STOCK TITAN

Coherent director updates filing on 3,911-share trade

Amended insider report for COHR adds previously omitted option-exercise shares and details same-day sale and charitable gift by a director.

(Neutral)
(Neutral)
Form Type
4/A

Rhea-AI Filing Summary

COHERENT CORP. (COHR) received an amended insider report from director Enrico Digirolomo correcting a prior report to include common shares acquired upon option exercises that were previously omitted. The amendment updates the reported number of common shares beneficially owned immediately after the omitted acquisition.

On March 6, 2026, Digirolomo exercised options for 1,005 common shares at $49.90 per share and 2,906 common shares at $36.56 per share, and disposed of the corresponding option positions. On the same date, he acquired those 3,911 shares of common stock through the exercises, sold 3,911 common shares at $241.50 per share, and made a bona fide gift of 1,847 common shares to a donor advised fund. No Rule 10b5-1 trading plan is reported for these transactions.

Positive

  • None.

Negative

  • None.
Insider Digirolomo Enrico
Role Director
Sold 3,911 shs ($945K)
Type Security Shares Price Value
derivative Option (Right to Buy) F2 1,005 $0.00 $0.00
derivative Option (Right to Buy) F3 2,906 $0.00 $0.00
Exercise Common Stock 1,005 $49.90 $50K
Exercise Common Stock 2,906 $36.56 $106K
Sale Common Stock 3,911 $241.50 $945K
Gift Common Stock F1 1,847 $0.00 $0.00
Holdings After Transaction: Option (Right to Buy) — 0 contracts (Direct); Common Stock — 19,510 shares (Direct)
Footnotes (3)
  1. F1. Reports the donation of 1,847 shares of common stock to a donor advised fund.
  2. F2. These options vested in four equal annual installments beginning on August 28, 2019.
  3. F3. These options vested in four equal annual installments beginning on August 28, 2020.
Options exercised at $49.90 1,005 shares Options on common stock exercised by the director on March 6, 2026 at $49.90 per share
Options exercised at $36.56 2,906 shares Options on common stock exercised by the director on March 6, 2026 at $36.56 per share
Common shares acquired via exercises 3,911 shares Total common shares received from option exercises on March 6, 2026
Common shares sold 3,911 shares Common stock sold on March 6, 2026 at $241.50 per share
Sale price per share $241.50 per share Price for the 3,911 common shares sold on March 6, 2026
Shares gifted to donor advised fund 1,847 shares Bona fide gift of common stock to a donor advised fund on March 6, 2026
Option expiration date (1,005-share grant) August 28, 2028 Expiration date for options with a $49.90 exercise price
Option expiration date (2,906-share grant) August 28, 2029 Expiration date for options with a $36.56 exercise price
bona fide gift financial
"The report characterizes the transfer of 1,847 common shares as a bona fide gift."
A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.
donor advised fund financial
"A footnote explains the donation of 1,847 shares of common stock to a donor advised fund."
A donor advised fund is a charitable savings account you fund with cash or assets (including stocks) that lets you take an immediate tax benefit while recommending when and which charities receive grants over time. Think of it like a dedicated piggy bank for giving: you get tax relief when you put money in, can avoid selling appreciated securities and triggering capital gains, and still control the timing and recipients of donations, which affects tax planning, portfolio decisions, and public giving signals.
beneficially owned financial
"The amendment updates the number of common shares beneficially owned immediately following the omitted acquisition."
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
Option (Right to Buy) financial
"The director held an Option (Right to Buy) that could be exercised for common stock."

FAQ

What does the amended Form 4/A for COHR correct for director Enrico Digirolomo?

The amendment adds common shares acquired through option exercises on March 6, 2026 that were inadvertently omitted earlier and updates the reported number of common shares beneficially owned immediately after that previously unreported acquisition. No other previously reported transactions are changed.

How many COHR options did Enrico Digirolomo exercise in this amended report?

On March 6, 2026, Enrico Digirolomo exercised options covering 1,005 common shares at $49.90 per share and 2,906 common shares at $36.56 per share, for a total of 3,911 shares of COHERENT CORP. common stock acquired through option exercises.

How many COHR shares did the director sell according to this Form 4/A?

The report shows a sale of 3,911 shares of COHERENT CORP. common stock on March 6, 2026 at a price of $241.50 per share. This sale occurred the same day as the reported option exercises that produced 3,911 shares.

Did the COHR director make any gifts of stock in this insider filing?

Yes. The report states a bona fide gift of 1,847 shares of COHERENT CORP. common stock on March 6, 2026. A footnote explains that this represents a donation of 1,847 shares to a donor advised fund.

Are the COHR insider transactions linked to a Rule 10b5-1 trading plan?

No. The amended insider report indicates that these March 6, 2026 transactions by director Enrico Digirolomo were not made under a Rule 10b5-1 trading plan, meaning there is no reported pre-arranged trading plan governing their timing.

What happens to the options after the COHR director’s exercises on March 6, 2026?

The report shows the disposition of option positions for 1,005 and 2,906 underlying shares on March 6, 2026. These options had exercise prices of $49.90 and $36.56 per share and were scheduled to expire on August 28, 2028 and August 28, 2029, respectively.

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

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Digirolomo Enrico

(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
03/06/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)
03/09/2026
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)
CodeVAmount(A) or (D)Price
Common Stock03/06/2026M1,005A$49.922,362D
Common Stock03/06/2026M2,906A$36.5625,268D
Common Stock03/06/2026S3,911D$241.521,357D
Common Stock03/06/2026G1,847D$0(1)19,510D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Option (Right to Buy)$49.903/06/20261,005 (2)08/28/2028Common Stock1,005$00D
Option (Right to Buy)$36.5603/06/20262,906 (3)08/28/2029Common Stock2,906$00D
Explanation of Responses:
1. Reports the donation of 1,847 shares of common stock to a donor advised fund.
2. These options vested in four equal annual installments beginning on August 28, 2019.
3. These options vested in four equal annual installments beginning on August 28, 2020.
Remarks:
The original Form 4 filed on March 9, 2026 (the "Original Filing") is amended by this Form 4/A solely to report shares of common stock acquired in connection with the exercise of stock options by the reporting person that were inadvertently omitted from the Original Filing. Column 5 of Table I has been updated to reflect the number of shares of common stock beneficially owned by the reporting person immediately following the reported acquisition that was omitted in the Original Filing. Other than the corrections reflected herein, no changes have been made to the transactions previously reported in the Original Filing.
/s/ Christopher M. Forrester, Attorney-in-Fact09/02/2026
** Signature of Reporting PersonDate
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)