Skip to main content

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
+1.93M (+2.8%) vs. Q1 2026
Total value
$31.3B
+$15.6B (+98.7%) vs. Q1 2026
New holders
216
242 more added
Sold out
53
254 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.

Institutional holdersQ2 2026: 777 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 heldQ2 2026: $31.3B
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, Q2 2026

Shares, value and share of portfolio for each institution holding MKS Inc; share changes are against Q1 2026.

Institutions holding MKSI in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Canandaigua National Bank & Trust Co552$245.5K0.02%+552New
Fox Run Management, L.L.C.545$242.4K0.04%−3,503−86.5%Reduced
Claret Asset Management Corp543$242.0K0.03%−1,739−76.2%Reduced
Markin Volterra Fund LP539$239.7K0.81%+539New
BTG Pactual Asset Management US LLC532$236.6K0.02%+532New
Leonteq Securities AG530$235.7K0.01%−649−55.0%Reduced
Allstate Corp521$231.7K0.00%−8,749−94.4%Reduced
Reynders McVeigh Capital Management, LLC513$228.0K0.01%+513New
Mirae Asset Global ETFs Holdings Ltd.512$227.7K0.00%+512New
Institute for Wealth Management, LLC.501$222.8K0.02%+501New
Prosperity Consulting Group, LLC501$222.8K0.01%+501New
Oakmont Investment Advisors, Inc.500$222.4K0.15%+500New
Financial Planning Hawaii, Inc.499$222.0K0.12%+499New
Medallion Wealth Advisors, LLC895$221.3K0.07%+855+2,137.5%Added
Somerset Trust Co497$221.1K0.06%+497New
Flputnam Investment Management Co485$215.7K0.00%+485New
Greenspring Advisors, LLC483$214.8K0.01%+483New
OpenArc Corporate Advisory, LLC483$214.8K0.00%+483New
West Family Investments, Inc.482$214.4K0.06%+482New
Westwood Holdings Group Inc.480$213.5K0.00%+480New
McAdam, LLC478$212.6K0.01%+478New
Emerald Advisors, LLC475$211.4K0.03%+475New
Atlantic Union Bankshares Corp463$205.7K0.00%+1+0.2%Added
Quarry LP462$205.5K0.03%+462New
Krane Funds Advisors LLC460$204.6K0.01%+460New
Sciencast Management LP457$203.3K0.04%+457New
Western Wealth Management, LLC450$200.2K0.01%+450New
IFP Advisors, Inc434$193.0K0.00%+245+129.6%Added
Geneos Wealth Management Inc.430$191.3K0.00%00.0%Unchanged
Stephenson National Bank & Trust422$187.7K0.05%−540−56.1%Reduced
Macquarie Group Ltd416$185.0K0.00%+416New
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.378$168.1K0.51%−1,010−72.8%Reduced
Nomura Asset Management Co Ltd307$136.6K0.00%+57+22.8%Added
Truvestments Capital LLC297$132.3K0.02%−22−6.9%Reduced
Salomon & Ludwin, LLC295$121.3K0.01%−92−23.8%Reduced
Northwest & Ethical Investments L.P.288$119.8K0.00%−480−62.5%Reduced
Estabrook Capital Management250$111.2K0.02%00.0%Unchanged
Coston, McIsaac & Partners239$106.0K0.02%00.0%Unchanged
Erste Asset Management GmbH266$103.4K0.00%00.0%Unchanged
Clear Street Markets LLC226$100.5K0.02%+226New
Covestor Ltd217$97.0K0.06%00.0%Unchanged
Huntington National Bank212$94.3K0.00%+46+27.7%Added
SJS Investment Consulting Inc.205$91.2K0.01%−25−10.9%Reduced
Creative Financial Designs Inc198$88.2K0.00%+25+14.5%Added
