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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, 1,021 increasing their positions, 991 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
1,021
Reduced
991
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 %
WBC
1301
West Branch Capital
Massachusetts
$1.5M +$147K +296 +11%
PP
1302
PDS Planning
Ohio
$1.5M +$104K +209 +7%
AIC
1303
Argus Investors Counsel
New York
$1.5M +$5.47K +11 +0.4%
LA
1304
Legacy Advisors
Pennsylvania
$1.5M +$85.7K +172 +6%
HA
1305
Harbor Advisors
Florida
$1.49M – – –
GIM
1306
Groesbeck Investment Management
New Jersey
$1.49M – – –
MIA
1307
MeadowBrook Investment Advisors
Michigan
$1.49M -$72.2K -145 -5%
LCM
1308
Legato Capital Management
California
$1.48M – – –
ECM
1309
Evergreen Capital Management
Washington
$1.48M -$24.4K -49 -2%
SYBT
1310
Stock Yards Bank & Trust
Kentucky
$1.48M -$467K -938 -24%
SI
1311
Sava Infond
Slovenia
$1.47M – – –
WDA
1312
Wendell David Associates
New Hampshire
$1.47M -$620K -1,247 -30%
AW
1313
Alaethes Wealth
Nevada
$1.47M +$66.7K +134 +5%
CWM
1314
Castle Wealth Management
Florida
$1.46M +$39.8K +80 +3%
CAG
1315
Csenge Advisory Group
Florida
$1.46M -$20.1K -47 -1%
BGC
1316
Beutel, Goodman & Co
Ontario, Canada
$1.46M +$1.46M +2,943 New
DTL
1317
Dynamic Technology Lab
Singapore
$1.46M +$378K +760 +35%
HCP
1318
Holt Capital Partners
Texas
$1.46M +$4.98K +10 +0.3%
WW
1319
Waterfront Wealth
Kansas
$1.46M -$4.48K -9 -0.3%
MCCP
1320
Mission Creek Capital Partners
California
$1.46M -$262K -527 -15%
GS
1321
GTS Securities
New York
$1.46M -$78.6K -158 -5%
WWM
1322
Western Wealth Management
Colorado
$1.46M +$86.1K +173 +6%
Walleye Trading
1323
Walleye Trading
New York
$1.45M -$3.37M -6,766 -70%
DA
1324
Doliver Advisors
Texas
$1.45M +$51.8K +104 +4%
MFA
1325
Mayflower Financial Advisors
Massachusetts
$1.45M -$53.2K -107 -4%
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