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MKS Inc. Common Stock
MKSI

Overview Fund Activity

391 hedge funds and large institutions have $5.65B invested in MKS Inc. Common Stock in 2025 Q1 according to their latest regulatory filings, with 61 funds opening new positions, 166 increasing their positions, 117 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
391
Holders Change
-25
Holders Change %
-6.01%
% of All Funds
5.31%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
61
Increased
166
Reduced
117
Closed
79
Calls
$155M
Puts
$16.4M
Net Calls
+$139M
Net Calls Change
-$41.9M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
+$76.8M
2
CCM
Channing Capital Management
Illinois
+$44.3M
3
MAM
Madison Asset Management
Wisconsin
+$39.6M
4
KCM
Kodai Capital Management
Illinois
+$32.9M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$31.6M

Top Sellers

1
Goldman Sachs
Goldman Sachs
New York
-$60.1M
2
CVA
Ceredex Value Advisors
Florida
-$47.3M
3
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$31.4M
4
Fisher Asset Management
Fisher Asset Management
Washington
-$28.4M
5
Nordea Investment Management
Nordea Investment Management
Sweden
-$19.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
State of Wisconsin Investment Board
101
State of Wisconsin Investment Board
Wisconsin
$4.72M +$765K +9,541 +19%
Canada Life
102
Canada Life
Manitoba, Canada
$4.48M -$2.21M -27,481 -33%
State Board of Administration of Florida Retirement System
103
State Board of Administration of Florida Retirement System
Florida
$4.35M – – –
MOACM
104
Mutual of America Capital Management
New York
$4.29M -$73.3K -914 -2%
Fisher Asset Management
105
Fisher Asset Management
Washington
$4.26M -$28.4M -354,846 -87%
SO
106
STRS Ohio
Ohio
$4.24M – – –
GIA
107
GHP Investment Advisors
Colorado
$3.78M +$4.73K +59 +0.1%
Corient Private Wealth
108
Corient Private Wealth
Florida
$3.57M -$61.6K -769 -2%
GLA
109
Great Lakes Advisors
Illinois
$3.38M -$10.8M -135,335 -76%
TRSOTSOK
110
Teachers Retirement System of the State of Kentucky
Kentucky
$3.27M +$584K +7,292 +22%
NAM
111
Nissay Asset Management
Japan
$3.24M +$257K +3,210 +9%
SIA
112
Sit Investment Associates
Minnesota
$3.14M +$56.1K +700 +2%
Renaissance Technologies
113
Renaissance Technologies
New York
$3.03M -$7.02M -87,600 -70%
QCM
114
Quantinno Capital Management
New York
$3.01M +$1.35M +16,881 +81%
MIM
115
MetLife Investment Management
New Jersey
$3.01M -$45.6K -569 -1%
GF
116
Gabelli Funds
New York
$3M +$425K +5,300 +17%
WCM Investment Management
117
WCM Investment Management
California
$2.97M +$110K +1,353 +4%
Holocene Advisors
118
Holocene Advisors
New York
$2.86M +$2.86M +35,702 New
Verition Fund Management
119
Verition Fund Management
Connecticut
$2.79M +$2.32M +28,919 +493%
Creative Planning
120
Creative Planning
Kansas
$2.74M +$136K +1,698 +5%
GIP
121
Granite Investment Partners
California
$2.73M -$347K -4,328 -11%
GAM
122
Gotham Asset Management
New York
$2.71M -$6.49M -80,991 -71%
State of Tennessee, Department of Treasury
123
State of Tennessee, Department of Treasury
Tennessee
$2.69M – – –
Capstone Investment Advisors
124
Capstone Investment Advisors
New York
$2.6M – – –
OCBCO
125
Oversea-Chinese Banking Corp (OCBC)
Singapore
$2.56M +$2.56M +31,903 New
3 4
5
6 7