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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.

Institutional holdersQ3 2025: 435 institutions
Q1 2021: 351 institutionsQ2 2021: 376 institutionsQ3 2021: 376 institutionsQ4 2021: 405 institutionsQ1 2022: 399 institutionsQ2 2022: 375 institutionsQ3 2022: 358 institutionsQ4 2022: 316 institutionsQ1 2023: 325 institutionsQ2 2023: 320 institutionsQ3 2023: 324 institutionsQ4 2023: 325 institutionsQ1 2024: 343 institutionsQ2 2024: 397 institutionsQ3 2024: 410 institutionsQ4 2024: 420 institutionsQ1 2025: 397 institutionsQ2 2025: 396 institutionsQ3 2025: 435 institutionsQ4 2025: 516 institutionsQ1 2026: 621 institutionsQ2 2026: 777 institutions
Value heldQ3 2025: $8.91B
Q1 2021: $9.83BQ2 2021: $9.28BQ3 2021: $7.93BQ4 2021: $9.34BQ1 2022: $8.06BQ2 2022: $5.46BQ3 2022: $4.84BQ4 2022: $5.74BQ1 2023: $5.94BQ2 2023: $7.32BQ3 2023: $5.80BQ4 2023: $6.88BQ1 2024: $9.16BQ2 2024: $9.02BQ3 2024: $7.37BQ4 2024: $7.36BQ1 2025: $5.73BQ2 2025: $7.42BQ3 2025: $8.91BQ4 2025: $11.3BQ1 2026: $15.8BQ2 2026: $31.3B
Institutions holding MKSI and their total value by quarter
QuarterHoldersValue
Q2 2026777$31.3B
Q1 2026621$15.8B
Q4 2025516$11.3B
Q3 2025435$8.91B
Q2 2025396$7.42B
Q1 2025397$5.73B
Q4 2024420$7.36B
Q3 2024410$7.37B
Q2 2024397$9.02B
Q1 2024343$9.16B
Q4 2023325$6.88B
Q3 2023324$5.80B
Q2 2023320$7.32B
Q1 2023325$5.94B
Q4 2022316$5.74B
Q3 2022358$4.84B
Q2 2022375$5.46B
Q1 2022399$8.06B
Q4 2021405$9.34B
Q3 2021376$7.93B
Q2 2021376$9.28B
Q1 2021351$9.83B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding MKS Inc; share changes are against Q2 2025.

Institutions holding MKSI in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Raleigh Capital Management Inc.0$330.00%−20−100.0%Reduced
North Capital, Inc.1$1240.00%+1New
Tortoise Investment Management, LLC2$2480.00%+2New
DiNuzzo Private Wealth, Inc.3$3110.00%+1+50.0%Added
Activest Wealth Management3$3710.00%00.0%Unchanged
HFM Investment Advisors, LLC3$3710.00%+2+200.0%Added
IMA Wealth, Inc.4$4950.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC4$4950.00%+3+300.0%Added
Binnacle Investments Inc4$4950.00%+4New
Harbour Investments, Inc.6$7430.00%00.0%Unchanged
JFS Wealth Advisors, LLC8$9910.00%+5+166.7%Added
Cloud Capital Management, LLC13$1.00K0.00%+13New
DecisionPoint Financial, LLC8$1.05K0.00%00.0%Unchanged
Cromwell Holdings LLC10$1.24K0.00%00.0%Unchanged
Principia Wealth Advisory, LLC10$1.24K0.00%00.0%Unchanged
Rialto Wealth Management, LLC10$1.24K0.00%+1+11.1%Added
ZRC Wealth Management, LLC11$1.36K0.00%+11New
Quaker Wealth Management, LLC12$1.49K0.00%00.0%Unchanged
Sunbelt Securities, Inc.14$1.73K0.00%−21−60.0%Reduced
J.Safra Asset Management Corp15$1.86K0.00%+15New
Thurston, Springer, Miller, Herd & Titak, Inc.16$1.98K0.00%−73−82.0%Reduced
WPG Advisers, LLC16$1.98K0.00%00.0%Unchanged
MV Capital Management, Inc.16$1.98K0.00%00.0%Unchanged
NBC Securities, Inc.17$2.10K0.00%−26−60.5%Reduced
Creative Financial Designs Inc18$2.24K0.00%00.0%Unchanged
Private Wealth Management Group, LLC19$2.35K0.00%00.0%Unchanged
Retirement Wealth Solutions LLC20$2.48K0.00%+20New
Strategic Wealth Partners, Ltd.21$2.54K0.00%00.0%Unchanged
Bruce G. Allen Investments, LLC21$2.60K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC22$2.72K0.00%00.0%Unchanged
Bogart Wealth, LLC23$2.85K0.00%00.0%Unchanged
IFP Advisors, Inc24$2.97K0.00%+24Added
Global Retirement Partners, LLC25$3.09K0.00%00.0%Unchanged
Rothschild Investment LLC26$3.22K0.00%00.0%Unchanged
Financial Network Wealth Advisors LLC29$3.59K0.00%00.0%Unchanged
