Director at Thermo Fisher (NYSE: TMO) awarded 499 common shares

Rhea-AI Filing Summary

HARRIS C MARTIN reported acquisition or exercise transactions in this Form 4 filing.

Thermo Fisher Scientific director Harris C. Martin received a grant of 499 shares of Common Stock on May 20, 2026 at no cash cost. This compensation-related award increased his direct holdings to 9,532 shares. The filing does not report any open-market buying or selling.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider HARRIS C MARTIN

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	499	$0.00	--

Holdings After Transaction: Common Stock — 9,532 shares (Direct, null)

Footnotes (1)

Key Figures

Shares granted: 499 shares Grant price: $0.00 per share Shares held after: 9,532 shares +3 more

6 metrics

Shares granted 499 shares Common Stock award on May 20, 2026

Grant price $0.00 per share Equity award, non-cash

Shares held after 9,532 shares Direct Common Stock holdings post-transaction

Acquire transactions 1 transaction Form 4 transaction summary

Buy transactions 0 transactions No open-market purchases reported

Sell transactions 0 transactions No share sales reported

Key Terms

Common Stock, Grant, award, or other acquisition, Form 4

3 terms

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

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^*

HARRIS C MARTIN

(Last) (First) (Middle)

168 THIRD AVENUE

(Street)

WALTHAM MASSACHUSETTS 02451

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

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

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

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

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	05/20/2026		A		499	A	$0	9,532	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:

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney

	/s/ Melodie T. Morin, Attorney-in-Fact for C. Martin Harris	05/22/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Thermo Fisher (TMO) report for Harris C. Martin?

Thermo Fisher reported that director Harris C. Martin received a grant of 499 shares of Common Stock. The shares were awarded at a price of $0.00 per share, indicating a compensation-related equity award rather than an open-market purchase.

How many Thermo Fisher (TMO) shares does Harris C. Martin hold after this grant?

After the reported grant, Harris C. Martin directly holds 9,532 shares of Thermo Fisher Common Stock. This total includes the newly awarded 499 shares disclosed in the Form 4 and reflects his position immediately following the transaction date.

Was the Thermo Fisher (TMO) transaction a stock purchase or a grant?

The transaction was a grant or award acquisition, not an open-market stock purchase. The Form 4 uses transaction code A and shows a price of $0.00 per share, indicating the shares were awarded as compensation rather than bought in the market.

Did Harris C. Martin sell any Thermo Fisher (TMO) shares in this Form 4?

No, the Form 4 reports no share sales by Harris C. Martin. It shows a single acquisition transaction, coded as a grant, award, or other acquisition of 499 shares, with no corresponding dispositions or sales reported in the filing.

What does transaction code A mean in the Thermo Fisher (TMO) Form 4?

Transaction code A on the Form 4 denotes a grant, award, or other acquisition of securities. In this case, it reflects 499 Thermo Fisher Common Stock shares awarded to director Harris C. Martin as part of his compensation, at no cash cost.