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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 %
Legal & General Group
26
Legal & General Group
United Kingdom
$1.13B +$8.1M +16,278 +0.7%
DZ Bank
27
DZ Bank
Germany
$1.06B +$293M +588,497 +38%
Ameriprise
28
Ameriprise
Minnesota
$1.03B -$76.8M -154,396 -7%
UE
29
Unisphere Establishment
Liechtenstein
$970M +$124M +250,000 +15%
T. Rowe Price Investment Management
30
T. Rowe Price Investment Management
Maryland
$967M -$568M -1,141,155 -37%
AllianceBernstein
31
AllianceBernstein
Tennessee
$879M +$136M +272,747 +18%
Mitsubishi UFJ Asset Management
32
Mitsubishi UFJ Asset Management
Japan
$867M +$83.6M +167,971 +11%
Dimensional Fund Advisors
33
Dimensional Fund Advisors
Texas
$861M -$84.7M -170,141 -9%
Invesco
34
Invesco
Georgia
$840M +$5.29M +10,633 +0.6%
ClearBridge Investments
35
ClearBridge Investments
New York
$827M -$93.7M -188,324 -10%
Schroder Investment Management Group
36
Schroder Investment Management Group
United Kingdom
$818M -$17.5M -35,197 -2%
Wellington Management Group
37
Wellington Management Group
Massachusetts
$794M +$83.5M +167,763 +12%
Swedbank
38
Swedbank
Sweden
$788M +$79.9M +160,621 +11%
Lazard Asset Management
39
Lazard Asset Management
New York
$775M +$32.7M +65,732 +4%
Barclays
40
Barclays
United Kingdom
$744M +$97.2M +195,370 +15%
Wells Fargo
41
Wells Fargo
California
$725M +$7.13M +14,322 +1%
Grantham, Mayo, Van Otterloo & Co (GMO)
42
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$725M +$180M +362,214 +33%
Manulife (Manufacturers Life Insurance)
43
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$722M -$113M -226,270 -13%
AIM
44
Alphinity Investment Management
Australia
$717M +$81.8M +164,324 +13%
Parnassus Investments
45
Parnassus Investments
California
$707M +$4.71M +9,474 +0.7%
Flossbach Von Storch
46
Flossbach Von Storch
Germany
$703M +$38.6M +77,554 +6%
Loomis, Sayles & Company
47
Loomis, Sayles & Company
Massachusetts
$670M +$46.6M +93,627 +7%
VAM
48
Veritas Asset Management
United Kingdom
$663M +$152M +305,893 +30%
Deutsche Bank
49
Deutsche Bank
Germany
$629M -$28.9M -58,043 -4%
Temasek Holdings
50
Temasek Holdings
Singapore
$626M +$100M +200,869 +19%
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