MKS Inc
MKSI- Exchange
- Nasdaq
- Industry
- Industrial Instruments For Measurement, Display, and Control
- SEC CIK
- 0001049502
In the last 90 days, MKS Inc insiders filed 0 open-market purchases and 3 sales; 777 institutions reported holding it in 13F filings for Q2 2026, worth $31.3B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q3 2025
Institutional positions in MKS Inc 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
- 435
- +43 vs. Q2 2025
- Shares held
- 72.0M
- −1.77M (−2.4%) vs. Q2 2025
- Total value
- $8.91B
- +$1.58B (+21.6%) vs. Q2 2025
- New holders
- 79
- 147 more added
- Sold out
- 36
- 142 more reduced
4 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 MKSI 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 | 777 | $31.3B |
| Q1 2026 | 621 | $15.8B |
| Q4 2025 | 516 | $11.3B |
| Q3 2025 | 435 | $8.91B |
| Q2 2025 | 396 | $7.42B |
| Q1 2025 | 397 | $5.73B |
| Q4 2024 | 420 | $7.36B |
| Q3 2024 | 410 | $7.37B |
| Q2 2024 | 397 | $9.02B |
| Q1 2024 | 343 | $9.16B |
| Q4 2023 | 325 | $6.88B |
| Q3 2023 | 324 | $5.80B |
| Q2 2023 | 320 | $7.32B |
| Q1 2023 | 325 | $5.94B |
| Q4 2022 | 316 | $5.74B |
| Q3 2022 | 358 | $4.84B |
| Q2 2022 | 375 | $5.46B |
| Q1 2022 | 399 | $8.06B |
| Q4 2021 | 405 | $9.34B |
| Q3 2021 | 376 | $7.93B |
| Q2 2021 | 376 | $9.28B |
| Q1 2021 | 351 | $9.83B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding MKS Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 7,752,097 | $959.5M | 0.01% | +295,480+4.0% | Added |
| BlackRock, Inc. | 6,123,329 | $757.9M | 0.01% | −1,193,234−16.3% | Reduced |
| Price T Rowe Associates Inc | 3,633,019 | $449.7M | 0.05% | −496,109−12.0% | Reduced |
| Victory Capital Management Inc | 3,582,216 | $443.4M | 0.28% | −283,966−7.3% | Reduced |
| FMR LLC | 3,443,264 | $426.2M | 0.02% | −386,112−10.1% | Reduced |
| Capital International Investors | 3,254,663 | $402.8M | 0.07% | +2,077+0.1% | Added |
| Wellington Management Group LLP | 3,013,795 | $373.0M | 0.07% | +14,341+0.5% | Added |
| Invesco Ltd. | 2,383,366 | $295.0M | 0.05% | +446,822+23.1% | Added |
| State Street Corp | 2,043,957 | $253.0M | 0.01% | −13,728−0.7% | Reduced |
| Neuberger Berman Group LLC | 1,634,796 | $202.3M | 0.15% | −253,825−13.4% | Reduced |
| Nordea Investment Management AB | 1,596,444 | $195.9M | 0.17% | −97,506−5.8% | Reduced |
| Franklin Resources Inc | 1,408,953 | $174.4M | 0.04% | +1,130,242+405.5% | Added |
| Cooke & Bieler LP | 1,321,877 | $163.6M | 1.69% | +94,692+7.7% | Added |
| Dimensional Fund Advisors LP | 1,265,365 | $156.6M | 0.03% | +297,850+30.8% | Added |
| Geode Capital Management, LLC | 1,248,498 | $154.6M | 0.01% | −9,610−0.8% | Reduced |
| Frontier Capital Management Co LLC | 1,080,763 | $133.8M | 1.20% | +168,383+18.5% | Added |
| Point72 Asset Management, L.P. | 1,013,553 | $125.4M | 0.27% | +1,013,553 | New |
| Madison Asset Management, LLC | 976,091 | $120.8M | 1.33% | −487,592−33.3% | Reduced |
| Balyasny Asset Management LLC | 850,245 | $105.2M | 0.21% | +117,563+16.0% | Added |
| Charles Schwab Investment Management Inc | 846,305 | $104.7M | 0.02% | +55,649+7.0% | Added |
| Royce & Associates LP | 827,127 | $102.4M | 1.02% | −87,984−9.6% | Reduced |
