Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Bowdoin Michael 2. Date of Event Requiring Statement (Month/Day/Year) 04/29/2026 3. Issuer Name and Ticker or Trading Symbol COGNEX CORP [CGNX] (Last) (First) (Middle) 1 VISION DRIVE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Vice President 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) NATICK, MA 01760 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 Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 11,139 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Non-Qualified Stock Option (right to buy)	02/18/2026	02/18/2035	Common Stock	31,095	$33.04	D
Non-Qualified Stock Option (right to buy)	02/20/2025	02/20/2034	Common Stock	34,271	$39.44	D
Non-Qualified Stock Option (right to buy)	02/21/2024	02/21/2033	Common Stock	28,233	$47.21	D
Non-Qualified Stock Option (right to buy)	02/18/2021	02/18/2030	Common Stock	30,000	$50.94	D
Non-Qualified Stock Option (right to buy)	10/30/2020	10/30/2029	Common Stock	20,000	$51.97	D
Non-Qualified Stock Option (right to buy)	02/17/2027	02/17/2036	Common Stock	6,779	$57.09	D
Non-Qualified Stock Option (right to buy)	02/22/2023	02/22/2032	Common Stock	22,412	$64.43	D
Non-Qualified Stock Option (right to buy)	02/16/2022	02/16/2031	Common Stock	11,058	$90.5	D
Restricted Stock Unit	02/20/2025	02/20/2027	Common Stock	3,169	$0	D
Restricted Stock Unit	02/18/2026	02/18/2028	Common Stock	9,080	$0	D
Restricted Stock Unit	02/17/2027	02/17/2029	Common Stock	10,510	$0	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Bowdoin Michael 1 VISION DRIVE NATICK, MA 01760			Vice President

Signatures

Michael Bowdoin		05/01/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.