[144] Thermo Fisher Scientific, Inc. SEC Filing

Rhea-AI Filing Summary

On 25 Jul 2025, Thermo Fisher Scientific, Inc. (TMO) filed a Form 144 indicating that Gianluca Pettiti intends to sell up to 400 common shares through Fidelity Brokerage Services on the NYSE. The proposed sale, valued at $191,992, equals roughly 0.0001 % of the 377,493,912 shares outstanding, implying negligible dilution or market impact.

The stock to be sold stems from two restricted-stock vestings received as compensation (235 shares on 23 Aug 2024 and 165 shares on 28 Aug 2024). Pettiti has already sold 700 shares over the past three months, generating gross proceeds of $293,423.

No Rule 10b5-1 trading-plan date is disclosed. The filer certifies possession of no undisclosed adverse information, and the notice contains no financial results, guidance, or operational updates. Overall, the filing reflects a routine, small-scale insider transaction with limited investment significance.

Positive

• Sale represents only ~0.0001% of shares outstanding, signaling negligible dilution or price pressure.

Negative

• Insider selling can be viewed as a mildly bearish signal, especially without a disclosed Rule 10b5-1 plan.

Insights

Securities Analyst

TL;DR – Minor insider sale, valuation impact negligible.

The 400-share sale is worth $192K, microscopic versus TMO’s ~$200 bn market cap. Even when combined with the 700 shares already sold, total disposals remain immaterial. Such transactions are common for executives managing equity-based compensation. Absent evidence of a systematic liquidation or deteriorating fundamentals, I view the filing as neutral for valuation and sentiment.

Corporate Governance Expert

TL;DR – Routine Form 144; no governance red flags identified.

Pettiti’s planned sale follows standard disclosure protocols, and the certification affirms no knowledge of undisclosed material information. Lack of a disclosed 10b5-1 plan slightly limits transparency but is not unusual. Share volume is too small to trigger aggregation or control concerns. Overall governance impact is minimal.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	191992.00	377493912	07/25/2025	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	08/23/2024	Restricted Stock Vesting	Issuer			235	08/23/2024	Compensation
Common	08/28/2024	Restricted Stock Vesting	Issuer			165	08/28/2024	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	04/28/2025	300	128979.00
Gianluca Pettiti 168 Third Avenue Waltham MA 02451	Common	05/12/2025	400	164444.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

How many Thermo Fisher (TMO) shares are being proposed for sale?

The Form 144 covers 400 common shares.

What is the estimated market value of the proposed sale?

The aggregate market value listed is $191,992.

Who is the insider selling Thermo Fisher shares?

The seller is Gianluca Pettiti, as disclosed in the filing.

What percentage of TMO shares does the sale represent?

Approximately 0.0001 % of the 377.5 million shares outstanding.

How were the shares acquired by the insider?

They were obtained via restricted-stock vesting on 23 Aug 2024 and 28 Aug 2024.

Has the insider sold other shares recently?

Yes, Pettiti sold 700 shares in April and May 2025 for total proceeds of about $293K.