| Manufacturers Life Insurance Company, The | 823,196 | $101.9M | 0.08% | +300,664+57.5% | Added |
| Principal Financial Group Inc | 818,746 | $101.3M | 0.05% | −33,890−4.0% | Reduced |
| Channing Capital Management, LLC | 744,162 | $92.1M | 2.43% | −247,136−24.9% | Reduced |
| Royal Bank of Canada | 679,796 | $84.1M | 0.01% | −93,170−12.1% | Reduced |
| JPMorgan Chase & Co | 664,596 | $82.3M | 0.01% | −272,324−29.1% | Reduced |
| UBS Group AG | 653,843 | $80.9M | 0.02% | −487,250−42.7% | Reduced |
| Morgan Stanley | 652,611 | $80.8M | 0.00% | +56,186+9.4% | Added |
| Bank of New York Mellon Corp | 651,129 | $80.6M | 0.01% | +47,564+7.9% | Added |
| Summit Partners Public Asset Management, LLC | 596,132 | $73.8M | 2.40% | +163,979+37.9% | Added |
| Northern Trust Corp | 591,899 | $73.3M | 0.01% | −14,979−2.5% | Reduced |
| Natixis Advisors, L.P. | 481,168 | $59.6M | 0.09% | −93,009−16.2% | Reduced |
| Millennium Management LLC | 446,248 | $55.2M | 0.04% | +441,432+9,165.9% | Added |
| Bank of America Corp | 427,998 | $53.0M | 0.00% | −554,645−56.4% | Reduced |
| Nomura Holdings Inc | 426,509 | $52.8M | 0.24% | +324,195+316.9% | Added |
| Polaris Capital Management, LLC | 401,300 | $49.7M | 3.26% | +39,900+11.0% | Added |
| Capital Research Global Investors | 387,153 | $47.9M | 0.01% | 00.0% | Unchanged |
| Barclays PLC | 367,148 | $45.4M | 0.02% | −700,049−65.6% | Reduced |
| Wells Fargo & Company | 358,681 | $44.4M | 0.01% | −25,714−6.7% | Reduced |
| Westfield Capital Management Co LP | 323,364 | $40.0M | 0.17% | +323,364 | New |
| Shapiro Capital Management LLC | 309,050 | $38.3M | 1.66% | −82,105−21.0% | Reduced |
| Mizuho Markets Americas LLC | 304,831 | $37.7M | 0.80% | +6,725+2.3% | Added |
| Value Holdings Management Co. LLC | 297,714 | $36.8M | 5.91% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 295,963 | $36.6M | 0.44% | +89,502+43.4% | Added |
| Harvey Partners, LLC | 289,000 | $35.8M | 3.25% | +19,401+7.2% | Added |
| Nuveen, LLC | 281,249 | $34.8M | 0.01% | +173,086+160.0% | Added |
| HRT Financial LP | 266,580 | $33.0M | 0.12% | +260,588+4,348.9% | Added |
| Systematic Financial Management LP | 265,453 | $32.9M | 0.80% | +32,272+13.8% | Added |
| New York State Common Retirement Fund | 223,046 | $27.6M | 0.04% | −48,294−17.8% | Reduced |
| Goldman Sachs Group Inc | 216,306 | $26.8M | 0.00% | −237,572−52.3% | Reduced |
| Bessemer Group Inc | 212,041 | $26.2M | 0.04% | +55,545+35.5% | Added |
| Blue Grotto Capital, LLC | 211,848 | $26.2M | 3.04% | +24,697+13.2% | Added |
| Loomis Sayles & Co L P | 211,638 | $26.2M | 0.03% | +29,328+16.1% | Added |
| UBS Asset Management Americas Inc | 206,435 | $25.6M | 0.01% | −115,277−35.8% | Reduced |
| Ceredex Value Advisors LLC | 200,125 | $24.8M | 0.57% | +200,125 | New |
| Gotham Asset Management, LLC | 199,160 | $24.7M | 0.11% | +11,227+6.0% | Added |
| SummitTX Capital, L.P. | 196,734 | $24.3M | 1.01% | +45,781+30.3% | Added |
| Comerica Bank | 191,131 | $23.7M | 0.09% | +120,399+170.2% | Added |
| Rhumbline Advisers | 183,415 | $22.7M | 0.02% | −3,210−1.7% | Reduced |
| Ameriprise Financial Inc | 180,515 | $22.3M | 0.01% | −18,875−9.5% | Reduced |
| Raymond James Financial Inc | 177,255 | $21.9M | 0.01% | +7,350+4.3% | Added |
