Key facts
- This page summarizes Marc N. Casper's Form 4 filing for THERMO FISHER SCIENTIFIC INC. (TMO).
- 2 reported transactions and 0 derivative rows are listed below.
- Accepted by SEC: 01 Sep 2026, 16:11.
Marc N. Casper - 28 Aug 2026 Form 4 Insider Report for THERMO FISHER SCIENTIFIC INC. (TMO)
- Reporting relationship
- Chairman & CEO, Director
- Issuer ticker
- TMO
- Reported as of
- 28 Aug 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 01 Sep 2026, 16:11:16 UTC
- Prior SEC filing
- 26 Aug 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Melodie T. Morin, Attorney-in-Fact for Marc N. Casper
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Marc N. Casper filed Form 4 for THERMO FISHER SCIENTIFIC INC. (TMO) on 01 Sep 2026.
Change
- Previous filing in this sequence was filed on 26 Aug 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001216055
Primary reporting owner
CASPER MARC N
- Relationship
- Chairman & CEO, Director
- Address
- 168 THIRD AVENUE, WALTHAM
- Signature
- /s/ Melodie T. Morin, Attorney-in-Fact for Marc N. Casper
- Signature date
- 01 Sep 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
TMO
transaction
Common Stock
Tax liability
- Transaction value
- Shares
- -725
- Change %
- -0.58%
- Price
- $622.18*
- Shares after
- 123,201
- Date
- 28 Aug 2026
- Ownership
- Direct
TMO
transaction
Common Stock
Tax liability
- Transaction value
- Shares
- -532
- Change %
- -0.43%
- Price
- $622.18*
- Shares after
- 122,669
- Date
- 28 Aug 2026
- Ownership
- Direct
TMO
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 11,300
- Date
- 28 Aug 2026
- Ownership
- By Alison Casper 2020 Irrevocable Trust
- Footnotes
- F1
TMO
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 5,000
- Date
- 28 Aug 2026
- Ownership
- By MNC 2020 Irrevocable Trust
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.