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 %
Vanguard Group
1
Vanguard Group
Pennsylvania
$597M +$373K +4,659 +0.1%
BlackRock
2
BlackRock
New York
$566M -$4.26M -53,176 -0.7%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$324M -$14.2M -176,715 -4%
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$282M +$13.9M +173,945 +5%
Victory Capital Management
5
Victory Capital Management
Texas
$272M +$24.1M +300,356 +10%
Wellington Management Group
6
Wellington Management Group
Massachusetts
$260M +$76.8M +958,607 +42%
Capital International Investors
7
Capital International Investors
California
$248M +$106K +1,323 +0%
Nordea Investment Management
8
Nordea Investment Management
Sweden
$179M -$19.8M -251,754 -10%
State Street
9
State Street
Massachusetts
$167M +$1.05M +13,132 +0.6%
Invesco
10
Invesco
Georgia
$164M -$14.6M -181,904 -8%
Neuberger Berman Group
11
Neuberger Berman Group
New York
$156M +$12.8M +159,805 +9%
MAM
12
Madison Asset Management
Wisconsin
$114M +$39.6M +494,207 +53%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$98.1M +$3.91M +48,822 +4%
CB
14
Cooke & Bieler
Pennsylvania
$83.3M +$13M +161,905 +18%
Dimensional Fund Advisors
15
Dimensional Fund Advisors
Texas
$70.4M +$20.2M +252,538 +40%
Principal Financial Group
16
Principal Financial Group
Iowa
$66.9M -$95.7K -1,194 -0.1%
UBS Group
17
UBS Group
Switzerland
$64.7M +$10.8M +134,891 +20%
RA
18
Royce & Associates
New York
$63.6M +$4.31M +53,800 +7%
Charles Schwab
19
Charles Schwab
California
$57.6M +$4.15M +51,836 +8%
Barclays
20
Barclays
United Kingdom
$57M -$11.4M -142,138 -17%
KCM
21
Kodai Capital Management
Illinois
$56.7M +$32.9M +410,865 +138%
Bank of America
22
Bank of America
North Carolina
$54.6M -$2.06M -25,640 -4%
Morgan Stanley
23
Morgan Stanley
New York
$51.5M +$1.51M +18,801 +3%
Northern Trust
24
Northern Trust
Illinois
$50.8M +$2.07M +25,822 +4%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$48.4M -$640K -7,982 -1%
1
2 3 4 5