Coherent director exercises options, sells 4,240 shares

Coherent Corp. director Howard H. Xia reported a combination of option exercises and share sales.

Rhea-AI Filing Summary

Coherent Corp. director Howard H. Xia reported a combination of option exercises and share sales. On March 16–17, 2026, he exercised options to acquire a total of 4,240 shares of common stock at an exercise price of $21.67 per share.

Across the same two days, he sold 4,240 common shares in open-market transactions at prices of $258.00, $245.57, $244.46, and $236.22 per share. After these transactions, he directly held 50,298 common shares. The exercised options were from a grant that vested in four equal annual installments beginning on August 17, 2017.

Insights

Equity compensation analyst

Director exercised stock options and sold an equivalent number of shares, leaving a sizeable remaining stake.

Director Howard H. Xia exercised options for 4,240 shares of Coherent Corp. common stock at an exercise price of $21.67 per share, then sold 4,240 shares in several open-market trades between $236.22 and $258.00.

This pattern reflects a typical exercise-and-sell transaction, turning option value into cash while maintaining meaningful equity exposure. After the trades, he directly owned 50,298 common shares, indicating the sales represent only a portion of his overall position.

Insider Trade Summary

Exercise and Sale: 4,240 shares ($949K approx. pre-tax spread)

Exercise and Sale 8 txns

Insider Xia Howard H.

Role Director

Sold 4,240 shs ($1.04M)

Approx. gross sale proceeds $1.04M

Approx. exercise cost $92K

Approx. pre-tax spread $949K

Type	Security	Shares	Price	Value
Exercise	Option (Right to Buy)	3,240	$0.00	$0.00
Exercise	Common Stock	3,240	$21.67	$70K
Sale	Common Stock	1,000	$245.57	$246K
Sale	Common Stock	1,000	$244.46	$244K
Sale	Common Stock	1,240	$236.22	$293K
Exercise	Option (Right to Buy)	1,000	$0.00	$0.00
Exercise	Common Stock	1,000	$21.67	$22K
Sale	Common Stock	1,000	$258.00	$258K

Holdings After Transaction: Option (Right to Buy) — 2,000 contracts (Direct); Common Stock — 50,298 shares (Direct)

Footnotes (1)

1. F1. These options vested in four equal annual installments beginning on August 17, 2017.

FAQ

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

What did Coherent (COHR) director Howard H. Xia report in this Form 4?

Howard H. Xia reported exercising stock options and selling common shares. He exercised options for 4,240 shares at $21.67 per share, then sold 4,240 shares in open-market transactions, and ended with direct ownership of 50,298 Coherent common shares.

How many Coherent Corp. shares did Howard H. Xia sell and at what prices?

He sold a total of 4,240 Coherent common shares. The open-market sales occurred at prices of $258.00, $245.57, $244.46, and $236.22 per share, all on March 16–17, 2026, according to the Form 4 disclosure.

What stock options did Howard H. Xia exercise in Coherent (COHR)?

He exercised options covering 4,240 shares of Coherent common stock. These options had an exercise price of $21.67 per share and were part of a grant that vested in four equal annual installments beginning on August 17, 2017, as noted in the filing footnote.

How many Coherent shares does Howard H. Xia own after these transactions?

Following the reported transactions, Howard H. Xia directly holds 50,298 shares of Coherent common stock. This figure reflects his position after exercising options for 4,240 shares and selling 4,240 shares in multiple open-market sales on March 16–17, 2026.

Were Howard H. Xia’s Coherent stock transactions buys or sells overall?

Overall, the pattern combines option exercises and share sales. He acquired 4,240 shares through option exercises at $21.67 per share, then sold 4,240 shares in the market, resulting in a net-sell share count but with continued substantial share ownership.

What does the Form 4 reveal about remaining Coherent options for Howard H. Xia?

The Form 4 shows option exercises that reduced the reported option position linked to this grant. One derivative line lists 2,000 option rights remaining after the March 17, 2026 exercise, indicating that only part of the original option grant is still outstanding.

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

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Accepted by SEC EDGAR 03/18/2026 - 05:00 PM Learn about SEC filing dates

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^*

Xia Howard H.

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

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	03/16/2026		M		1,000	A	$21.67	51,298	D
Common Stock	03/16/2026		S		1,000	D	$258	50,298	D
Common Stock	03/17/2026		M		3,240	A	$21.67	53,538	D
Common Stock	03/17/2026		S		1,000	D	$245.57	52,538	D
Common Stock	03/17/2026		S		1,000	D	$244.46	51,538	D
Common Stock	03/17/2026		S		1,240	D	$236.22	50,298	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
Option (Right to Buy)	$21.67	03/16/2026		M			1,000	(1)	08/20/2026	Common Stock	1,000	$0	5,240	D
Option (Right to Buy)	$21.67	03/17/2026		M			3,240	(1)	08/20/2026	Common Stock	3,240	$0	2,000	D

Explanation of Responses:

1. These options vested in four equal annual installments beginning on August 17, 2017.

	/s/ Christopher M. Forrester, Attorney-in-Fact	03/18/2026
	** 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)