Seagate Technology Holdings plc hedge fund holdings
STXNASDAQ$887.09+38.10 (+4.49%)as of Oct 5, 2026
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
STX · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+265.3%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 392 | 235 | $3.43B | $3.62B | 894 | Aug 14, 2025 |
| Q3 2025 | 466 | 280 | $7.9B | $5.61B | 1,070 | Nov 14, 2025 |
| Q4 2025 | 441 | 336 | $7.87B | $11B | 1,217 | Feb 14, 2026 |
| Q1 2026 | 575 | 443 | $7.5B | $8.58B | 1,404 | May 15, 2026 |
| Q2 2026 | 941 | 497 | $23.7B | $28.6B | 1,869 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
1,869 filersNew position
508$5.35B+5.54M sh
Increased
433$18.3B+19M sh
Reduced
436-$27.6B-28.6M sh
Out / sold
61-$1.05B-1.09M sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Sanders Capital, LLC | Reduce 72.96% | -$9.08B | $3.37B | 3.37% | Aug 10, 2026 |
| Wellington Management Group LLP | Added 2655.93% | +$2.25B | $2.33B | 0.40% | Aug 14, 2026 |
| Nomura Asset Management International Inc. | Reduce 99.70% | -$1.74B | $5.31M | 0.01% | Aug 14, 2026 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | Reduce 41.76% | -$1.46B | $2.03B | 1.56% | Aug 14, 2026 |
| Exchange Traded Concepts, LLC | Added 3733.56% | +$1.08B | $1.11B | 5.08% | Aug 11, 2026 |
| Capital International Investors | New Buy | +$996M | $996M | 0.21% | Aug 12, 2026 |
| Lone Pine Capital LLC | New Buy | +$965M | $965M | 5.90% | Aug 14, 2026 |
| WCM Investment Management, LLC | Added 22.40% | +$943M | $5.15B | 9.34% | Aug 13, 2026 |
| Holocene Advisors, LP | Reduce 57.69% | -$605M | $444M | 1.00% | Aug 14, 2026 |
| Trivest Advisors Ltd | Added 254.70% | +$511M | $712M | 22.38% | Aug 10, 2026 |
| Winslow Capital Management, LLC | New Buy | +$499M | $499M | 1.72% | Aug 13, 2026 |
| Sachem Head Capital Management LP | New Buy | +$455M | $455M | 9.45% | Aug 14, 2026 |
| Tiger Global Management LLC | New Buy | +$275M | $275M | 1.15% | Aug 14, 2026 |
| Canada Pension Plan Investment Board | Reduce 27.60% | -$235M | $617M | 0.34% | Aug 14, 2026 |
| Maple Rock Capital Partners Inc. | Reduce 43.60% | -$225M | $291M | 5.70% | Aug 14, 2026 |
| Soroban Capital Partners LP | Sell 100% | -$209M | $0 | 0.00% | Aug 14, 2026 |
| Evergreen Quality Fund GP, Ltd. | New Buy | +$204M | $204M | 3.29% | Aug 14, 2026 |
| Value Aligned Research Advisors, LLC | Reduce 22.45% | -$198M | $685M | 1.71% | Aug 17, 2026 |
| Cacti Asset Management LLC | Reduce 37.66% | -$191M | $316M | 15.87% | Jul 1, 2026 |
| William Blair Investment Management, LLC | New Buy | +$184M | $184M | 0.55% | Aug 12, 2026 |
| Sands Capital Management, LLC | Added 35.51% | +$182M | $696M | 2.58% | Aug 13, 2026 |
| ING Groep NV | Added 647.81% | +$160M | $185M | 0.90% | Aug 13, 2026 |
| Bessemer Group Inc | Added 1240.05% | +$153M | $165M | 0.23% | Aug 12, 2026 |
| Capital World Investors | New Buy | +$146M | $146M | 0.02% | Aug 12, 2026 |
| TOMS Capital Investment Management LP | Reduce 45.53% | -$145M | $174M | 3.72% | Aug 14, 2026 |
| Whale Rock Capital Management LLC | New Buy | +$143M | $143M | 1.15% | Aug 14, 2026 |
| Atalan Capital Partners, LP | Reduce 20.28% | -$141M | $553M | 33.92% | Aug 14, 2026 |
