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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 %
LPL Financial
151
LPL Financial
California
$1.61M -$407K -5,077 -20%
Ensign Peak Advisors
152
Ensign Peak Advisors
Utah
$1.57M – – –
PEAK6
153
PEAK6
Illinois
$1.55M +$1.49M +18,542 +2,408%
ASRS
154
Arizona State Retirement System
Arizona
$1.55M -$19.2K -239 -1%
LSERS
155
Louisiana State Employees Retirement System
Louisiana
$1.51M +$16K +200 +1%
M&T Bank
156
M&T Bank
New York
$1.51M +$203K +2,530 +15%
SCM
157
Sterling Capital Management
North Carolina
$1.46M -$836K -10,431 -36%
Handelsbanken Fonder
158
Handelsbanken Fonder
Sweden
$1.44M – – –
EI
159
Ethic Inc
New York
$1.43M +$96K +1,196 +7%
Zurich Cantonal Bank
160
Zurich Cantonal Bank
Switzerland
$1.42M +$131K +1,634 +10%
AFG
161
ABLE Financial Group
Arizona
$1.39M +$110K +1,373 +9%
SOMRS
162
State of Michigan Retirement System
Michigan
$1.29M +$16K +200 +1%
COPPSERS
163
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$1.29M +$98.1K +1,224 +8%
Nisa Investment Advisors
164
Nisa Investment Advisors
Missouri
$1.26M -$171K -2,128 -12%
JF
165
Jump Financial
Illinois
$1.26M +$1.26M +15,682 New
Pathstone Holdings
166
Pathstone Holdings
New Jersey
$1.24M -$75.1K -936 -6%
NMIMC
167
Northwestern Mutual Investment Management Company
Wisconsin
$1.2M +$401 +5 +0%
AAF
168
Andra AP-fonden
Sweden
$1.17M +$1.17M +14,595 New
OPERF
169
Oregon Public Employees Retirement Fund
Oregon
$1.1M +$6.49K +81 +0.6%
FNA
170
First National Advisers
Nebraska
$1.1M +$420K +5,237 +62%
BCI
171
Brinker Capital Investments
Pennsylvania
$1.07M +$180K +2,242 +20%
OPS
172
Orion Portfolio Solutions
Nebraska
$1.07M +$180K +2,242 +20%
AIP
173
Ameritas Investment Partners
Nebraska
$1.06M -$19.2K -239 -2%
NMERB
174
New Mexico Educational Retirement Board
New Mexico
$1.06M – – –
KK
175
KLP Kapitalforvaltning
Norway
$1.06M -$48.1K -600 -4%
5 6
7
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