Coherent Corp. (COHR) CFO sells 2,000 shares under Rule 10b5-1 plan

Rhea-AI Filing Summary

Coherent Corp.’s Chief Financial Officer, Sherri R. Luther, reported an open-market sale of 2,000 shares of Common Stock at $351.00 per share. After this transaction, she directly holds 70,475 shares. The sale was carried out under a Rule 10b5-1 trading plan adopted on November 13, 2025, indicating it was pre-arranged rather than a discretionary trade.

Insider Trade Summary 10b5-1

Net Seller: 2,000 shares ($702,000)

Net Sell 1 txn

Insider Luther Sherri R

Role Chief Financial Officer

Sold 2,000 shs ($702K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,000	$351.00	$702K

Holdings After Transaction: Common Stock — 70,475 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares sold: 2,000 shares Sale price: $351.00 per share Shares held after transaction: 70,475 shares +1 more

4 metrics

Shares sold 2,000 shares Open-market sale of Common Stock

Sale price $351.00 per share Price for the 2,000 shares sold

Shares held after transaction 70,475 shares Direct ownership following the sale

Rule 10b5-1 plan adoption date November 13, 2025 Plan governing the sale transaction

Key Terms

Rule 10b5-1 trading plan, open-market sale, Common Stock

3 terms

Rule 10b5-1 trading plan regulatory

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

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 sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 Insider Transactions: What Each Field Means →

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)
04/22/2026

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	04/22/2026		S(1)		2,000	D	$351	70,475	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	04/24/2026
	** 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)

FAQ

What insider transaction did COHERENT CORP. (COHR) disclose for its CFO?

COHERENT CORP.’s Chief Financial Officer, Sherri R. Luther, sold 2,000 shares of Common Stock in an open-market transaction. The shares were sold at $351.00 each, and the transaction was disclosed in a Form 4 insider trading report.

At what price did COHR’s CFO sell her Coherent Corp. shares?

The CFO sold her Coherent Corp. shares at $351.00 per share. This price reflects the per-share value for the 2,000 shares sold in the open market, as reported in the Form 4 filing for the transaction.

How many COHERENT CORP. (COHR) shares does the CFO hold after the sale?

After the reported sale, the CFO directly holds 70,475 shares of Coherent Corp. Common Stock. This post-transaction holding shows she retained a substantial position following the 2,000-share open-market sale disclosed in the Form 4.

Was the COHR CFO’s share sale under a Rule 10b5-1 trading plan?

Yes, the CFO’s share sale was executed under a Rule 10b5-1 trading plan. The filing notes the plan was adopted on November 13, 2025, indicating the sale was pre-arranged rather than timed at her sole discretion.

What type of security did COHERENT CORP. (COHR) CFO sell in this Form 4?

The CFO sold shares of Coherent Corp. Common Stock. The Form 4 identifies the security as Common Stock and records one open-market sale transaction involving 2,000 shares at a price of $351.00 per share.