Sec Form 3 Filing - COGNEX CORP @ COGNEX CORP - 2024-03-15

FORM 3 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 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person COGNEX CORP 2. Issuer Name and Ticker or Trading Symbol COGNEX CORP [ CGNX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) PFO & PAO (Last) (First) (Middle) 1 VISION DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 03/15/2024 (Street) NATICK, MA01760 4. If Amendment, Date Original Filed (MM/DD/YY) 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)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 3,765 D Common Stock 20 I By Child ( 1 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 Non-Qualified Stock Option (right to buy) $ 38.39 02/21/2028 02/21/2027 Common Stock 12,500 D Non-Qualified Stock Option (right to buy) $ 39.44 02/20/2025 02/20/2034 Common Stock 37,698 D Non-Qualified Stock Option (right to buy) $ 47.21 02/21/2024 02/21/2033 Common Stock 30,492 D Non-Qualified Stock Option (right to buy) $ 48.28 05/01/2022 05/01/2029 Common Stock 10,000 D Non-Qualified Stock Option (right to buy) $ 50.94 02/18/2021 02/18/2030 Common Stock 42,500 D Non-Qualified Stock Option (right to buy) $ 51.49 02/19/2020 02/19/2029 Common Stock 30,000 D Non-Qualified Stock Option (right to buy) $ 56.44 02/20/2019 02/20/2028 Common Stock 15,000 D Non-Qualified Stock Option (right to buy) $ 64.43 02/22/2023 02/22/2032 Common Stock 23,891 D Non-Qualified Stock Option (right to buy) $ 90.5 02/16/2022 02/16/2031 Common Stock 13,946 D Restricted Stock Unit $ 0 02/22/2023 02/22/2025 Common Stock 2,072 D Restricted Stock Unit $ 0 02/21/2024 02/21/2026 Common Stock 4,406 D Restricted Stock Unit $ 0 02/20/2025 02/20/2027 Common Stock 6,339 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other COGNEX CORP 1 VISION DRIVE NATICK, MA01760 PFO & PAO Signatures Laura A. MacDonald 03/21/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Held by reporting person's child. The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

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).

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