MKS INC hedge fund holdings
MKSINASDAQ$279.15+7.91 (+2.92%)as of Oct 2, 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
MKSI · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+104.4%). 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 | 174 | 137 | $982M | $493M | 367 | Aug 14, 2025 |
| Q3 2025 | 161 | 118 | $703M | $1.12B | 410 | Nov 14, 2025 |
| Q4 2025 | 201 | 132 | $1.15B | $1.62B | 484 | Feb 14, 2026 |
| Q1 2026 | 281 | 185 | $2.84B | $3.25B | 593 | May 15, 2026 |
| Q2 2026 | 346 | 237 | $4.14B | $3.87B | 728 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
728 filersNew position
179$1.63B+3.67M sh
Increased
167$2.51B+5.64M sh
Reduced
192-$3.45B-7.76M sh
Out / sold
45-$416M-936K sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Alkeon Capital Management LLC | New Buy | +$477M | $477M | 0.64% | Aug 14, 2026 |
| Sachem Head Capital Management LP | New Buy | +$361M | $361M | 7.50% | Aug 14, 2026 |
| Wellington Management Group LLP | Reduce 22.75% | -$186M | $630M | 0.11% | Aug 14, 2026 |
| TOMS Capital Investment Management LP | New Buy | +$130M | $130M | 2.79% | Aug 14, 2026 |
| Blue Grotto Capital, LLC | Reduce 60.15% | -$100M | $66.5M | 5.55% | Aug 3, 2026 |
| Samlyn Capital, LLC | Reduce 43.25% | -$95.5M | $125M | 2.04% | Aug 14, 2026 |
| Contour Asset Management LLC | Sell 100% | -$86.1M | $0 | 0.00% | Aug 14, 2026 |
| Polar Capital Holdings Plc | Added 260.67% | +$83.7M | $116M | 0.27% | Aug 14, 2026 |
| Nomura Holdings Inc | Reduce 64.05% | -$76.7M | $43.1M | 0.05% | Aug 14, 2026 |
| Evergreen Quality Fund GP, Ltd. | New Buy | +$73M | $73M | 1.18% | Aug 14, 2026 |
| Voloridge Investment Management, LLC | Reduce 92.15% | -$68.1M | $5.8M | 0.02% | Aug 14, 2026 |
| Artemis Investment Management LLP | New Buy | +$63.2M | $63.2M | 0.56% | Jul 23, 2026 |
| FengHe Fund Management Pte. Ltd. | Added 27.47% | +$55.8M | $259M | 24.54% | Aug 7, 2026 |
| Spyglass Capital Management LLC | New Buy | +$52.7M | $52.7M | 2.85% | Aug 14, 2026 |
| Nomura Asset Management International Inc. | Reduce 63.66% | -$52.7M | $30.1M | 0.05% | Aug 14, 2026 |
| Westfield Capital Management Co LP | Reduce 11.29% | -$52.6M | $413M | 1.35% | Aug 12, 2026 |
| Ceredex Value Advisors LLC | Reduce 66.57% | -$50.2M | $25.2M | 0.71% | Aug 11, 2026 |
| Park West Asset Management LLC | Reduce 44.33% | -$49.2M | $61.7M | 4.20% | Aug 14, 2026 |
| First Trust Advisors LP | Added 202.08% | +$46.8M | $69.9M | 0.04% | Aug 11, 2026 |
| Harvey Partners, LLC | Reduce 42.04% | -$45.5M | $62.7M | 4.30% | Aug 14, 2026 |
| Glenview Capital Management, LLC | New Buy | +$43.8M | $43.8M | 0.80% | Aug 14, 2026 |
| Nordea Investment Management AB | Reduce 28.87% | -$41.6M | $103M | 0.08% | Aug 5, 2026 |
| Dendur Capital LP | Reduce 42.19% | -$40.3M | $55.2M | 2.90% | Aug 14, 2026 |
| Capital World Investors | Added 6.98% | +$39.6M | $608M | 0.07% | Aug 12, 2026 |
| Marsico Capital Management LLC | New Buy | +$39.2M | $39.2M | 1.02% | Aug 13, 2026 |
| Value Holdings Management Co. LLC | Reduce 34.93% | -$38.1M | $70.9M | 11.85% | Aug 11, 2026 |
| Bessemer Group Inc | Reduce 71.52% | -$37.5M | $14.9M | 0.02% | Aug 12, 2026 |
