Thermo Fisher (TMO) EVP reports 1,638 performance RSUs and award reduction

Rhea-AI Filing Summary

Thermo Fisher Scientific Executive Vice President Frederick M. Lowery reported an equity award and updated share holdings. He acquired 1,638 shares of common stock through a performance-based restricted stock unit award originally granted on February 19, 2025, after the Compensation Committee certified performance on February 25, 2026. The award is scheduled to vest in three equal tranches on February 28, 2026, 2027, and 2028. A separate performance-based award granted on February 22, 2023 was reduced by 15% based on relative total shareholder return, resulting in 64 fewer shares than previously reported. Between December 2, 2025 and February 26, 2026, he also acquired 10.854 shares of TMO common stock in the company’s 401(k) plan and reports additional indirect holdings through a limited liability company, while disclaiming beneficial ownership of indirectly held shares except for any pecuniary interest.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Lowery Frederick M.

Role Executive Vice President

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,638	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 15,941.372 shares (Direct); Common Stock — 1,186.684 shares (Indirect, by 401K)

Footnotes (1)

1. Shares represent a performance-based restricted stock unit award granted on February 19, 2025. On February 25, 2026, the Compensation Committee certified achievement of the applicable performance criteria. The award vests in three equal tranches on February 28, 2026, 2027 and 2028, in accordance with the terms of the award agreement. Shares represent an adjustment to the final tranche of a performance-based restricted stock unit award granted on February 22, 2023. On February 25, 2026, the Compensation Committee certified a 15% reduction based on the Company's relative TSR performance over the three-year measurement period, resulting in 64 fewer shares than previously reported. Between December 2, 2025 and February 26, 2026, the reporting person acquired 10.854 shares of TMO common stock under the TMO 401(k) plan. The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.

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^*

Lowery Frederick M.

(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

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

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	02/25/2026		A		1,638(1)	A	$0	15,941.3724(2)	D
Common Stock								1,186.684(3)	I	by 401K
Common Stock								5.036	I	by Limited Liability Company(4)

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:

1. Shares represent a performance-based restricted stock unit award granted on February 19, 2025. On February 25, 2026, the Compensation Committee certified achievement of the applicable performance criteria. The award vests in three equal tranches on February 28, 2026, 2027 and 2028, in accordance with the terms of the award agreement.

2. Shares represent an adjustment to the final tranche of a performance-based restricted stock unit award granted on February 22, 2023. On February 25, 2026, the Compensation Committee certified a 15% reduction based on the Company's relative TSR performance over the three-year measurement period, resulting in 64 fewer shares than previously reported.

3. Between December 2, 2025 and February 26, 2026, the reporting person acquired 10.854 shares of TMO common stock under the TMO 401(k) plan.

4. The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.

	/s/ Melodie T. Morin, Attorney-in-Fact for Frederick M. Lowery	02/27/2026
	** 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.

FAQ

What equity award did Thermo Fisher (TMO) executive Frederick M. Lowery report?

Frederick M. Lowery reported 1,638 shares of Thermo Fisher common stock from a performance-based restricted stock unit award. The award was granted February 19, 2025, and performance was certified on February 25, 2026 by the Compensation Committee.

How will Frederick Lowery’s new Thermo Fisher (TMO) stock award vest?

The 1,638-share performance-based restricted stock unit award is scheduled to vest in three equal tranches. Vesting dates are February 28, 2026, February 28, 2027, and February 28, 2028, subject to the terms of the award agreement.

What change was made to Frederick Lowery’s 2023 Thermo Fisher (TMO) performance award?

The final tranche of a performance-based award granted February 22, 2023 was reduced by 15%. Based on the company’s relative total shareholder return over a three-year period, this adjustment resulted in 64 fewer shares than previously reported.

Did Frederick Lowery acquire Thermo Fisher (TMO) shares through the 401(k) plan?

Yes. Between December 2, 2025 and February 26, 2026, he acquired 10.854 shares of Thermo Fisher common stock under the company’s 401(k) plan. These shares are reported as indirectly owned through the retirement plan structure.

What indirect Thermo Fisher (TMO) holdings does Frederick Lowery report?

He reports indirect ownership of Thermo Fisher common stock through a 401(k) plan and a limited liability company. He disclaims beneficial ownership of these indirectly held securities, except to the extent of any pecuniary interest he may have.

What is Frederick Lowery’s role at Thermo Fisher (TMO) in this Form 4?

Frederick M. Lowery is identified as an Executive Vice President of Thermo Fisher Scientific. The Form 4 details equity awards and share holdings associated with his position, including performance-based restricted stock units and indirect retirement-plan and LLC holdings.