| Avala Global LP | Reduce 37.93% | -$139M | $227M | 8.38% | Aug 14, 2026 |
| Bridgewater Associates, LP | Reduce 39.29% | -$125M | $193M | 0.79% | Aug 14, 2026 |
| Keystone Investors Pte Ltd | Added 169.22% | +$114M | $182M | 9.74% | Aug 14, 2026 |
| Swedbank AB | Added 15.93% | +$109M | $793M | 0.68% | Jul 15, 2026 |
| Nomura Asset Management Co Ltd | Added 119.10% | +$101M | $186M | 0.40% | Aug 13, 2026 |
| AustralianSuper Pty Ltd | Added 615.76% | +$99.9M | $116M | 0.50% | Aug 12, 2026 |
| Palestra Capital Management LLC | Added 31.33% | +$88.9M | $373M | 12.63% | Aug 14, 2026 |
| KBC Group NV | Reduce 36.57% | -$86.5M | $150M | 0.32% | Aug 5, 2026 |
| M&G PLC | Reduce 37.14% | -$79.5M | $135M | 0.67% | Aug 6, 2026 |
| Lansforsakringar Fondforvaltning AB (publ) | Reduce 53.96% | -$77.4M | $66M | 0.30% | Aug 13, 2026 |
| Caisse de depot et placement du Quebec | Reduce 56.58% | -$76M | $58.3M | 0.08% | Aug 14, 2026 |
| Oxbow Capital Management (HK) Ltd | Sell 100% | -$74.5M | $0 | 0.00% | Aug 14, 2026 |
| WT Asset Management Ltd | Added 15.30% | +$72.3M | $545M | 10.78% | Aug 7, 2026 |
| E20 Capital Ltd | New Buy | +$69.8M | $69.8M | 5.62% | Aug 13, 2026 |
| Duquesne Family Office LLC | Added 140.63% | +$68.8M | $118M | 2.26% | Aug 14, 2026 |
| Artemis Investment Management LLP | Reduce 38.49% | -$67.9M | $108M | 0.97% | Jul 23, 2026 |
| Ariose Capital Management Ltd | Reduce 71.41% | -$66.6M | $26.6M | 11.38% | Jul 27, 2026 |
| Deroy & Devereaux Private Investment Counsel Inc | Reduce 63.68% | -$65.6M | $37.4M | 1.56% | Jul 27, 2026 |
| Wedge Capital Management L L P | Reduce 45.27% | -$62M | $74.9M | 1.24% | Jul 10, 2026 |
| Mn Services Vermogensbeheer B.V. | New Buy | +$61.5M | $61.5M | 0.46% | Jul 31, 2026 |
| Aviva PLC | Added 33.76% | +$59.7M | $236M | 0.35% | Aug 13, 2026 |
| Capital Fund Management S.A. | New Buy | +$56.6M | $56.6M | 0.25% | Aug 13, 2026 |
| VANGUARD ASSET MANAGEMENT, Ltd | Added 15.07% | +$54.7M | $418M | 0.28% | Aug 13, 2026 |
| Artisan Partners Limited Partnership | Reduce 65.67% | -$52.9M | $27.7M | 0.04% | Aug 13, 2026 |
| Handelsbanken Fonder AB | Reduce 33.27% | -$52.7M | $106M | 0.30% | Jul 10, 2026 |
| First Trust Advisors LP | Reduce 9.90% | -$51.3M | $467M | 0.27% | Aug 11, 2026 |
| DigitalBridge Group, Inc. | Reduce 49.11% | -$51.2M | $53.1M | 3.18% | Aug 14, 2026 |
| Ci Investments Inc. | Added 267.80% | +$51.1M | $70.1M | 0.23% | Aug 13, 2026 |
| Natixis Advisors, LLC | Added 24.42% | +$50.4M | $257M | 0.29% | Aug 14, 2026 |
| Mitsubishi UFJ Asset Management Co., Ltd. | Added 9.89% | +$49.5M | $550M | 0.30% | Aug 7, 2026 |
| Advisors Capital Management, LLC | Reduce 46.14% | -$49.3M | $57.5M | 0.61% | Aug 11, 2026 |
| Westfield Capital Management Co LP | New Buy | +$49M | $49M | 0.16% | Aug 12, 2026 |
| Polar Capital Holdings Plc | Added 5.41% | +$48.7M | $950M | 2.24% | Aug 14, 2026 |
| Kinetic Partners Management, LP | Added 83.95% | +$48M | $105M | 2.51% | Aug 14, 2026 |
| Maytus Capital Management, LLC | New Buy | +$47.3M | $47.3M | 7.44% | Aug 14, 2026 |
| Jefferies Financial Group Inc. | Added 401.17% | +$46.6M | $58.2M | 0.38% | Aug 17, 2026 |
| Anther Capital Ltd | Reduce 14.44% | -$46.1M | $273M | 7.00% | Aug 13, 2026 |