| Talos Eurisko Asset Management LP | Reduce 67.45% | -$34.2M | $16.5M | 2.35% | Aug 12, 2026 |
| T. Rowe Price Investment Management, Inc. | New Buy | +$32.8M | $32.8M | 0.02% | Aug 14, 2026 |
| Wealth High Governance Asset Management Ltda. | New Buy | +$32.2M | $32.2M | 3.43% | Aug 12, 2026 |
| Polaris Capital Management, LLC | Sell 100% | -$31M | $0 | 0.00% | Jul 27, 2026 |
| Delta Global Management LP | Reduce 45.54% | -$30.6M | $36.6M | 3.97% | Aug 13, 2026 |
| Hood River Capital Management LLC | Reduce 97.92% | -$30.2M | $643K | 0.00% | Aug 14, 2026 |
| Mizuho Markets Cayman LP | Reduce 35.38% | -$27.5M | $50.3M | 1.89% | Jul 24, 2026 |
| BWCP, LP | New Buy | +$27.1M | $27.1M | 3.87% | Aug 14, 2026 |
| Sora Investors LLC | Reduce 33.96% | -$24.6M | $47.8M | 3.67% | Aug 14, 2026 |
| Capital International Investors | Reduce 2.72% | -$23.8M | $852M | 0.18% | Aug 12, 2026 |
| Systematic Financial Management LP | Reduce 20.66% | -$22.2M | $85.4M | 1.70% | Aug 14, 2026 |
| Massachusetts Financial Services Co | New Buy | +$22.2M | $22.2M | 0.01% | Aug 3, 2026 |
| Segall Bryant & Hamill, LLC | Added 124.71% | +$21.9M | $39.4M | 0.47% | Aug 12, 2026 |
| Rivermont Capital Management LP | Sell 100% | -$20.1M | $0 | 0.00% | Aug 13, 2026 |
| Cooke & Bieler LP | Reduce 21.34% | -$19.9M | $73.5M | 0.85% | Jul 30, 2026 |
| CloudAlpha Capital Management Limited/Hong Kong | New Buy | +$18.5M | $18.5M | 0.53% | Aug 10, 2026 |
| Fourier Capital Management Ltd | Reduce 57.96% | -$18.3M | $13.3M | 20.75% | Aug 12, 2026 |
| Clough Capital Partners L P | New Buy | +$18.3M | $18.3M | 1.49% | Aug 14, 2026 |
| Frontier Capital Management Co LLC | Reduce 25.19% | -$18.1M | $53.7M | 0.50% | Aug 14, 2026 |
| Summit Partners Public Asset Management, LLC | Added 13.33% | +$16.7M | $142M | 2.50% | Aug 14, 2026 |
| Defiance ETFs, LLC | Reduce 16.03% | -$16.5M | $86.5M | 1.17% | Aug 14, 2026 |
| Quantinno Capital Management LP | Reduce 14.08% | -$16.3M | $99.3M | 0.12% | Aug 13, 2026 |
| Whale Rock Capital Management LLC | Reduce 2.71% | -$15.7M | $566M | 4.54% | Aug 14, 2026 |
| Tremblant Capital Group | Reduce 10.43% | -$15.3M | $131M | 3.77% | Aug 14, 2026 |
| Loomis Sayles & Co L P | Reduce 26.24% | -$14.8M | $41.7M | 0.05% | Aug 14, 2026 |
| Sirios Capital Management L P | Reduce 77.71% | -$14.6M | $4.2M | 0.51% | Aug 14, 2026 |
| Thrivent Financial for Lutherans | Reduce 20.70% | -$13.2M | $50.7M | 0.09% | Aug 14, 2026 |
| Hiddenite Capital Partners LP | New Buy | +$13.1M | $13.1M | 1.13% | Aug 13, 2026 |
| SummitTX Capital, L.P. | Reduce 17.96% | -$12.9M | $58.7M | 1.51% | Aug 14, 2026 |
| Natixis Advisors, LLC | Added 12.14% | +$12.5M | $116M | 0.13% | Aug 14, 2026 |
| Handelsbanken Fonder AB | Reduce 14.55% | -$12.5M | $73.2M | 0.21% | Jul 10, 2026 |
| BW Gestao de Investimentos Ltda. | New Buy | +$12.3M | $12.3M | 0.24% | Aug 14, 2026 |
| Daiwa Securities Group Inc. | Reduce 25.33% | -$12.1M | $35.6M | 0.07% | Jul 31, 2026 |
| Swedbank AB | New Buy | +$12M | $12M | 0.01% | Jul 15, 2026 |
| SEB Asset Management AB | Sell 100% | -$12M | $0 | 0.00% | Aug 4, 2026 |
| Gotham Asset Management, LLC | Reduce 12.88% | -$11.2M | $75.7M | 0.18% | Aug 14, 2026 |
| Harber Asset Management LLC | Reduce 73.42% | -$11.2M | $4.05M | 2.43% | Aug 12, 2026 |
