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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 %
CIC
401
Carnegie Investment Counsel
Ohio
$24.7M -$1.25M -2,835 -5%
Susquehanna International Group
402
Susquehanna International Group
Pennsylvania
$24.4M -$113M -227,052 -82%
WSFS
403
Wilmington Savings Fund Society
Delaware
$24.4M -$637K -1,280 -3%
FAF
404
Fjarde Ap-fonden
Sweden
$24.3M -$5.47M -11,000 -18%
LRPA
405
L. Roy Papp & Associates
Arizona
$24.1M -$199K -399 -0.8%
CIC
406
Chilton Investment Company
Connecticut
$23.9M -$46.8K -94 -0.2%
CC
407
Cornerstone Capital
California
$23.6M +$195K +392 +0.8%
AAMU
408
AEGON Asset Management (UK)
United Kingdom
$23.3M -$1.3M -2,621 -5%
AIM
409
Avity Investment Management
Connecticut
$23.3M -$8.11M -16,295 -26%
YIA
410
YHB Investment Advisors
Connecticut
$23.2M +$66.2K +133 +0.3%
TCOV
411
Trust Company of Vermont
Vermont
$23.1M -$7.46K -15 -0%
SCM
412
Snyder Capital Management
California
$23.1M +$67.2K +135 +0.3%
MLL
413
Moody Lynn & Lieberson
Massachusetts
$23M -$1.83M -3,674 -7%
CWM
414
CIBC World Markets
New York
$23M -$24.3M -48,851 -51%
MOACM
415
Mutual of America Capital Management
New York
$22.9M -$666K -1,339 -3%
RAM
416
Rempart Asset Management
Canada
$22.7M -$167K -335 -0.7%
SC
417
Shellback Capital
Massachusetts
$22.6M +$22.6M +45,322 New
ABC
418
Associated Banc-Corp
Wisconsin
$22.5M -$297K -597 -1%
MIF
419
Mediolanum International Funds
Ireland
$22.5M -$15.1M -30,151 -40%
MML Investors Services
420
MML Investors Services
Massachusetts
$22.4M +$22.4K +45 +0.1%
MG
421
Markel Group
Virginia
$22.4M +$1.94M +3,900 +9%
FDCP
422
Foster Dykema Cabot & Partners
Massachusetts
$22.4M -$212K -425 -0.9%
QCM
423
QRG Capital Management
Illinois
$22.3M +$3.32M +6,670 +17%
SOADOR
424
State of Alaska Department of Revenue
Alaska
$22.3M +$595K +1,195 +3%
WB
425
WesBanco Bank
West Virginia
$22M +$653K +1,313 +3%
15 16
17
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