| Glenview Capital Management, LLC | 171,922 | $21.3M | 0.52% | −60,374−26.0% | Reduced |
| Kennedy Capital Management, Inc. | 171,557 | $21.2M | 0.47% | −14,031−7.6% | Reduced |
| Silvercrest Asset Management Group LLC | 171,072 | $21.2M | 0.14% | −166,226−49.3% | Reduced |
| AQR Capital Management LLC | 169,997 | $20.9M | 0.01% | −15,050−8.1% | Reduced |
| Quantinno Capital Management LP | 159,193 | $19.7M | 0.05% | +38,166+31.5% | Added |
| Retirement Systems of Alabama | 157,299 | $19.5M | 0.06% | −778−0.5% | Reduced |
| Delta Global Management LP | 151,535 | $18.8M | 1.37% | +151,535 | New |
| Polar Capital Holdings Plc | 144,626 | $17.9M | 0.09% | +34,453+31.3% | Added |
| Citadel Advisors LLC | 141,158 | $17.5M | 0.01% | −4,880−3.3% | Reduced |
| Deutsche Bank AG | 134,186 | $16.6M | 0.01% | +1,451+1.1% | Added |
| Jain Global LLC | 133,197 | $16.5M | 0.21% | +75,878+132.4% | Added |
| Jane Street Group, LLC | 131,642 | $16.3M | 0.02% | +124,275+1,686.9% | Added |
| Needham Investment Management LLC | 130,750 | $16.2M | 1.13% | +2,000+1.6% | Added |
| Swiss National Bank | 130,000 | $16.1M | 0.01% | +1,200+0.9% | Added |
| First Trust Advisors LP | 116,332 | $14.4M | 0.01% | −24,935−17.7% | Reduced |
| Amundi | 102,191 | $14.3M | 0.00% | +39,152+62.1% | Added |
| California Public Employees Retirement System | 114,431 | $14.2M | 0.01% | +5,855+5.4% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 112,892 | $14.0M | 0.03% | +112,892 | New |
| SEI Investments Co | 112,170 | $13.9M | 0.01% | +2,820+2.6% | Added |
| Weiss Asset Management LP | 111,075 | $13.7M | 0.20% | +111,075 | New |
| Handelsbanken Fonder AB | 109,600 | $13.6M | 0.04% | +92,000+522.7% | Added |
| Bank of Montreal | 108,245 | $13.4M | 0.01% | −142,113−56.8% | Reduced |
| Thrivent Financial for Lutherans | 105,079 | $13.0M | 0.03% | −8,951−7.8% | Reduced |
| Legal & General Group Plc | 103,421 | $12.8M | 0.00% | −4,865−4.5% | Reduced |
| Envestnet Asset Management Inc | 101,778 | $12.6M | 0.00% | +2,105+2.1% | Added |
| NFJ Investment Group, LLC | 101,719 | $12.6M | 0.43% | −8,042−7.3% | Reduced |
| Federated Hermes, Inc. | 99,928 | $12.4M | 0.02% | −15,662−13.5% | Reduced |
| Alliancebernstein L.P. | 84,712 | $10.5M | 0.00% | −1,178−1.4% | Reduced |
| Concentric Capital Strategies, LP | 74,913 | $9.27M | 0.44% | −17,670−19.1% | Reduced |
| STRS Ohio | 73,600 | $9.11M | 0.03% | +3,500+5.0% | Added |
| Phocas Financial Corp. | 73,542 | $9.10M | 1.18% | +1,691+2.4% | Added |
| BNP Paribas Arbitrage, SA | 68,666 | $8.50M | 0.01% | −126,497−64.8% | Reduced |
| Harber Asset Management LLC | 68,289 | $8.45M | 3.03% | −27,711−28.9% | Reduced |
| Leith Wheeler Investment Counsel Ltd. | 67,164 | $8.31M | 0.56% | −4,124−5.8% | Reduced |
| Citigroup Inc | 65,787 | $8.14M | 0.01% | −380,740−85.3% | Reduced |
| New York State Teachers Retirement System | 65,286 | $8.08M | 0.02% | 00.0% | Unchanged |
| Macquarie Group Ltd | 63,245 | $7.83M | 0.01% | +16,258+34.6% | Added |
| Public Employees Retirement System of Ohio | 62,288 | $7.71M | 0.02% | −8,795−12.4% | Reduced |
| California State Teachers Retirement System | 62,222 | $7.70M | 0.01% | +30.0% | Added |