| Maytus Capital Management, LLC | New Buy | +$10.8M | $10.8M | 1.71% | Aug 14, 2026 |
| Worldquant Millennium Advisors LLC | Reduce 54.48% | -$10.5M | $8.81M | 0.03% | Aug 14, 2026 |
| NFJ Investment Group, LLC | Reduce 38.91% | -$10.4M | $16.3M | 0.55% | Aug 11, 2026 |
| Divisar Capital Management LLC | Reduce 26.90% | -$10.2M | $27.8M | 6.41% | Aug 14, 2026 |
| ING Groep NV | New Buy | +$10.1M | $10.1M | 0.05% | Aug 13, 2026 |
| Wellington Shields Capital Management, LLC | Reduce 42.99% | -$9.99M | $13.2M | 1.68% | Aug 10, 2026 |
| Bowie Capital Management, LLC | Reduce 33.97% | -$9.76M | $19M | 0.81% | Aug 11, 2026 |
| Madison Asset Management, LLC | Reduce 6.40% | -$9.63M | $141M | 1.68% | Aug 10, 2026 |
| Shellback Capital, LP | Sell 100% | -$9.47M | $0 | 0.00% | Aug 14, 2026 |
| Prevail Innovative Wealth Advisors, LLC | New Buy | +$8.83M | $8.83M | 1.32% | Jul 20, 2026 |
| Robeco Schweiz AG | Added 42.53% | +$8.63M | $28.9M | 0.46% | Jul 28, 2026 |
| Tyro Capital Management LLC | Sell 100% | -$8.47M | $0 | 0.00% | Aug 13, 2026 |
| Light Street Capital Management, LLC | Reduce 15.10% | -$8.21M | $46.2M | 5.11% | Aug 14, 2026 |
| Lisanti Capital Growth, LLC | Reduce 79.30% | -$8.16M | $2.13M | 0.47% | Aug 10, 2026 |
| Shapiro Capital Management LLC | Reduce 44.40% | -$8.15M | $10.2M | 0.62% | Aug 6, 2026 |
| OVERSEA-CHINESE BANKING Corp Ltd | Reduce 49.38% | -$8.02M | $8.22M | 0.18% | Aug 11, 2026 |
| Jain Global LLC | Sell 100% | -$7.9M | $0 | 0.00% | Aug 14, 2026 |
| Channing Capital Management, LLC | Reduce 39.20% | -$7.74M | $12M | 0.28% | Jul 29, 2026 |
| Cramer Rosenthal Mcglynn LLC | Reduce 11.59% | -$7.65M | $58.4M | 2.95% | Aug 13, 2026 |
| Edgestream Partners, L.P. | Reduce 38.10% | -$7.24M | $11.8M | 0.35% | Aug 11, 2026 |
| Leith Wheeler Investment Counsel Ltd. | Reduce 42.71% | -$7.07M | $9.49M | 0.72% | Aug 5, 2026 |
| KR Capital LP | Reduce 42.76% | -$7M | $9.37M | 0.93% | Aug 14, 2026 |
| Tidal Investments LLC | Added 42.16% | +$5.92M | $19.9M | 0.03% | Aug 13, 2026 |
| South Dakota Investment Council | Added 150.96% | +$5.9M | $9.8M | 0.17% | Aug 11, 2026 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Added 52.58% | +$5.84M | $16.9M | 0.02% | Aug 13, 2026 |
| Retirement Systems of Alabama | Reduce 7.88% | -$5.55M | $64.9M | 0.20% | Jul 28, 2026 |
| Thames Capital Management LLC | Added 17.33% | +$5.22M | $35.3M | 2.90% | Aug 12, 2026 |
| Sunstone Asset Management, LP | New Buy | +$5.16M | $5.16M | 5.59% | Aug 14, 2026 |
| Inspire Advisors, LLC | New Buy | +$5.04M | $5.04M | 0.35% | Aug 13, 2026 |
| Trillium Asset Management, LLC | New Buy | +$5.04M | $5.04M | 0.16% | Aug 11, 2026 |
| Concentric Capital Strategies, LP | Added 202.10% | +$5.01M | $7.49M | 0.42% | Aug 14, 2026 |
| 4D Advisors, LLC | New Buy | +$4.89M | $4.89M | 1.88% | Aug 14, 2026 |
| Bridgewater Associates, LP | Reduce 28.68% | -$4.86M | $12.1M | 0.05% | Aug 14, 2026 |
| Seldon Capital LP | New Buy | +$4.58M | $4.58M | 1.43% | Aug 14, 2026 |
| Hel Ved Capital Management Ltd | Reduce 19.23% | -$4.51M | $19M | 1.40% | Aug 14, 2026 |
| Credit Agricole S A | Reduce 34.01% | -$4.45M | $8.63M | 0.02% | Aug 14, 2026 |