TMO Form 144: Insider plans sale of 400 shares, $229,660

Thermo Fisher Scientific (TMO) filed a Form 144 notice for a proposed sale of 400 common shares on or about 10/24/2025 through Fidelity Brokerage Services LLC on the NYSE.

Rhea-AI Filing Summary

Thermo Fisher Scientific (TMO) filed a Form 144 notice for a proposed sale of 400 common shares on or about 10/24/2025 through Fidelity Brokerage Services LLC on the NYSE. The filing lists an aggregate market value of $229,660. Shares outstanding were 377,612,121.

The shares to be sold were acquired via restricted stock vesting on 02/28/2024 (87 shares), 05/05/2024 (125 shares), and 08/23/2024 (188 shares). In the past three months, Gianluca Pettiti sold 400 shares on 07/25/2025 for $191,992 in gross proceeds.

The signer represents they do not know any material adverse information about the issuer that has not been publicly disclosed.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Thermo Fisher Scientific (TMO) file?

A Form 144 notice indicating an intended sale of 400 common shares under Rule 144.

How many TMO shares are intended for sale and where?

The notice covers 400 common shares to be sold on the NYSE through Fidelity Brokerage Services LLC.

What is the aggregate market value of the planned sale?

The filing lists an aggregate market value of $229,660 for the 400 shares.

When were the shares acquired and how?

They were acquired via restricted stock vesting on 02/28/2024 (87), 05/05/2024 (125), and 08/23/2024 (188).

How many Thermo Fisher shares are outstanding?

Shares outstanding were 377,612,121 as stated in the notice.

Were there recent sales by the same person?

Yes. Gianluca Pettiti sold 400 shares on 07/25/2025 for $191,992 in gross proceeds.

What representation does the signer make in Form 144?

They represent they do not know any material adverse information about the issuer that has not been publicly disclosed.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/24/2025 - 09:41 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001844600
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	THERMO FISHER SCIENTIFIC INC.
SEC File Number	001-08002
Address of Issuer	168 THIRD AVENUE WALTHAM MASSACHUSETTS 02451
Phone	7816221000
Name of Person for Whose Account the Securities are To Be Sold	Pettiti Gianluca
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	400	229660.00	377612121	10/24/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/28/2024	Restricted Stock Vesting	Issuer			87	02/28/2024	Compensation
Common	05/05/2024	Restricted Stock Vesting	Issuer			125	05/05/2024	Compensation
Common	08/23/2024	Restricted Stock Vesting	Issuer			188	08/23/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Gianluca Pettiti 168 Third Avenue Waltham MA 02451	Common	07/25/2025	400	191992.00

144: Remarks and Signature

Remarks
Date of Notice	10/24/2025
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/10/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Gianluca Pettiti
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)