SEC Form 4

FORM 4		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 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person* Moschner Matthew (Last) (First) (Middle) ONE VISION DRIVE (Street) NATICK MASSACHUSETTS 01760 (City) (State) (Zip) UNITED STATES (Country)	2. Issuer Name and Ticker or Trading Symbol COGNEX CORP [ CGNX ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner X Officer (give title below) Other (specify below) CEO & President
	2a. Foreign Trading Symbol
	3. Date of Earliest Transaction (Month/Day/Year) 08/11/2026	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person
	4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	08/11/2026		M(1)		1,600	A	$56.44	20,846	D
Common Stock	08/11/2026		S(1)		1,600	D	$65.36	19,246	D
Common Stock	08/11/2026		M(1)		4,000	A	$51.49	23,246	D
Common Stock	08/11/2026		S(1)		4,000	D	$65.36	19,246	D
Common Stock	08/11/2026		M(1)		4,000	A	$40.71	23,246	D
Common Stock	08/11/2026		S(1)		4,000	D	$63.6158	19,246	D
Common Stock	08/11/2026		M(1)		7,000	A	$42.84	26,246	D
Common Stock	08/11/2026		S(1)		7,000	D	$63.6102	19,246	D
Common Stock	08/11/2026		S(2)		8,362	D	$63.621	10,884	D

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		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: 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)	$40.71	08/11/2026		M(1)			4,000	11/19/2019(3)	11/19/2028	Common Stock	4,000	$0.0	0	D
Non-Qualified Stock Option (right to buy)	$42.84	08/11/2026		M(1)			7,000	10/31/2021(4)	10/31/2028	Common Stock	7,000	$0.0	0	D
Non-Qualified Stock Option (right to buy)	$51.49	08/11/2026		M(1)			4,000	02/19/2020(5)	02/19/2029	Common Stock	4,000	$0.0	0	D
Non-Qualified Stock Option (right to buy)	$56.44	08/11/2026		M(1)			1,600	02/20/2019(6)	02/20/2028	Common Stock	1,600	$0.0	0	D
Non-Qualified Stock Option (right to buy)	$27.99							05/05/2029	05/05/2035	Common Stock	279,070		279,070	D
Non-Qualified Stock Option (right to buy)	$32.78							02/21/2029	02/21/2035	Common Stock	76,924		76,924	D
Non-Qualified Stock Option (right to buy)	$33.04							02/18/2026	02/18/2035	Common Stock	68,823		68,823	D
Non-Qualified Stock Option (right to buy)	$39.44							02/20/2025	02/20/2034	Common Stock	58,260		58,260	D
Non-Qualified Stock Option (right to buy)	$47.21							02/21/2024	02/21/2033	Common Stock	37,832		37,832	D
Non-Qualified Stock Option (right to buy)	$47.95							08/04/2026	08/04/2032	Common Stock	35,639		35,639	D
Non-Qualified Stock Option (right to buy)	$50.01							08/07/2027	08/07/2033	Common Stock	47,962		47,962	D
Non-Qualified Stock Option (right to buy)	$51.97							10/30/2020	10/30/2029	Common Stock	9,000		9,000	D
Non-Qualified Stock Option (right to buy)	$57.09							02/17/2027	02/17/2036	Common Stock	58,744		58,744	D
Non-Qualified Stock Option (right to buy)	$86.38							08/09/2025	08/09/2031	Common Stock	8,426		8,426	D
Restricted Stock Unit	$0.0							02/20/2025	02/20/2027	Common Stock	5,071		5,071	D
Restricted Stock Unit	$0.0							02/18/2026	02/18/2028	Common Stock	20,339		20,339	D
Restricted Stock Unit	$0.0							02/17/2027	02/17/2029	Common Stock	56,928		56,928	D

Explanation of Responses:

1. These stock option exercises were effected pursuant to a trading plan adopted by the reporting person in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

2. These shares were disposed of in an open market sale pursuant to a trading plan adopted by the reporting person in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.

3. The options vest in five equal annual installments on the first, second, third, fourth, and fifth anniversaries of the grant date (November 19, 2018).

4. The options vest approximately 50% on the third anniversary of the grant date (October 31, 2018) and 50% on the fourth anniversary of the grant date.

5. The options vest in five equal annual installments on the first, second, third, fourth, and fifth anniversaries of the grant date (February 19, 2019).

6. The options vest in five equal annual installments on the first, second, third, fourth, and fifth anniversaries of the grant date (February 20, 2018).

	Matthew Moschner	08/12/2026
	** 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 Number.
* Form 4: SEC 1474 (03-26)