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, Q2 2026
Institutional positions in MKS Inc as of Jun 30, 2026. 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
- 777
- +163 vs. Q1 2026
- Shares held
- 70.9M
- +1.94M (+2.8%) vs. Q1 2026
- Total value
- $31.3B
- +$15.6B (+98.8%) vs. Q1 2026
- New holders
- 216
- 244 more added
- Sold out
- 53
- 252 more reduced
7 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $9.00B |
| Q2 2025 | 396 | $7.49B |
| Q1 2025 | 397 | $5.73B |
| Q4 2024 | 420 | $7.36B |
| Q3 2024 | 410 | $7.46B |
| Q2 2024 | 397 | $9.23B |
| Q1 2024 | 343 | $9.50B |
| Q4 2023 | 325 | $7.06B |
| Q3 2023 | 324 | $5.80B |
| Q2 2023 | 320 | $7.32B |
| Q1 2023 | 325 | $6.20B |
| Q4 2022 | 317 | $5.74B |
| Q3 2022 | 358 | $4.85B |
| Q2 2022 | 375 | $5.53B |
| Q1 2022 | 399 | $8.06B |
| Q4 2021 | 405 | $9.37B |
| Q3 2021 | 376 | $7.93B |
| Q2 2021 | 376 | $9.29B |
| Q1 2021 | 351 | $9.83B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding MKS Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,930,030 | $3.08B | 0.05% | +288,300+4.3% | Added |
| Invesco Ltd. | 4,661,664 | $2.07B | 0.16% | +940,205+25.3% | Added |
| Vanguard Portfolio Management LLC | 3,707,327 | $1.65B | 0.07% | +21,834+0.6% | Added |
| JPMorgan Chase & Co | 3,373,844 | $1.40B | 0.08% | +1,277,502+60.9% | Added |
| Vanguard Capital Management LLC | 3,049,560 | $1.36B | 0.03% | +35,359+1.2% | Added |
| State Street Corp | 2,134,663 | $949.4M | 0.03% | +76,931+3.7% | Added |
| Point72 Asset Management, L.P. | 1,996,843 | $888.2M | 1.36% | +386,512+24.0% | Added |
| Capital International Investors | 1,915,187 | $851.9M | 0.18% | −53,583−2.7% | Reduced |
| Price T Rowe Associates Inc | 1,889,901 | $840.6M | 0.08% | +189,753+11.2% | Added |
| Aspex Management (HK) Ltd | 1,820,441 | $809.7M | 9.13% | +281,652+18.3% | Added |
| Geode Capital Management, LLC | 1,539,072 | $686.6M | 0.04% | −2470.0% | Reduced |
| FMR LLC | 1,499,498 | $667.0M | 0.03% | −434,345−22.5% | Reduced |
| Wellington Management Group LLP | 1,416,034 | $629.9M | 0.11% | −417,103−22.8% | Reduced |
| Capital World Investors | 1,366,290 | $607.7M | 0.07% | +89,090+7.0% | Added |
| Whale Rock Capital Management LLC | 1,271,373 | $565.5M | 4.54% | −35,351−2.7% | Reduced |
| Neuberger Berman Group LLC | 1,165,068 | $518.2M | 0.35% | −268,461−18.7% | Reduced |
| Alkeon Capital Management LLC | 1,072,040 | $476.8M | 1.84% | +1,072,040 | New |
| Norges Bank | 954,667 | $424.6M | 0.04% | +954,667 | New |
| Westfield Capital Management Co LP | 928,617 | $413.0M | 1.35% | −118,146−11.3% | Reduced |
| Sachem Head Capital Management LP | 812,700 | $361.5M | 7.50% | +812,700 | New |
| Charles Schwab Investment Management Inc | 808,198 | $359.5M | 0.05% | −58,449−6.7% | Reduced |
| Citadel Advisors LLC | 697,670 | $310.3M | 0.18% | −249,362−26.3% | Reduced |
| Morgan Stanley | 681,576 | $303.2M | 0.02% | +166,513+32.3% | Added |
| Bank of New York Mellon Corp | 658,544 | $292.9M | 0.05% | −173,606−20.9% | Reduced |
| Millennium Management LLC | 645,071 | $286.9M | 0.19% | −249,298−27.9% | Reduced |
