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Thermo Fisher Scientific

2,558 hedge funds and large institutions have $164B invested in Thermo Fisher Scientific in 2026 Q1 according to their latest regulatory filings, with 166 funds opening new positions, 961 increasing their positions, 1,079 reducing their positions, and 228 closing their positions.

New
Increased
Maintained
Reduced
Closed

less funds holding

Funds holding:

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less first-time investments, than exits

New positions opened: | Existing positions closed:

28% less call options, than puts

Call options by funds: $903M | Put options by funds: $1.26B

29% less capital invested

Capital invested by funds: $231B → $164B (-$67.1B)

33% less funds holding in top 10

Funds holding in top 10: 11275 (-37)

Holders
2,558
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
75
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$903M
Puts
$1.26B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AIM
351
Artemis Investment Management
United Kingdom
$33.7M
AB
352
Amalgamated Bank
New York
$33.6M
FMI
353
Factory Mutual Insurance
Massachusetts
$33.6M
X
354
Xponance
Pennsylvania
$33.5M
MG
355
Markel Group
Virginia
$33M
HNB
356
Huntington National Bank
Ohio
$32.9M
NIM
357
Nexus Investment Management
Ontario, Canada
$32.9M
N
358
Natixis
France
$32.7M
ACM
359
Alta Capital Management
Utah
$32.4M
UIM
360
USS Investment Management
United Kingdom
$32.4M
OAM
361
Oppenheimer Asset Management
New York
$32.2M
CPH
362
C Partners Holding
Switzerland
$32.1M
ACM
363
Advisors Capital Management
New Jersey
$32.1M
EAM
364
Erste Asset Management
Austria
$32M
BG
365
Bellevue Group
Switzerland
$31.7M
Susquehanna International Group
366
Susquehanna International Group
Pennsylvania
$31.7M
ICP
367
Ironvine Capital Partners
Nebraska
$31.5M
CA
368
Commerzbank Aktiengesellschaft
Germany
$31.5M
BCIM
369
British Columbia Investment Management
British Columbia, Canada
$31.5M
PWP
370
Private Wealth Partners
California
$31.1M
VMPIC
371
Varma Mutual Pension Insurance Co
Finland
$31.1M
BG
372
Bollard Group
Massachusetts
$30.5M
RT
373
Rockland Trust
Massachusetts
$30.5M
NSAM
374
North Star Asset Management
Wisconsin
$30.3M
URS
375
Utah Retirement Systems
Utah
$30.2M