FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response...
0.5
                      
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      
1. Name and Address of Reporting Person * CASPER MARC N 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
__X__ Officer (give title below)    _____ Other (specify below)
Chairman & CEO
(Last)          (First)          (Middle)
168 THIRD AVENUE
3. Date of Earliest Transaction (MM/DD/YYYY)
5/8/2023
(Street)
WALTHAM, MA 02451
4. If Amendment, Date Original Filed (MM/DD/YYYY)
 
6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)        (State)        (Zip)
Rule 10b5-1(c) Transaction Indication
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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  5/8/2023    M(1)    10000  A $157.68  151329.53  D   
Common Stock  5/8/2023    S(1)    700  D $541.85 (2) 150629.53  D   
Common Stock  5/8/2023    S(1)    1793  D $542.91 (3) 148836.53  D   
Common Stock  5/8/2023    S(1)    3200  D $544.02 (4) 145636.53  D   
Common Stock  5/8/2023    S(1)    2828  D $544.81 (5) 142808.53  D   
Common Stock  5/8/2023    S(1)    600  D $545.71 (6) 142208.53  D   
Common Stock  5/8/2023    S(1)    379  D $548.12 (7) 141829.53  D   
Common Stock  5/8/2023    S(1)    500  D $549.04 (8) 141329.53  D   
Common Stock  5/9/2023    M(1)    1600  A $157.68  142929.53  D   
Common Stock  5/9/2023    S(1)    140  D $530.98 (9) 142789.53  D   
Common Stock  5/9/2023    S(1)    704  D $534.59 (10) 142085.53  D   
Common Stock  5/9/2023    S(1)    600  D $535.54 (11) 141485.53  D   
Common Stock  5/9/2023    S(1)    156  D $536.52 (12) 141329.53  D   
Common Stock                 2000  I  By Alison Casper 2020 Irrevocable Trust (13)
Common Stock                 59155  I  By Floral Park Associates, Inc. 
Common Stock                 5000  I  By MNC 2020 Irrevocable Trust (13)
Common Stock                 3300  I  By Spouse 

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 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 of Derivative Security: 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
Stock Option (Right to Buy)  $157.68  5/8/2023    M        10000    (14) 2/28/2024  Common Stock  10000  $0  64800  D   
Stock Option (Right to Buy)  $157.68  5/9/2023    M        1600    (14) 2/28/2024  Common Stock  1600  $0  63200  D   

Explanation of Responses:
(1)  The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 18, 2022.
(2)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $541.37 to $542.31, inclusive. The reporting person undertakes to provide to Thermo Fisher Scientific Inc. ("TMO"), any security holder of TMO or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3), (4), (5), (6), (7), (8), (9), (10), (11) and (12) to this Form 4.
(3)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $542.40 to $543.36, inclusive.
(4)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $543.43 to $544.42, inclusive.
(5)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $544.43 to $545.31, inclusive.
(6)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $545.44 to $546.07, inclusive.
(7)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $547.70 to $548.43, inclusive.
(8)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $548.99 to $549.12, inclusive.
(9)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $530.85 to $531.30, inclusive.
(10)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $534.08 to $534.96, inclusive.
(11)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $535.16 to $535.92, inclusive.
(12)  The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $536.42 to $536.70, inclusive.
(13)  The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.
(14)  The option vested in four equal installments on February 28, 2018, 2019, 2020 and 2021.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
CASPER MARC N
168 THIRD AVENUE
WALTHAM, MA 02451
X
Chairman & CEO

Signatures
/s/ Melodie T. Morin, Attorney-in-Fact for Marc N. Casper 5/10/2023
**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 control number.
Thermo Fisher Scientific (NYSE:TMO)
Historical Stock Chart
From Aug 2023 to Sep 2023 Click Here for more Thermo Fisher Scientific Charts.
Thermo Fisher Scientific (NYSE:TMO)
Historical Stock Chart
From Sep 2022 to Sep 2023 Click Here for more Thermo Fisher Scientific Charts.