
| Volterra Technologies LP | 8,573 | $2.02M | 1.34% | +8,573 | New |
| Private Advisory Group LLC | 8,581 | $2.03M | 0.18% | +8,581 | New |
| Snowden Capital Advisors LLC | 8,605 | $2.04M | 0.06% | +4,807+126.6% | Added |
| MSH Capital Advisors LLC | 8,731 | $2.06M | 0.55% | +717+8.9% | Added |
| Authentikos Wealth Advisory, LLC | 8,772 | $2.07M | 1.37% | 00.0% | Unchanged |
| Freestone Capital Holdings, LLC | 8,783 | $2.07M | 0.06% | −475−5.1% | Reduced |
| Elevated Capital Advisors, LLC | 8,849 | $2.09M | 0.52% | −3,902−30.6% | Reduced |
| Cerro Pacific Wealth Advisors LLC | 8,901 | $2.10M | 0.58% | −2,643−22.9% | Reduced |
| J.W. Cole Advisors, Inc. | 8,921 | $2.11M | 0.04% | +6,984+360.6% | Added |
| Kimelman & Baird, LLC | 9,025 | $2.13M | 0.17% | 00.0% | Unchanged |
| Rothschild Investment LLC | 9,177 | $2.17M | 0.12% | +51+0.6% | Added |
| Baker Avenue Asset Management, LP | 9,193 | $2.17M | 0.05% | +9,193 | New |
| Crossmark Global Holdings, Inc. | 9,251 | $2.18M | 0.03% | −792−7.9% | Reduced |
| Hilltop National Bank | 9,277 | $2.19M | 0.54% | −906−8.9% | Reduced |
| Qsemble Capital Management, LP | 9,384 | $2.22M | 0.22% | +9,384 | New |
| New Mexico Educational Retirement Board | 9,550 | $2.25M | 0.07% | −300−3.0% | Reduced |
| Quadrant Capital Group LLC | 9,588 | $2.26M | 0.07% | +116+1.2% | Added |
| Illinois Municipal Retirement Fund | 9,611 | $2.27M | 0.03% | +5,020+109.3% | Added |
| Mitchell & Pahl Private Wealth, LLC | 9,655 | $2.28M | 0.96% | 00.0% | Unchanged |
| Oddo BHF Asset Management SAS | 9,676 | $2.28M | 0.09% | +9,676 | New |
| Thrivent Financial for Lutherans | 9,711 | $2.29M | 0.00% | −3,289−25.3% | Reduced |
| Sara-Bay Financial | 9,766 | $2.31M | 0.64% | 00.0% | Unchanged |
| Transatlantique Private Wealth LLC | 9,791 | $2.31M | 0.76% | −1,531−13.5% | Reduced |
| SummitTX Capital, L.P. | 9,808 | $2.32M | 0.10% | +9,808 | New |
| State of Wyoming | 9,875 | $2.33M | 0.27% | −366−3.6% | Reduced |
| Community Bank & Trust, Waco, Texas | 9,878 | $2.33M | 0.48% | +332+3.5% | Added |
| Benjamin Edwards Inc | 9,893 | $2.34M | 0.03% | +1,806+22.3% | Added |
| Investment Management Corp of Ontario | 9,981 | $2.36M | 0.04% | +4,813+93.1% | Added |
| KP Management LLC | 10,000 | $2.36M | 0.83% | +10,000 | New |
| Farther Finance Advisors, LLC | 10,096 | $2.38M | 0.04% | +3,598+55.4% | Added |
| Fedenia Advisers LLC | 10,131 | $2.39M | 0.95% | +378+3.9% | Added |
| Brookstone Capital Management | 10,145 | $2.39M | 0.03% | −378−3.6% | Reduced |
| Metis Global Partners, LLC | 10,152 | $2.40M | 0.06% | −1,008−9.0% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 10,228 | $2.41M | 0.06% | 00.0% | Unchanged |
| Securian Asset Management, Inc | 10,260 | $2.42M | 0.06% | −711−6.5% | Reduced |
| EPG Wealth Management LLC | 10,290 | $2.43M | 0.67% | −100−1.0% | Reduced |
| Jones Financial Companies LLLP | 11,186 | $2.43M | 0.00% | +383+3.5% | Added |
| CAPROCK Group, Inc. | 14,568 | $2.44M | 0.06% | +14,568 | New |
| Gulf International Bank (UK) Ltd | 10,392 | $2.45M | 0.08% | −117−1.1% | Reduced |
| Employees Retirement System of Texas | 10,443 | $2.46M | 0.02% | +10,443 | New |
| CWM, LLC | 10,595 | $2.50M | 0.01% | +1,235+13.2% | Added |
| Dorsey Wright & Associates | 10,601 | $2.50M | 0.56% | +10,601 | New |
| Cyndeo Wealth Partners, LLC | 10,601 | $2.50M | 0.14% | −43−0.4% | Reduced |
| Estate Counselors, LLC | 10,834 | $2.56M | 0.22% | +10,834 | New |
| RSM US Wealth Management LLC | 10,857 | $2.57M | 0.03% | +3,185+41.5% | Added |
| AE Wealth Management LLC | 10,906 | $2.57M | 0.02% | +479+4.6% | Added |
| NorthCrest Asset Manangement, LLC | 11,480 | $2.58M | 0.06% | +15+0.1% | Added |
| Mizuho Securities USA LLC | 15,490 | $2.59M | 0.05% | +825+5.6% | Added |
| Catalyst Funds Management Pty Ltd | 11,100 | $2.62M | 0.40% | +11,100 | New |
| Summit Trail Advisors, LLC | 11,082 | $2.62M | 0.04% | +4,130+59.4% | Added |