| AQR Capital Management LLC | 638,333 | $280.2M | 0.10% | +21,836+3.5% | Added |
| Victory Capital Management Inc | 609,027 | $270.9M | 0.15% | −269,731−30.7% | Reduced |
| Qube Research & Technologies Ltd | 606,068 | $269.6M | 0.30% | +531,708+715.0% | Added |
| FengHe Fund Management Pte. Ltd. | 581,687 | $258.7M | 24.54% | +125,358+27.5% | Added |
| Northern Trust Corp | 577,866 | $257.0M | 0.03% | +8,642+1.5% | Added |
| Dimensional Fund Advisors LP | 533,145 | $237.0M | 0.04% | −302,200−36.2% | Reduced |
| Bank of America Corp | 520,847 | $231.7M | 0.01% | +57,138+12.3% | Added |
| Principal Financial Group Inc | 474,686 | $211.1M | 0.10% | −139,544−22.7% | Reduced |
| Vanguard Fiduciary Trust Co | 428,157 | $190.4M | 0.04% | +11,043+2.6% | Added |
| Goldman Sachs Group Inc | 361,721 | $160.9M | 0.02% | +116,095+47.3% | Added |
| Nuveen, LLC | 361,411 | $160.8M | 0.04% | −16,747−4.4% | Reduced |
| Raymond James Financial Inc | 327,432 | $145.6M | 0.04% | −10,530−3.1% | Reduced |
| UBS Group AG | 321,728 | $143.1M | 0.02% | −110,402−25.5% | Reduced |
| Summit Partners Public Asset Management, LLC | 319,833 | $142.3M | 3.70% | +37,627+13.3% | Added |
| Madison Asset Management, LLC | 316,694 | $140.9M | 1.68% | −21,642−6.4% | Reduced |
| Tremblant Capital Group | 295,385 | $131.4M | 3.77% | −34,401−10.4% | Reduced |
| TOMS Capital Investment Management LP | 293,000 | $130.3M | 6.88% | +293,000 | New |
| TimesSquare Capital Management, LLC | 288,450 | $128.3M | 1.89% | +285+0.1% | Added |
| Samlyn Capital, LLC | 281,893 | $125.4M | 2.08% | −214,792−43.2% | Reduced |
| Manufacturers Life Insurance Company, The | 265,549 | $118.1M | 0.09% | −134,770−33.7% | Reduced |
| Royce & Associates LP | 261,567 | $116.3M | 0.94% | −142,103−35.2% | Reduced |
| Polar Capital Holdings Plc | 260,442 | $115.8M | 0.33% | +188,231+260.7% | Added |
| Balyasny Asset Management LLC | 260,178 | $115.7M | 0.21% | −147,217−36.1% | Reduced |
| Natixis Advisors, L.P. | 260,170 | $115.7M | 0.13% | +28,164+12.1% | Added |
| Amundi | 241,670 | $107.5M | 0.03% | −13,078−5.1% | Reduced |
| Nordea Investment Management AB | 232,107 | $102.5M | 0.08% | −94,201−28.9% | Reduced |
| Marshall Wace, LLP | 225,115 | $100.1M | 0.08% | +126,425+128.1% | Added |
| Quantinno Capital Management LP | 223,165 | $99.3M | 0.12% | −36,584−14.1% | Reduced |
| Jones Financial Companies LLLP | 250,579 | $97.4M | 0.04% | +26,797+12.0% | Added |
| Wells Fargo & Company | 216,565 | $96.3M | 0.02% | −26,473−10.9% | Reduced |
| Penserra Capital Management LLC | 210,802 | $93.8M | 0.72% | −39,814−15.9% | Reduced |
| UBS Asset Management Americas Inc | 207,760 | $92.4M | 0.02% | +3,840+1.9% | Added |
| Defiance ETFs, LLC | 210,440 | $86.5M | 1.20% | −40,176−16.0% | Reduced |
| Systematic Financial Management LP | 192,042 | $85.4M | 1.70% | −50,021−20.7% | Reduced |
| Rhumbline Advisers | 179,890 | $80.0M | 0.06% | −700.0% | Reduced |
| Northwestern Mutual Wealth Management Co | 173,207 | $77.0M | 0.04% | +172,982+76,880.9% | Added |
| Gotham Asset Management, LLC | 170,226 | $75.7M | 0.18% | −25,177−12.9% | Reduced |
