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Schedule 13G/A

TMO Schedule 13G/A filing by BlackRock

BlackRock reported beneficial ownership of 28.3M shares, representing 7.3% of THERMO FISHER SCIENTIFIC INC. in this filing.

FiledFeb 8, 2024
Ownership dateDec 31, 2023
Reported shares28.3M
Reported ownership7.3%
Ownership details

Voting and dispositive power reported in the filing

These figures describe the reporting filer’s disclosed voting and investment authority. They should be read together with the reported share count and percentage.

Sole voting power 28.3M
Shared voting power 28.3M
Sole dispositive power 28.3M
Shared dispositive power 28.3M
Price context

Price dates alongside the ownership filing

Price data provides market context around the disclosure. It does not identify the filer’s actual transaction price.

Close near filing date$550.89as of Feb 8, 2024
Latest tracked price$564.75as of Aug 4, 2026
Source

Original filing and accession

Use the SEC filing as the primary source when you need the complete disclosure, footnotes, exhibits, or reporting-person details.

Reporting filer
BlackRock
CIK
CIK0001364742
Accession
0001086364-24-006890
Form
Schedule 13G/A
Open SEC filing View TMO ownership history
Read the filing in context

Understand what a Schedule 13 filing does—and does not—tell you.

How to read a Schedule 13G → Does a 13G mean the shares were just bought? → Filing date vs. ownership date →