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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, Q1 2026

Institutional positions in MKS Inc as of Mar 31, 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
621
+111 vs. Q4 2025
Shares held
69.0M
+6.90M (+11.1%) vs. Q4 2025
Total value
$15.8B
+$5.85B (+58.9%) vs. Q4 2025
New holders
164
204 more added
Sold out
53
190 more reduced

6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 621 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 heldQ1 2026: $15.8B
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, Q1 2026

Shares, value and share of portfolio for each institution holding MKS Inc; share changes are against Q4 2025.

Institutions holding MKSI in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
DnB Asset Management AS3,964$911.0K0.00%+3,964New
Callan Family Office, LLC4,007$920.8K0.02%−586−12.8%Reduced
Ensign Peak Advisors, Inc4,047$930.0K0.00%+300+8.0%Added
Chicago Partners Investment Group LLC3,384$942.3K0.02%+1,230+57.1%Added
Harbor Capital Advisors, Inc.4,153$954.0K0.08%−14,068−77.2%Reduced
Merit Financial Group, LLC4,264$980.0K0.01%+853+25.0%Added
Ronald Blue Trust, Inc.4,274$982.2K0.01%+47+1.1%Added
Wedmont Private Capital3,859$987.9K0.03%+795+25.9%Added
Quinn Opportunity Partners LLC4,410$1.01M0.05%00.0%Unchanged
Coldstream Capital Management Inc4,422$1.02M0.01%−1,144−20.6%Reduced
Profund Advisors LLC4,492$1.03M0.04%−524−10.4%Reduced
Quadrant Capital Group LLC4,602$1.06M0.03%+267+6.2%Added
Commonwealth Equity Services, LLC4,749$1.09M0.00%−1,786−27.3%Reduced
Commerce Bank4,762$1.09M0.01%−26−0.5%Reduced
Ellevest, Inc.4,794$1.10M0.15%−388−7.5%Reduced
Pinpoint Asset Management (Singapore) Pte. Ltd.4,826$1.11M0.26%+4,826New
Sierra Summit Advisors LLC4,879$1.12M0.16%+4,879New
Securian Asset Management, Inc4,989$1.15M0.05%+100+2.0%Added
Archer Investment Corp5,066$1.16M0.25%+1,096+27.6%Added
Meeder Advisory Services, Inc.5,101$1.17M0.05%+377+8.0%Added
O'Shaughnessy Asset Management, LLC5,171$1.19M0.01%+2,754+113.9%Added
Eurizon Capital SGR S.p.A.5,308$1.20M0.00%+4,259+406.0%Added
Twinbeech Capital LP5,405$1.24M0.13%+5,405New
Advisor Group Holdings, Inc.5,432$1.25M0.00%+236+4.5%Added
Swiss Life Asset Management Ltd5,510$1.27M0.01%+562+11.4%Added
Quantbot Technologies LP5,556$1.28M0.05%+5,556New
Concentric Capital Strategies, LP5,571$1.28M0.11%−97,019−94.6%Reduced
GWM Advisors LLC5,580$1.28M0.00%+2,921+109.9%Added
Legato Capital Management LLC5,605$1.29M0.12%+5,605New
Captrust Financial Advisors5,645$1.30M0.00%+2,213+64.5%Added
Dorsey Wright & Associates5,784$1.33M0.16%+5,784New
Atlas Capital Advisors LLC6,009$1.38M0.16%+38+0.6%Added
BCM Advisors, LLC4,903$1.43M0.28%00.0%Unchanged
US Bancorp6,387$1.47M0.00%+5+0.1%Added
Horizon Investments, LLC6,629$1.52M0.02%−507−7.1%Reduced
Journey Strategic Wealth LLC6,641$1.53M0.04%+189+2.9%Added
State of Alaska, Department of Revenue6,711$1.54M0.02%+45+0.7%Added
Hanson & Doremus Investment Management6,853$1.57M0.18%+848+14.1%Added
Hancock Whitney Corp5,599$1.59M0.03%+213+4.0%Added
Mitsubishi UFJ Trust & Banking Corp6,972$1.60M0.00%−114−1.6%Reduced
Sterling Capital Management LLC7,058$1.62M0.03%−9,929−58.5%Reduced
Wiley Bros.-Aintree Capital, LLC7,113$1.63M0.01%−4,747−40.0%Reduced
Equitable Trust Co7,224$1.66M0.08%−4,528−38.5%Reduced
Axq Capital, LP7,251$1.67M0.21%+7,251New
