[Form 4] Thermo Fisher Scientific, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Michel Lagarde, Executive Vice President & COO of Thermo Fisher Scientific (TMO), reported multiple open-market sales on 08/28/2025. The Form 4 shows four dispositions totaling 961.203 shares sold at $489.74 per share (transaction code F). After these transactions, the report indicates Mr. Lagarde beneficially owns 23,479.909 shares. The filing was signed on behalf of Mr. Lagarde by an attorney-in-fact on 09/02/2025.

Insights

Corporate Governance Expert

TL;DR: Insider sales by a senior executive are disclosed; context and pattern are needed to assess governance signals.

The Form 4 documents four discrete dispositions by the Executive Vice President & COO on a single date, using transaction code F. These are reported sales, not exercises of options or derivative transactions. For governance review, the isolated sale amount and post-transaction ownership are factual and transparent; however, without historical trading patterns, company-wide insider activity, or a stated 10b5-1 plan, this single filing is insufficient to infer intent or governance concerns. Impact on shareholders appears limited based solely on this filing.

Securities Analyst

TL;DR: The filing records routine insider disposals; the transactions are factual but likely immaterial to company fundamentals.

The report shows four sales totaling 961.203 shares at $489.74 each on 08/28/2025, leaving 23,479.909 shares owned by the reporting person. For market-impact assessment, one would compare sold volume to average daily volume and the executive's historical trades; that information is not in this filing. Based solely on the reported numbers, these are straightforward dispositions with no derivatives or other complex instruments disclosed.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lagarde Michel

(Last) (First) (Middle)

168 THIRD AVENUE

(Street)

WALTHAM MA 02451

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
THERMO FISHER SCIENTIFIC INC. [ TMO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Vice President & COO

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/28/2025		F		262.058	D	$489.74	24,179.054	D
Common Stock	08/28/2025		F		262.058	D	$489.74	23,916.996	D
Common Stock	08/28/2025		F		275.113	D	$489.74	23,641.883	D
Common Stock	08/28/2025		F		161.974	D	$489.74	23,479.909	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Melodie T. Morin, Attorney-in-Fact for Michel Lagarde	09/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider activity did Michel Lagarde report on Form 4 for TMO?

The Form 4 reports four dispositions on 08/28/2025 totaling 961.203 shares sold at $489.74 per share.

How many Thermo Fisher (TMO) shares does Michel Lagarde beneficially own after the reported transactions?

The filing states Mr. Lagarde beneficially owns 23,479.909 shares following the transactions.

What was the transaction code and what does it indicate?

The transactions are reported with code F, indicating dispositions of the specified securities by the reporting person.

When was the Form 4 signed and by whom?

The Form 4 was signed on behalf of Michel Lagarde by Melodie T. Morin, Attorney-in-Fact on 09/02/2025.

Did the Form 4 disclose any derivative transactions or option exercises?

No. The filing contains only non-derivative security dispositions (common stock); Table II (derivatives) shows no entries.