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Thermo Fisher Scientific
TMO

Overview Fund Activity

2,536 hedge funds and large institutions have $165B invested in Thermo Fisher Scientific in 2025 Q1 according to their latest regulatory filings, with 155 funds opening new positions, 1,020 increasing their positions, 992 reducing their positions, and 157 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
2,536
Holders Change
-45
Holders Change %
-1.74%
% of All Funds
34.44%
Holding in Top 10
83
Holding in Top 10 Change
+11
Holding in Top 10 Change %
+15.28%
% of All Funds
1.13%
New
155
Increased
1,020
Reduced
992
Closed
157
Calls
$961M
Puts
$1.08B
Net Calls
-$119M
Net Calls Change
+$261M

Top Buyers

1
Capital World Investors
Capital World Investors
California
+$812M
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$607M
3
DZ Bank
DZ Bank
Germany
+$293M
4
Franklin Resources
Franklin Resources
California
+$240M
5
SP
Sarasin & Partners
United Kingdom
+$187M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$843M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$802M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$568M
4
ATO
Alecta Tjanstepension Omsesidigt
Sweden
-$214M
5
Impax Asset Management Group
Impax Asset Management Group
United Kingdom
-$212M
Name Holding Trade Value Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$16.7B +$115M +230,382 +0.7%
BlackRock
2
BlackRock
New York
$14.5B +$122M +244,290 +0.8%
State Street
3
State Street
Massachusetts
$8.24B +$45.5M +91,461 +0.6%
Morgan Stanley
4
Morgan Stanley
New York
$5.77B +$52.3M +105,141 +0.9%
Capital World Investors
5
Capital World Investors
California
$5.5B +$812M +1,631,280 +17%
JPMorgan Chase & Co
6
JPMorgan Chase & Co
New York
$5.04B +$607M +1,219,546 +14%
T. Rowe Price Associates
7
T. Rowe Price Associates
Maryland
$4.63B -$802M -1,611,792 -15%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$4.03B +$134M +269,801 +3%
Capital Research Global Investors
9
Capital Research Global Investors
California
$3.79B -$153M -307,929 -4%
Fidelity Investments
10
Fidelity Investments
Massachusetts
$2.31B -$843M -1,694,832 -27%
Franklin Resources
11
Franklin Resources
California
$2.19B +$240M +482,733 +12%
Bank of America
12
Bank of America
North Carolina
$1.97B -$43M -86,477 -2%
Northern Trust
13
Northern Trust
Illinois
$1.93B -$13.5M -27,196 -0.7%
Royal Bank of Canada
14
Royal Bank of Canada
Ontario, Canada
$1.6B -$23.8M -47,855 -1%
Charles Schwab
15
Charles Schwab
California
$1.46B +$57.5M +115,463 +4%
Pictet Asset Management
16
Pictet Asset Management
Switzerland
$1.43B +$96.2M +193,378 +7%
Amundi
17
Amundi
France
$1.43B +$79.2M +168,197 +6%
UBS AM
18
UBS AM
Illinois
$1.37B +$164M +329,974 +14%
Fisher Asset Management
19
Fisher Asset Management
Washington
$1.35B +$24.6M +49,516 +2%
UBS Group
20
UBS Group
Switzerland
$1.3B +$94.2M +189,283 +8%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$1.26B -$14M -28,201 -1%
Goldman Sachs
22
Goldman Sachs
New York
$1.2B +$106M +212,732 +10%
Massachusetts Financial Services
23
Massachusetts Financial Services
Massachusetts
$1.19B -$89.4M -179,599 -7%
Polen Capital Management
24
Polen Capital Management
Florida
$1.16B -$69M -138,713 -6%
Primecap Management
25
Primecap Management
California
$1.15B -$93.5M -187,849 -7%
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