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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 %
X
201
Xponance
Pennsylvania
$674K +$10K +125 +2%
LTAS
202
Linden Thomas Advisory Services
North Carolina
$651K +$561 +7 +0.1%
FRA
203
Front Row Advisors
California
$647K -$72.1K -900 -10%
SOADOR
204
State of Alaska Department of Revenue
Alaska
$631K +$16.4K +205 +3%
PI
205
PineBridge Investments
New York
$617K -$2.48M -30,965 -80%
WCM
206
Washington Capital Management
Washington
$601K +$601K +7,500 New
SDIC
207
South Dakota Investment Council
South Dakota
$552K -$185K -2,300 -25%
Public Employees Retirement Association of Colorado
208
Public Employees Retirement Association of Colorado
Colorado
$549K – – –
ET
209
Equitable Trust
Tennessee
$537K +$4.81K +60 +0.9%
NYLIM
210
New York Life Investment Management
New York
$535K +$3.21K +40 +0.6%
TRCT
211
Tower Research Capital (TRC)
New York
$525K -$386K -4,814 -42%
CIP
212
Cornerstone Investment Partners
Georgia
$522K +$124K +1,553 +31%
HDIM
213
Hanson & Doremus Investment Management
Vermont
$497K -$6.73K -84 -1%
LIP
214
Lighthouse Investment Partners
Florida
$481K +$481K +6,000 New
PNC Financial Services Group
215
PNC Financial Services Group
Pennsylvania
$475K -$166K -2,070 -26%
SGI
216
Summit Global Investments
Utah
$474K -$489K -6,097 -51%
VPIM
217
Vanguard Personalized Indexing Management
California
$465K +$28.9K +361 +7%
TSS
218
Two Sigma Securities
New York
$456K +$177K +2,203 +63%
Commonwealth Equity Services
219
Commonwealth Equity Services
Massachusetts
$447K -$37.2K -464 -8%
National Bank of Canada
220
National Bank of Canada
Quebec, Canada
$427K -$7.84M -97,781 -95%
EC
221
EntryPoint Capital
New York
$425K +$425K +5,304 New
Pacer Advisors
222
Pacer Advisors
Pennsylvania
$408K -$843K -10,520 -67%
SAM
223
Securian Asset Management
Minnesota
$408K – – –
Mariner
224
Mariner
Kansas
$403K +$179K +2,232 +80%
Mercer Global Advisors
225
Mercer Global Advisors
Colorado
$403K +$9.3K +116 +2%
7 8
9
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