Maverick Capital LtdSuperinvestorMaverick Capital7,286$1.67M0.02%+7,286New
J.W. Cole Advisors, Inc.7,338$1.69M0.06%+7,338New
Sanctuary Advisors, LLC7,342$1.69M0.01%−1,731−19.1%Reduced
Aquatic Capital Management LLC8,014$1.84M0.05%−6,355−44.2%Reduced
Caxton Associates LLP8,017$1.84M0.04%+206+2.6%Added
Dymon Asia Capital (Singapore) Pte. Ltd.8,100$1.86M0.41%+8,100New
Front Row Advisors LLC8,105$1.86M0.63%+195+2.5%Added
Havemeyer Place LP8,220$1.89M0.22%+8,220New
Linden Thomas Advisory Services, LLC8,276$1.90M0.18%+55+0.7%Added
Brevan Howard Capital Management LP8,284$1.90M0.02%+1,009+13.9%Added
New York Life Investment Management LLC8,304$1.91M0.02%+2,566+44.7%Added
Prelude Capital Management, LLC8,356$1.92M0.15%+1,531+22.4%Added
Skopos Labs, Inc.8,600$1.98M0.06%+1,201+16.2%Added
Janney Montgomery Scott LLC8,650$1.99M0.00%−7,823−47.5%Reduced
ProShare Advisors LLC8,736$2.01M0.00%−2,493−22.2%Reduced
Timothy G. Youngquist 2020 Irrevocable Trust8,752$2.01M0.98%+8,752New
Guggenheim Capital LLC8,775$2.02M0.02%−1,037−10.6%Reduced
South Dakota Investment Council8,781$2.02M0.04%00.0%Unchanged
Old West Investment Management, LLC8,790$2.02M0.22%−7,560−46.2%Reduced
Caption Management, LLC9,000$2.07M0.10%−7,328−44.9%Reduced
Xponance, Inc.9,061$2.08M0.01%+2,219+32.4%Added
Dean Capital Management9,144$2.10M0.87%−2,946−24.4%Reduced
Allstate Corp9,270$2.13M0.02%+9,270New
Headlands Technologies LLC9,325$2.14M0.24%+6,649+248.5%Added
Cornerstone Investment Partners, LLC9,413$2.16M0.09%+376+4.2%Added
The PNC Financial Services Group, Inc.9,444$2.17M0.00%−560−5.6%Reduced
Teacher Retirement System of Texas9,729$2.24M0.01%+7,508+338.0%Added
Y-Intercept (Hong Kong) Ltd9,732$2.24M0.04%+9,732New
Moore Capital Management, LP10,000$2.30M0.08%+10,000New
FORA Capital, LLC10,039$2.31M0.17%+10,039New
Wealth Enhancement Advisory Services, LLC10,928$2.31M0.01%−484−4.2%Reduced
Pacer Advisors, Inc.10,479$2.41M0.01%−212−2.0%Reduced
First National Bank of Omaha10,731$2.47M0.08%−1,744−14.0%Reduced
Brinker Capital Investments, LLC10,800$2.48M0.02%−5,558−34.0%Reduced
Pictet Asset Management Holding SA10,903$2.51M0.00%+656+6.4%Added
WCM Investment Management, LLC12,120$2.55M0.01%−6,436−34.7%Reduced
Man Group plc11,332$2.60M0.01%+8,321+276.4%Added
Vestcor Inc11,479$2.64M0.07%+11,479New
CWM Advisors, LLC12,111$2.78M0.16%+1,165+10.6%Added
Lighthouse Investment Partners, LLC12,289$2.82M0.11%+12,289New
Ameritas Investment Partners, Inc.12,374$2.84M0.09%+64+0.5%Added
HighTower Advisors, LLC12,396$2.85M0.00%+6,285+102.8%Added
Great Lakes Advisors, LLC12,498$2.87M0.02%−40−0.3%Reduced
Hantz Financial Services, Inc.12,683$2.92M0.04%−11,700−48.0%Reduced
Capstone Investment Advisors, LLC12,961$2.98M0.02%−18,630−59.0%Reduced
Lazard Asset Management LLC13,306$3.06M0.01%+7,428+126.4%Added
Oregon Public Employees Retirement Fund13,766$3.16M0.04%+369+2.8%Added
New Mexico Educational Retirement Board14,100$3.24M0.10%+900+6.8%Added
New Age Alpha Advisors, LLC14,302$3.29M0.15%−337−2.3%Reduced
Ethic Inc.14,495$3.33M0.05%−1,871−11.4%Reduced
CWM, LLC14,590$3.35M0.01%+6,897+89.7%Added
KLP Kapitalforvaltning AS14,800$3.40M0.01%−200−1.3%Reduced
Northwestern Mutual Investment Management Company, LLC15,048$3.46M0.05%+20+0.1%Added
Virginia Retirement Systems Et Al15,100$3.47M0.03%00.0%Unchanged
Summit Trail Advisors, LLC15,248$3.50M0.05%+1,076+7.6%Added
EAM Investors, LLC15,814$3.63M0.42%−11,052−41.1%Reduced