MKSI icon

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 %
California Public Employees Retirement System
51
California Public Employees Retirement System
California
$20.8M +$12.3M +153,661 +146%
AIM
52
Artemis Investment Management
United Kingdom
$20.2M +$435K +5,422 +2%
Bank of Montreal
53
Bank of Montreal
Ontario, Canada
$18.7M +$4.32M +53,870 +30%
Goldman Sachs
54
Goldman Sachs
New York
$18.7M -$60.1M -749,694 -76%
Thrivent Financial for Lutherans
55
Thrivent Financial for Lutherans
Minnesota
$18M +$1.66M +20,656 +10%
SFM
56
Systematic Financial Management
New Jersey
$17.8M +$205K +2,557 +1%
AI
57
Aperture Investors
New York
$16.4M -$2.07M -25,772 -11%
KCM
58
Kennedy Capital Management
Missouri
$15.1M +$9.15M +114,206 +153%
RhumbLine Advisers
59
RhumbLine Advisers
Massachusetts
$15.1M +$118K +1,478 +0.8%
New York State Common Retirement Fund
60
New York State Common Retirement Fund
New York
$13.3M +$8.71M +108,724 +188%
BNP Paribas Financial Markets
61
BNP Paribas Financial Markets
France
$13.2M +$5.74M +71,633 +77%
Retirement Systems of Alabama
62
Retirement Systems of Alabama
Alabama
$12.7M +$6.49K +81 +0.1%
PCH
63
Polar Capital Holdings
United Kingdom
$12.5M – – –
Ameriprise
64
Ameriprise
Minnesota
$12.4M -$2.81M -35,013 -18%
SEI Investments
65
SEI Investments
Pennsylvania
$11.6M -$475K -5,922 -4%
PCM
66
Penserra Capital Management
California
$11.5M +$3.36M +41,885 +41%
NL
67
Nuveen LLC
North Carolina
$11M +$11M +137,121 New
Bessemer Group
68
Bessemer Group
New Jersey
$10.7M -$1.01M -12,663 -9%
Deutsche Bank
69
Deutsche Bank
Germany
$10.6M +$130K +1,623 +1%
SC
70
SummitTX Capital
Texas
$10.6M +$10.6M +132,293 New
Swiss National Bank
71
Swiss National Bank
Switzerland
$10.5M -$152K -1,900 -1%
NIM
72
Needham Investment Management
New York
$10.3M -$20K -250 -0.2%
FGP
73
Freestone Grove Partners
California
$9.89M +$9.89M +123,376 New
Envestnet Asset Management
74
Envestnet Asset Management
Illinois
$8.88M +$1.24M +15,482 +16%
HCA
75
Harbor Capital Advisors
Illinois
$8.8M -$461K -5,752 -5%
1 2
3
4 5