Measured Wealth Private Client Group, LLC196$87.2K0.02%+100+104.2%Added
True Wealth Design, LLC192$85.4K0.02%+30+18.5%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.191$85.0K0.00%00.0%Unchanged
Fortitude Family Office, LLC184$81.8K0.02%+70+61.4%Added
First National Bank161$71.6K0.03%+161New
Clearstead Advisors, LLC160$71.2K0.00%+105+190.9%Added
Smithfield Trust Co155$69.0K0.00%00.0%Unchanged
LRI Investments, LLC144$64.2K0.01%+108+300.0%Added
Capital Advisors, Ltd. LLC137$61.0K0.01%00.0%Unchanged
SBI Securities Co., Ltd.137$60.9K0.00%+59+75.6%Added
Parkside Financial Bank & Trust133$59.2K0.00%−48−26.5%Reduced
UMA Financial Services, Inc.122$54.3K0.01%+2+1.7%Added
Whittier Trust Co of Nevada Inc142$49.6K0.00%−3−2.1%Reduced
V-Square Quantitative Management LLC111$49.4K0.00%+15+15.6%Added
Owl Creek Wealth Partners LLC108$48.0K0.01%+20+22.7%Added
Basecamp Wealth Advisors LLC108$48.0K0.01%+24+28.6%Added
Bell Investment Advisors, Inc106$47.1K0.01%−2−1.9%Reduced
Armstrong Advisory Group, Inc105$46.7K0.00%00.0%Unchanged
City Holding Co102$45.4K0.01%00.0%Unchanged
Kemnay Advisory Services Inc.99$44.0K0.01%+15+17.9%Added
Quent Capital, LLC94$41.9K0.00%−3−3.1%Reduced
Rakuten Securities, Inc.89$39.6K0.01%−66−42.6%Reduced
Transamerica Financial Advisors, Inc.89$39.6K0.00%+50+128.2%Added
BI Asset Management Fondsmaeglerselskab A/S88$39.0K0.00%+88New
Carolina Wealth Advisors, LLC87$38.7K0.02%+28+47.5%Added
Bare Financial Services, Inc86$38.3K0.01%+33+62.3%Added
Brown Brothers Harriman & Co85$37.8K0.00%00.0%Unchanged
Ancora Advisors, LLC82$36.5K0.00%−18−18.0%Reduced
Atlantic Trust, LLC82$36.5K0.00%00.0%Unchanged
Assetmark, Inc82$36.5K0.00%+11+15.5%Added
Wealth Enhancement Trust Services, Inc.82$36.5K0.00%+48+141.2%Added
Westend Capital Management, LLC80$35.6K0.01%+5+6.7%Added
Accordant Advisory Group Inc78$34.7K0.02%00.0%Unchanged
International Assets Investment Management, LLC84$34.4K0.00%+33+64.7%Added
AdvisorNet Financial, Inc76$33.8K0.00%+75+7,500.0%Added
Essential Partners LLC74$32.9K0.02%+41+124.2%Added
Silver Grove Financial Group, Inc.73$32.5K0.02%+73New
CVA Family Office, LLC68$30.2K0.00%+3+4.6%Added
Rossby Financial, LCC67$29.8K0.01%+2+3.1%Added
Harbour Investments, Inc.63$28.0K0.00%+6+10.5%Added
Farmers & Merchants Investments Inc59$26.2K0.00%00.0%Unchanged
Allied Private Wealth LLC74$25.9K0.02%+74New
Keating Financial Advisory Services, Inc.56$24.9K0.00%+7+14.3%Added
Ossiam54$24.0K0.00%+54New
CX Institutional53$24.0K0.00%00.0%Unchanged
JDM Financial Group LLC52$23.1K0.01%00.0%Unchanged
Rogco, LP51$22.7K0.01%00.0%Unchanged
Bogart Wealth, LLC47$20.9K0.00%+24+104.3%Added
Action Point Financial Planning, LLC49$20.5K0.00%+49New
Cornerstone Financial Management LLC46$20.5K0.02%+17+58.6%Added
Avion Wealth45$20.0K0.00%+5+12.5%Added
Strive Financial Group ,LLC44$19.6K0.01%00.0%Unchanged
Ameritas Advisory Services, LLC43$19.1K0.00%+43New
CoreCap Advisors, LLC43$19.1K0.00%+2+4.9%Added
First Horizon Corp43$19.1K0.00%+43New
Union Savings Bank43$19.1K0.01%00.0%Unchanged