[Form 4] Coherent Corp. Insider Trading Activity

Rhea-AI Filing Summary

SADASIVAM SHAKER, a director of Coherent Corp. (COHR), was granted 2,272 restricted stock units (RSUs) on 08/28/2025 with no cash price, increasing his beneficial ownership to 40,894 shares. The award is a non‑derivative equity grant that will vest on 08/28/2026. The Form 4 was signed by an attorney‑in‑fact on 09/02/2025. This filing discloses a routine equity compensation award to a board member rather than a market sale or purchase.

Insights

Financial Analyst

TL;DR: A routine director RSU grant of 2,272 shares, vesting in one year, modestly increases insider ownership.

The grant is recorded as a non‑cash restricted stock unit award issued on 08/28/2025 and increases reported beneficial ownership to 40,894 shares. This is a standard form of director compensation designed to align management and board interests with shareholders. The one‑year vesting period is explicit in the filing. There is no cash purchase price and no sale or option exercise reported, so the transaction does not directly affect the company’s cash flow. Based solely on the filing, the item appears routine and not material to valuation absent additional context on outstanding share count or other insider transactions.

Corporate Governance Expert

TL;DR: Typical governance practice—director RSUs awarded and time‑vested to reinforce alignment.

The Form 4 documents a time‑based equity award granted to a director on 08/28/2025 that vests on 08/28/2026. Such grants are common for non‑employee directors. The filing correctly reports the grant as an acquisition with a $0 price for RSUs and shows the resulting beneficial ownership. The signature by an attorney‑in‑fact on 09/02/2025 is noted. From a governance perspective, the disclosure meets Section 16 reporting requirements; the filing itself does not indicate any governance issues or unusual terms.

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^*

SADASIVAM SHAKER

(Last) (First) (Middle)

1950 PINE RUN DRIVE

(Street)

CHESTERFIELD MO 63017

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2025

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	08/28/2025		A		2,272(1)	A	$0	40,894	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. These shares represent a restricted stock unit award granted to the reporting person. The award will vest on August 28, 2026.

	/s/ Christopher M. Forrester, Attorney-in-Fact	09/02/2025
	** 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 transaction did COHR director SADASIVAM SHAKER report on Form 4?

The reporting person was granted 2,272 restricted stock units (RSUs) on 08/28/2025, recorded as an acquisition at a $0 price.

How many COHR shares does the reporting person beneficially own after the transaction?

Following the reported transaction the reporting person beneficially owns 40,894 shares.

When do the granted RSUs vest for SADASIVAM SHAKER?

The Form 4 states the RSU award will vest on 08/28/2026.

Was there any cash paid for the RSU award reported on the Form 4?

No. The transaction is reported with a price of $0, consistent with an RSU grant.

Who signed the Form 4 for the reporting person and when?

The Form 4 is signed by Christopher M. Forrester, Attorney‑in‑Fact on 09/02/2025.