Hughes Financial Services, LLC23$3.65K0.00%00.0%Unchanged
Aventura Private Wealth, LLC32$3.96K0.00%00.0%Unchanged
Colonial Trust Co34$4.17K0.00%−13−27.7%Reduced
Cornerstone Planning Group LLC30$4.19K0.00%00.0%Unchanged
Transamerica Financial Advisors, Inc.37$4.58K0.00%+37New
Advisory Services Network, LLC39$4.83K0.00%+39New
SBI Securities Co., Ltd.40$4.95K0.00%+17+73.9%Added
CoreCap Advisors, LLC41$5.08K0.00%00.0%Unchanged
Avion Wealth53$6.00K0.00%00.0%Unchanged
Bare Financial Services, Inc50$6.19K0.00%00.0%Unchanged
Investors Research Corp52$6.44K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc56$6.93K0.00%+3+5.7%Added
Assetmark, Inc56$6.93K0.00%+23+69.7%Added
Bell Investment Advisors, Inc65$8.05K0.00%00.0%Unchanged
Quent Capital, LLC66$8.18K0.00%+66New
True Wealth Design, LLC79$9.78K0.00%+35+79.5%Added
Hemington Wealth Management81$10.0K0.00%+32+65.3%Added
Atlantic Trust, LLC82$10.2K0.00%+2+2.5%Added
Fortitude Family Office, LLC87$10.8K0.00%+8+10.1%Added
Armstrong Advisory Group, Inc96$11.9K0.00%00.0%Unchanged
Root Financial Partners, LLC113$14.0K0.00%+113New
AdvisorNet Financial, Inc115$14.2K0.00%+13+12.7%Added
Oakworth Capital, Inc.119$14.7K0.00%+119New
UMA Financial Services, Inc.120$14.9K0.00%00.0%Unchanged
Quarry LP125$15.5K0.00%+125New
Capital Advisors, Ltd. LLC137$17.0K0.00%00.0%Unchanged
Huntington National Bank140$17.3K0.00%00.0%Unchanged
Parkside Financial Bank & Trust151$18.7K0.00%00.0%Unchanged
Smithfield Trust Co155$19.0K0.00%00.0%Unchanged
Bryn Mawr Trust Co157$19.4K0.00%00.0%Unchanged
Farther Finance Advisors, LLC159$19.7K0.00%+57+55.9%Added
CIBC Private Wealth Group, LLC165$20.4K0.00%+68+70.1%Added
Quest Partners LLC183$22.6K0.00%−2−1.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.191$23.6K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC213$26.4K0.00%00.0%Unchanged
Rise Advisors, LLC224$27.7K0.01%+1+0.4%Added
Bayforest Capital Ltd228$28.2K0.01%−160−41.2%Reduced
Wealthspire Advisors, LLC234$29.0K0.00%+234New
Coston, McIsaac & Partners239$29.0K0.01%00.0%Unchanged
Whittier Trust Co of Nevada Inc216$29.8K0.00%00.0%Unchanged
SJS Investment Consulting Inc.241$29.8K0.00%+241New
Estabrook Capital Management250$30.9K0.00%00.0%Unchanged
Smartleaf Asset Management LLC260$31.8K0.00%+111+74.5%Added
University of Texas/Texas Am Investment Managment Co275$34.0K0.00%+275New
Principal Securities, Inc.279$34.5K0.00%+26+10.3%Added
Harvest Fund Management Co., Ltd301$37.0K0.00%00.0%Unchanged
Danske Bank A/S300$37.1K0.00%−414−58.0%Reduced
Winnow Wealth LLC303$37.6K0.03%+303New
Covestor Ltd340$42.0K0.02%−155−31.3%Reduced
Nomura Asset Management Co Ltd400$49.5K0.00%00.0%Unchanged
Truvestments Capital LLC406$50.3K0.01%−221−35.2%Reduced
Rockefeller Capital Management L.P.415$51.4K0.00%+415New
Northwestern Mutual Wealth Management Co422$52.2K0.00%+399+1,734.8%Added
Geneos Wealth Management Inc.430$53.2K0.00%−222−34.0%Reduced
Salomon & Ludwin, LLC395$54.5K0.00%+395New
Atlantic Union Bankshares Corp462$57.2K0.00%00.0%Unchanged
Allworth Financial LP471$58.3K0.00%+120+34.2%Added
Daiwa Securities Group Inc.480$59.0K0.00%+480New
Abich Financial Wealth Management LLC527$65.2K0.02%+527New
Larson Financial Group LLC533$66.0K0.00%+112+26.6%Added
Stephenson National Bank & Trust553$68.4K0.02%+129+30.4%Added
Leonteq Securities AG618$76.5K0.00%+399+182.2%Added
Fifth Third Bancorp619$76.6K0.00%+30+5.1%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.653$81.0K0.00%+7+1.1%Added
Optimum Investment Advisors665$82.3K0.03%+40+6.4%Added