Coherent Corp. (COHR) CTO executes 2,792-share preplanned stock sale

Rhea-AI Filing Summary

Coherent Corp. Chief Technology Officer Julie Sheridan Eng reported an open-market sale of 2,792 shares of common stock on March 2, 2026, at a weighted average price of $291.42 per share. The trade was executed under a Rule 10b5-1 plan adopted on May 14, 2025, leaving her with 50,890 directly owned shares.

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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

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^*

Eng Julie Sheridan

(Last) (First) (Middle)

C/O COHERENT CORP.

375 SAXONBURG BOULEVARD

(Street)

SAXONBURG PA 16056

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COHERENT CORP. [ COHR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Technology Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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	03/02/2026		S(1)		2,792	D	$291.4205(2)	50,890	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

Explanation of Responses:

1. The sale transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 14, 2025.

2. Represents the weighted average of multiple sale transactions ranging in price from $275.18 to $298.96. The reporting person agrees to provide full information regarding the number of shares sold at each separate price upon request by the SEC staff, the Company or a security holder of the Company.

	/s/ Christopher M. Forrester, Attorney-in-Fact	03/04/2026
	** 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.

FAQ

What insider transaction did COHERENT CORP. (COHR) disclose for Julie Sheridan Eng?

Coherent Corp. disclosed that Chief Technology Officer Julie Sheridan Eng sold 2,792 shares of common stock in an open‑market transaction. The sale occurred on March 2, 2026, and was reported as a routine Form 4 insider trading disclosure with remaining direct ownership shown afterward.

At what price did the COHR CTO sell her Coherent Corp. shares?

The 2,792 Coherent Corp. shares were sold at a weighted average price of $291.42 per share. This average reflects multiple individual sale trades, which ranged between $275.18 and $298.96, as disclosed, with detailed price breakdowns available upon request from the company or regulators.

Was the Coherent Corp. (COHR) insider sale pre-planned under Rule 10b5-1?

Yes, the sale by Coherent Corp.’s Chief Technology Officer was executed under a Rule 10b5‑1 trading plan. The filing states the plan was adopted on May 14, 2025, indicating the trades were scheduled in advance rather than decided at the time of sale.

How many Coherent Corp. (COHR) shares does Julie Sheridan Eng hold after the sale?

After selling 2,792 shares, Julie Sheridan Eng directly holds 50,890 shares of Coherent Corp. common stock. This post‑transaction balance is reported in the Form 4 as her direct ownership position following the March 2, 2026 open‑market sale transaction.

What does the weighted average sale price mean in the COHR Form 4 filing?

The weighted average price of $291.42 represents the combined average of several individual sale trades between $275.18 and $298.96. The insider offered to provide exact share counts at each specific price level upon request from SEC staff, the company, or shareholders.