| Meitav Dash Investments Ltd | 11,124 | $2.63M | 0.04% | +11,124 | New |
| Louisiana State Employees Retirement System | 11,200 | $2.64M | 0.04% | 00.0% | Unchanged |
| Norinchukin Bank, The | 11,205 | $2.65M | 0.04% | +819+7.9% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 11,243 | $2.65M | 0.15% | 00.0% | Unchanged |
| Aull & Monroe Investment Management Corp | 11,370 | $2.68M | 1.37% | −200−1.7% | Reduced |
| Pensionmark Financial Group, LLC | 11,606 | $2.74M | 0.06% | +6,997+151.8% | Added |
| Rodgers Brothers Inc. | 11,711 | $2.76M | 0.34% | −250−2.1% | Reduced |
| Avanza Fonder AB | 11,753 | $2.77M | 0.07% | −2,507−17.6% | Reduced |
| FNY Investment Advisers, LLC | 11,809 | $2.79M | 0.90% | +2,749+30.3% | Added |
| Dark Forest Capital Management LP | 11,886 | $2.81M | 0.11% | +3,091+35.1% | Added |
| Wiley Bros.-Aintree Capital, LLC | 11,909 | $2.83M | 0.02% | +2,627+28.3% | Added |
| Robeco Institutional Asset Management B.V. | 12,080 | $2.85M | 0.00% | −1,233−9.3% | Reduced |
| Counterpoint Mutual Funds LLC | 12,295 | $2.90M | 0.23% | +9,291+309.3% | Added |
| Arkadios Wealth Advisors | 12,464 | $2.94M | 0.07% | +1,156+10.2% | Added |
| Group One Trading, L.P. | 12,493 | $2.95M | 0.09% | +10,201+445.1% | Added |
| Apollon Wealth Management, LLC | 12,517 | $2.95M | 0.05% | −1,531−10.9% | Reduced |
| Sound View Wealth Advisors Group, LLC | 12,842 | $3.03M | 0.21% | −125−1.0% | Reduced |
| Equitable Trust Co | 12,844 | $3.03M | 0.14% | +12,844 | New |
| Bessemer Group Inc | 12,843 | $3.03M | 0.00% | +10,341+413.3% | Added |
| Ritholtz Wealth Management | 12,963 | $3.06M | 0.06% | +3,500+37.0% | Added |
| State Board of Administration of Florida Retirement System | 13,062 | $3.08M | 0.01% | 00.0% | Unchanged |
| First National Trust Co | 13,105 | $3.09M | 0.11% | 00.0% | Unchanged |
| Sig Brokerage, LP | 13,287 | $3.14M | 0.79% | +13,287 | New |
| Atria Investments LLC | 13,288 | $3.14M | 0.04% | +74+0.6% | Added |
| Steward Partners Investment Advisory, LLC | 13,569 | $3.20M | 0.02% | −418−3.0% | Reduced |
| Night Squared LP | 13,611 | $3.21M | 1.16% | +13,611 | New |
| National Asset Management, Inc. | 13,637 | $3.22M | 0.15% | +321+2.4% | Added |
| Hudson Bay Capital Management LP | 14,018 | $3.31M | 0.02% | +14,018 | New |
| Brighton Jones LLC | 14,342 | $3.39M | 0.08% | +687+5.0% | Added |
| Keystone Wealth Services, LLC | 14,386 | $3.40M | 0.74% | −1,000−6.5% | Reduced |
| Pinkerton Retirement Specialists, LLC | 14,588 | $3.44M | 0.37% | +14,588 | New |
| NewEdge Wealth, LLC | 12,823 | $3.54M | 0.05% | −337−2.6% | Reduced |
| Alerus Financial NA | 15,265 | $3.60M | 0.18% | −998−6.1% | Reduced |
| Picton Mahoney Asset Management | 15,285 | $3.61M | 0.05% | −8,384−35.4% | Reduced |
| J. Safra Sarasin Holding AG | 15,350 | $3.62M | 0.06% | −2,558−14.3% | Reduced |
| Virtu Financial LLC | 15,475 | $3.65M | 0.20% | +15,475 | New |
| Leisure Capital Management | 15,777 | $3.72M | 1.28% | −136−0.9% | Reduced |
| Naples Global Advisors, LLC | 15,888 | $3.76M | 0.29% | −487−3.0% | Reduced |
| NEOS Investment Management LLC | 15,965 | $3.77M | 0.03% | +6,843+75.0% | Added |
| Generali Asset Management SPA SGR | 15,986 | $3.77M | 0.08% | −8,581−34.9% | Reduced |
| Baird Financial Group, Inc. | 16,312 | $3.85M | 0.01% | −3,519−17.7% | Reduced |
| Vinva Investment Management Ltd | 16,925 | $3.88M | 0.08% | +13,505+394.9% | Added |
| Teachers Retirement System of the State of Kentucky | 16,540 | $3.90M | 0.03% | 00.0% | Unchanged |
| Peapack Gladstone Financial Corp | 16,615 | $3.92M | 0.05% | −490−2.9% | Reduced |
| Prelude Capital Management, LLC | 16,633 | $3.93M | 0.31% | −1,571−8.6% | Reduced |
| Winton Group Ltd | 16,696 | $3.94M | 0.15% | −36,956−68.9% | Reduced |
| Flputnam Investment Management Co | 16,836 | $3.97M | 0.06% | +2,084+14.1% | Added |
| Affinity Investment Advisors, LLC | 17,258 | $4.07M | 2.76% | +1,306+8.2% | Added |