Coherent CFO sells 1,000 shares under plan

Coherent Corp. Chief Financial Officer Sherri R Luther sold 1,000 shares of common stock on 2026-07-22 at $306.68 per share in a sale described as an open-market or private transaction.

Accepted by SEC EDGAR 07/24/2026 - 08:06 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Coherent Corp. Chief Financial Officer Sherri R Luther sold 1,000 shares of common stock on 2026-07-22 at $306.68 per share in a sale described as an open-market or private transaction. The sale was made under a Rule 10b5-1 trading plan adopted on November 13, 2025, and she now directly holds 67,475 shares.

Insider Trade Summary 10b5-1

Net Seller: 1,000 shares

Net Sell 1 txn

Insider Luther Sherri R

Role Chief Financial Officer

Sold 1,000 shs ($307K)

Share of Position Sold 1.5%

Type	Security	Shares	Price	Value
Sale	Common Stock F1	1,000	$306.68	$307K

Holdings After Transaction: Common Stock — 67,475 shares (Direct)

Holdings Before and After: Common Stock, 68,475 to 67,475 shares (Direct)

Footnotes (1)

1. F1. The sale transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 13, 2025.

Key Figures

Shares sold: 1,000 shares Sale price per share: $306.68 Shares held after sale: 67,475 shares +2 more

5 metrics

Shares sold 1,000 shares Common stock sold on 2026-07-22 by the CFO

Sale price per share $306.68 Average price for the 1,000-share common stock sale on 2026-07-22

Shares held after sale 67,475 shares Direct common stock ownership by the CFO following the transaction

Sale transactions reported 1 Number of sale transactions in this Form 4

10b5-1 plan adoption date November 13, 2025 Date the Rule 10b5-1 trading plan governing this sale was adopted

Key Terms

Rule 10b5-1 trading plan, open market or private transaction, reporting person

3 terms

Rule 10b5-1 trading plan regulatory

"The sale transaction was effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open market or private transaction financial

"transaction_code_description: Sale in open market or private transaction"

reporting person regulatory

"adopted by the reporting person on November 13, 2025"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider stock sale did Coherent Corp. (COHR) disclose for its CFO?

Coherent Corp. reported that CFO Sherri R Luther sold 1,000 shares of common stock on 2026-07-22 at $306.68 per share, under a Rule 10b5-1 trading plan, leaving her with 67,475 shares directly held.

At what price did the Coherent Corp. (COHR) CFO sell her shares?

The CFO’s sale was executed at an average price of $306.68 per share. This price applies to the 1,000 Coherent Corp. common shares sold on 2026-07-22 in an open-market or private transaction reported in the Form 4 filing.

How many Coherent Corp. (COHR) shares does the CFO hold after the reported sale?

After the transaction, CFO Sherri R Luther directly holds 67,475 Coherent Corp. common shares. This post-transaction balance reflects the sale of 1,000 shares reported for the 2026-07-22 transaction.

Was the Coherent Corp. (COHR) CFO’s stock sale under a Rule 10b5-1 plan?

Yes. The filing notes the sale was effected under a Rule 10b5-1 trading plan. A footnote states the reporting person adopted this plan on November 13, 2025, and the plan governed the 1,000-share sale on 2026-07-22.

What role does Sherri R Luther hold at Coherent Corp. (COHR) in this Form 4?

Sherri R Luther is identified as Coherent Corp.’s Chief Financial Officer. The Form 4 reports her as the reporting person for the sale of 1,000 shares of common stock executed on 2026-07-22 under a Rule 10b5-1 plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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).

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^*

Luther Sherri R

(Last) (First) (Middle)

C/O COHERENT CORP.

375 SAXONBURG BOULEVARD

(Street)

SAXONBURG PENNSYLVANIA 16056

(City) (State) (Zip)

UNITED STATES

(Country)

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 Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/22/2026

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	07/22/2026		S(1)		1,000	D	$306.68	67,475	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 November 13, 2025.

	/s/ Christopher M. Forrester, Attorney-in-Fact	07/24/2026
	** 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)