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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 %
CB
176
Commerce Bank
Missouri
$106M -$1.77M -3,552 -2%
Baird Financial Group
177
Baird Financial Group
Wisconsin
$106M -$486K -976 -0.5%
DDC
178
DF Dent & Co
Maryland
$106M -$2.89M -5,805 -3%
Public Sector Pension Investment Board (PSP Investments)
179
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$105M +$646K +1,298 +0.6%
GLA
180
Great Lakes Advisors
Illinois
$103M +$2.26M +4,580 +2%
Retirement Systems of Alabama
181
Retirement Systems of Alabama
Alabama
$102M -$1.01M -2,032 -1%
AQR Capital Management
182
AQR Capital Management
Connecticut
$102M -$5.84M -11,937 -5%
Asset Management One
183
Asset Management One
Japan
$99.1M +$8.57M +17,228 +9%
DnB Asset Management
184
DnB Asset Management
Norway
$98.6M -$1.53M -3,070 -2%
SO
185
STRS Ohio
Ohio
$98.5M -$782K -1,571 -0.8%
AM
186
AGF Management
Ontario, Canada
$97.9M +$31.4M +63,201 +47%
WorldQuant Millennium Advisors
187
WorldQuant Millennium Advisors
New York
$95.3M -$6.99M -14,048 -7%
Impax Asset Management Group
188
Impax Asset Management Group
United Kingdom
$95M -$212M -431,255 -69%
BCWM
189
Bartlett & Co Wealth Management
Ohio
$94.6M +$4.97M +9,989 +6%
PI
190
PGGM Investments
Netherlands
$94.5M -$7.19M -14,447 -7%
Toronto Dominion Bank
191
Toronto Dominion Bank
Ontario, Canada
$94.2M -$10.1M -20,386 -10%
CG
192
Carmignac Gestion
France
$94.2M +$16.4M +33,019 +21%
Millennium Management
193
Millennium Management
New York
$93.8M -$76.6M -153,906 -45%
DLA
194
Douglas Lane & Associates
New York
$93.1M +$2.33M +4,687 +3%
Treasurer of the State of North Carolina
195
Treasurer of the State of North Carolina
North Carolina
$93M +$6.17M +12,408 +7%
HighTower Advisors
196
HighTower Advisors
Illinois
$89.3M +$853K +1,714 +1%
US Bancorp
197
US Bancorp
Minnesota
$88.5M -$1.35M -2,709 -1%
HPC
198
HM Payson & Co
Maine
$87.4M +$4.43M +8,904 +5%
Teacher Retirement System of Texas
199
Teacher Retirement System of Texas
Texas
$86M -$31.5M -63,386 -27%
MMH
200
Menora Mivtachim Holdings
Israel
$85.6M -$23.6M -47,379 -22%
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