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Thermo Fisher Scientific

2,661 hedge funds and large institutions have $231B invested in Thermo Fisher Scientific in 2025 Q4 according to their latest regulatory filings, with 351 funds opening new positions, 932 increasing their positions, 1,034 reducing their positions, and 119 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

7% more funds holding

Funds holding: 2,4942,661 (+167)

10% less repeat investments, than reductions

Existing positions increased: 932 | Existing positions reduced: 1,034

38% less call options, than puts

Call options by funds: $1.34B | Put options by funds: $2.16B

Holders
2,661
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
112
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.34B
Puts
$2.16B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
SDIC
501
South Dakota Investment Council
South Dakota
$19.7M
PCIA
502
Prime Capital Investment Advisors
Kansas
$19.7M
RPAM
503
Rhenman & Partners Asset Management
Sweden
$19.5M
BAM
504
BCV Asset Management
$19.5M
CCP
505
Clarkston Capital Partners
Michigan
$19.4M
MIG
506
McGuire Investment Group
Rhode Island
$19.3M
WAM
507
Wilson Asset Management
Australia
$19.3M
WCM
508
Windward Capital Management
California
$19.1M
GKIM
509
GW&K Investment Management
Massachusetts
$18.9M
CSP
510
Cary Street Partners
Virginia
$18.8M
AI
511
Atria Investments
North Carolina
$18.8M
AIM
512
Arcadia Investment Management
Michigan
$18.7M
TWC
513
TD Waterhouse Canada
Ontario, Canada
$18.7M
LBC
514
Lowe Brockenbrough & Co
Virginia
$18.7M
RCMU
515
Rokos Capital Management (UK)
United Kingdom
$18.5M
UAS
516
United Asset Strategies
New York
$18.3M
NPT
517
Nixon Peabody Trust
Massachusetts
$18.2M
PM
518
Phraction Management
Connecticut
$18M
MTC
519
McDaniel Terry & Co
Texas
$17.9M
Pacer Advisors
520
Pacer Advisors
Pennsylvania
$17.9M
WA
521
Waverly Advisors
Alabama
$17.8M
FLPIM
522
F.L. Putnam Investment Management
Massachusetts
$17.8M
FAB
523
First American Bank
Illinois
$17.7M
LIM
524
Lathrop Investment Management
Arkansas
$17.6M
AF
525
Avanza Fonder
Sweden
$17.5M