| Fideuram Asset Management (Ireland) dac | Added 5146.53% | +$44.5M | $45.3M | 0.86% | Jul 23, 2026 |
| Fred Alger Management, LLC | Added 73.37% | +$44.3M | $105M | 0.35% | Aug 14, 2026 |
| Mediolanum International Funds Ltd | Added 209.39% | +$41.3M | $61M | 0.52% | Jul 23, 2026 |
| Rheos Capital Works Inc. | Reduce 62.96% | -$41M | $24.1M | 1.38% | Aug 7, 2026 |
| Primecap Management Co | Reduce 18.04% | -$40.1M | $182M | 0.11% | Aug 14, 2026 |
| Migdal Insurance & Financial Holdings Ltd. | Reduce 51.23% | -$40.1M | $38.2M | 0.24% | Aug 10, 2026 |
| APG Asset Management N.V. | Added 31.94% | +$39.1M | $161M | 0.40% | Aug 12, 2026 |
| 1832 Asset Management L.P. | Added 372.70% | +$39M | $49.4M | 0.02% | Aug 13, 2026 |
| Nordea Investment Management AB | Added 122.59% | +$36.8M | $66.8M | 0.05% | Aug 5, 2026 |
| MUFG Securities EMEA plc | Added 405.22% | +$34.9M | $43.5M | 0.46% | Aug 12, 2026 |
| Storebrand Asset Management As | Reduce 16.90% | -$34.7M | $171M | 0.42% | Aug 12, 2026 |
| Temasek Holdings (Private) Ltd | Reduce 61.37% | -$34.4M | $21.7M | 0.06% | Aug 7, 2026 |
| Dymon Asia Capital (Singapore) Pte. Ltd. | New Buy | +$34M | $34M | 1.42% | Jul 23, 2026 |
| Talos Eurisko Asset Management LP | New Buy | +$33.8M | $33.8M | 4.80% | Aug 12, 2026 |
| Sumitomo Mitsui Trust Group, Inc. | Added 6.52% | +$32.8M | $537M | 0.31% | Jul 30, 2026 |
| Blue Whale Capital LLP | Added 41.71% | +$31M | $105M | 3.34% | Aug 13, 2026 |
| Tidal Investments LLC | Added 45.61% | +$30M | $95.9M | 0.17% | Aug 13, 2026 |
| Vinva Investment Management Ltd | Added 79.11% | +$29.8M | $67.5M | 0.45% | Aug 14, 2026 |
| E Fund Management Co., Ltd. | Added 235.44% | +$29.3M | $41.8M | 0.94% | Aug 11, 2026 |
| D1 Capital Partners L.P. | New Buy | +$29.1M | $29.1M | 0.08% | Aug 14, 2026 |
| Public Sector Pension Investment Board | Added 76.78% | +$28.9M | $66.6M | 0.17% | Aug 13, 2026 |
| Liontrust Investment Partners LLP | New Buy | +$28M | $28M | 0.41% | Aug 18, 2026 |
| Delta Global Management LP | Added 749.58% | +$26.4M | $29.9M | 3.25% | Aug 13, 2026 |
| Atika Capital Management LLC | Added 49.28% | +$25.4M | $77.1M | 5.07% | Aug 13, 2026 |
| Portman Square Capital LLP | New Buy | +$24.3M | $24.3M | 1.15% | Jul 15, 2026 |
| Nishkama Capital, LLC | Added 49.95% | +$24.2M | $72.7M | 2.24% | Aug 14, 2026 |
| Maplelane Capital, LLC | New Buy | +$24.1M | $24.1M | 0.44% | Aug 13, 2026 |
| CCM Investment Advisers LLC | Reduce 26.92% | -$23.9M | $64.9M | 5.02% | Aug 12, 2026 |
| CIBC Asset Management Inc | Added 27.21% | +$23.8M | $111M | 0.24% | Aug 3, 2026 |
| ARS Investment Partners, LLC | Reduce 42.95% | -$23.7M | $31.5M | 1.38% | Jul 9, 2026 |
| Massachusetts Financial Services Co | Added 0.95% | +$23.7M | $2.51B | 0.80% | Aug 3, 2026 |
| Sora Investors LLC | Sell 100% | -$23.6M | $0 | 0.00% | Aug 14, 2026 |
| Gateway Investment Advisers LLC | Added 872.82% | +$23.5M | $26.1M | 0.26% | Jul 20, 2026 |
| Apis Capital Advisors, LLC | Reduce 40.29% | -$23.2M | $34.3M | 3.34% | Aug 14, 2026 |
| Harvest Portfolios Group Inc. | Reduce 37.53% | -$23M | $38.3M | 0.54% | Aug 13, 2026 |
| Generali Asset Management SPA SGR | Added 113.46% | +$21.4M | $40.3M | 0.73% | Jul 30, 2026 |