Key facts
- This page summarizes Howard H. Xia's Form 4 filing for COHERENT CORP. (COHR).
- 6 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 13 May 2026, 16:33.
Howard H. Xia - 11 May 2026 Form 4 Insider Report for COHERENT CORP. (COHR)
- Reporting relationship
- Director
- Issuer ticker
- COHR
- Reported as of
- 11 May 2026
- Net transaction value
- -$709,000
- SEC form
- 4
- Accepted by SEC
- 13 May 2026, 16:33:09 UTC
- Prior SEC filing
- 18 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Christopher M. Forrester, Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Howard H. Xia filed Form 4 for COHERENT CORP. (COHR) on 13 May 2026.
Change
- Previous filing in this sequence was filed on 18 Mar 2026.
- Current net transaction value: -$709,000.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001517296
Primary reporting owner
Xia Howard H.
- Relationship
- Director
- Address
- C/O COHERENT CORP., 375 SAXONBURG BOULEVARD, SAXONBURG
- Signature
- /s/ Christopher M. Forrester, Attorney-in-Fact
- Signature date
- 13 May 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
COHR
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +2,000
- Change %
- +4%
- Price
- $21.67*
- Shares after
- 52,298
- Date
- 11 May 2026
- Ownership
- Direct
COHR
transaction
Common Stock
Sale
- Transaction value
- $172,000
- Shares
- -500
- Change %
- -0.96%
- Price
- $344.00
- Shares after
- 51,798
- Date
- 11 May 2026
- Ownership
- Direct
COHR
transaction
Common Stock
Sale
- Transaction value
- $174,000
- Shares
- -500
- Change %
- -0.97%
- Price
- $348.00
- Shares after
- 51,298
- Date
- 11 May 2026
- Ownership
- Direct
COHR
transaction
Common Stock
Sale
- Transaction value
- $179,000
- Shares
- -500
- Change %
- -0.97%
- Price
- $358.00
- Shares after
- 50,798
- Date
- 11 May 2026
- Ownership
- Direct
COHR
transaction
Common Stock
Sale
- Transaction value
- $184,000
- Shares
- -500
- Change %
- -0.98%
- Price
- $368.00
- Shares after
- 50,298
- Date
- 11 May 2026
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
COHR
transaction
Derivative
Option (Right to Buy)
Options Exercise
- Transaction value
- Shares
- -2,000
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 11 May 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,000
- Exercise price
- $21.67
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
These options vested in four equal annual installments beginning on August 17, 2017.