| Cooke & Bieler LP | 165,227 | $73.5M | 0.85% | −44,821−21.3% | Reduced |
| Handelsbanken Fonder AB | 164,490 | $73.2M | 0.21% | −28,010−14.6% | Reduced |
| Evergreen Quality Fund GP, Ltd. | 164,200 | $73.0M | 1.18% | +164,200 | New |
| Value Holdings Management Co. LLC | 159,452 | $70.9M | 11.85% | −85,598−34.9% | Reduced |
| First Trust Advisors LP | 157,249 | $69.9M | 0.04% | +105,193+202.1% | Added |
| LPL Financial LLC | 156,987 | $69.8M | 0.02% | −17,988−10.3% | Reduced |
| Federated Hermes, Inc. | 149,659 | $66.6M | 0.10% | +49,534+49.5% | Added |
| Blue Grotto Capital, LLC | 149,422 | $66.5M | 5.55% | −225,578−60.2% | Reduced |
| Retirement Systems of Alabama | 145,960 | $64.9M | 0.20% | −12,486−7.9% | Reduced |
| Two Sigma Investments, LP | 143,365 | $63.8M | 0.05% | −135,322−48.6% | Reduced |
| Alliancebernstein L.P. | 275,713 | $63.4M | 0.02% | −44,208−13.8% | Reduced |
| Artemis Investment Management LLP | 141,986 | $63.2M | 0.56% | +141,986 | New |
| Harvey Partners, LLC | 141,066 | $62.7M | 4.35% | −102,330−42.0% | Reduced |
| Park West Asset Management LLC | 138,740 | $61.7M | 4.22% | −110,500−44.3% | Reduced |
| Swiss National Bank | 136,400 | $60.7M | 0.03% | +3,500+2.6% | Added |
| Rockefeller Capital Management L.P. | 135,386 | $60.2M | 0.09% | +134,139+10,756.9% | Added |
| Toronto Dominion Bank | 134,904 | $60.0M | 0.10% | +96,216+248.7% | Added |
| SummitTX Capital, L.P. | 132,009 | $58.7M | 1.55% | −28,900−18.0% | Reduced |
| Cramer Rosenthal McGlynn LLC | 131,194 | $58.4M | 2.96% | −17,191−11.6% | Reduced |
| California Public Employees Retirement System | 128,961 | $57.4M | 0.03% | +5,673+4.6% | Added |
| Dendur Capital LP | 124,000 | $55.2M | 3.23% | −90,500−42.2% | Reduced |
| Royal Bank of Canada | 122,876 | $54.7M | 0.01% | −30,127−19.7% | Reduced |
| Frontier Capital Management Co LLC | 120,625 | $53.7M | 0.50% | −40,625−25.2% | Reduced |
| Spyglass Capital Management LLC | 118,526 | $52.7M | 2.85% | +118,526 | New |
| Bank of Montreal | 117,782 | $52.4M | 0.02% | +650+0.6% | Added |
| Barclays PLC | 116,845 | $52.0M | 0.02% | −44,654−27.6% | Reduced |
| Legal & General Group Plc | 117,817 | $51.8M | 0.01% | +27,799+30.9% | Added |
| Thrivent Financial for Lutherans | 113,938 | $50.7M | 0.09% | −29,739−20.7% | Reduced |
| Mizuho Markets Cayman LP | 113,090 | $50.3M | 1.89% | −61,910−35.4% | Reduced |
| Needham Investment Management LLC | 112,250 | $49.9M | 1.50% | −7,750−6.5% | Reduced |
| Sora Investors LLC | 107,496 | $47.8M | 3.67% | −55,266−34.0% | Reduced |
| Light Street Capital Management, LLC | 103,800 | $46.2M | 5.43% | −18,464−15.1% | Reduced |
| Deutsche Bank AG | 100,427 | $44.7M | 0.01% | −32,623−24.5% | Reduced |
| Glenview Capital Management, LLC | 98,532 | $43.8M | 0.88% | +98,532 | New |
| Nomura Holdings Inc | 96,831 | $43.1M | 0.18% | −172,525−64.1% | Reduced |
| Envestnet Asset Management Inc | 95,449 | $42.5M | 0.01% | +19,608+25.9% | Added |
| Loomis Sayles & Co L P | 93,771 | $41.7M | 0.05% | −33,360−26.2% | Reduced |
| Silvercrest Asset Management Group LLC | 91,429 | $40.7M | 0.27% | −6,385−6.5% | Reduced |