Coherent exec plans $1.68M stock sale Sept. 1

Rhea-AI Filing Summary

COHERENT CORP. (COHR) received a notice that officer Julie S. Eng has filed to sell restricted securities under Rule 144. The planned sale covers 6,030 shares of common stock of Coherent Corp., with an indicated aggregate market value of $1,675,314.90, to be executed through Morgan Stanley Smith Barney LLC on September 1, 2026 on the NYSE. These shares were acquired from the issuer on August 31, 2026 via Performance Stock Units. Coherent Corp. reports 195,832,246 common shares outstanding. In the prior three months, Eng sold 7,047 common shares on August 31, 2026 for $1,950,834.40 pursuant to a Rule 10b5-1 trading plan.

Key Figures

Shares to be sold: 6,030 shares of common stock Aggregate market value of planned sale: $1,675,314.90 Shares outstanding: 195,832,246 shares +3 more

6 metrics

Shares to be sold 6,030 shares of common stock Planned Rule 144 sale for Julie S. Eng

Aggregate market value of planned sale $1,675,314.90 Value listed for 6,030 shares to be sold

Shares outstanding 195,832,246 shares Coherent Corp. common shares outstanding

Planned sale date 09/01/2026 Date of sale for 6,030 shares on NYSE

Shares sold in past 3 months 7,047 shares 10b5-1 sales for Julie S. Eng on 08/31/2026

Aggregate value of past 3‑month sales $1,950,834.40 Value of 7,047 shares sold on 08/31/2026

Key Terms

Rule 144, Performance Stock Units, aggregate market value, 10b5-1

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Performance Stock Units financial

"Common | 08/31/2026 | Performance Stock Units | Issuer"

Performance stock units are a type of company award that grants employees shares of stock only if certain performance goals are met. They motivate employees to work toward specific company achievements, aligning their interests with those of shareholders. For investors, they can influence a company's future stock supply and reflect management’s confidence in reaching key targets.

aggregate market value financial

"Common | Morgan Stanley Smith Barney LLC ... | 6030 | 1675314.90"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

10b5-1 regulatory

"10b5-1 Sales for JULIE S ENG 375 Saxonburg Boulevard"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

FAQ

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

What does the Form 144 filing disclose about COHR insider Julie S. Eng?

The filing states that Julie S. Eng, an officer of COHERENT CORP. (COHR), plans to sell 6,030 common shares under Rule 144 through Morgan Stanley Smith Barney LLC on September 1, 2026, following acquisition via Performance Stock Units on August 31, 2026.

How many COHR shares are covered by Julie S. Eng’s planned Rule 144 sale?

The notice covers a planned sale of 6,030 shares of COHERENT CORP. common stock. The related table shows an aggregate market value of $1,675,314.90 for these shares, with the sale indicated for September 1, 2026 on the NYSE.

What past 3‑month COHR share sales by Julie S. Eng are reported?

The filing reports that in the past three months, 7,047 common shares of COHERENT CORP. were sold on August 31, 2026 for a total of $1,950,834.40, described as 10b5‑1 Sales for Julie S Eng.

How were the COHR shares to be sold by Julie S. Eng acquired?

The securities to be sold are identified as Performance Stock Units acquired from the issuer on August 31, 2026. The number of shares associated with these units is 6,030, matching the amount listed for the planned Rule 144 sale.

What is the reported number of COHR shares outstanding in the Form 144?

The Form 144 lists 195,832,246 shares of COHERENT CORP. common stock as shares outstanding. This figure provides context for the size of the planned 6,030‑share sale under Rule 144.

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

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Available on EDGAR 09/01/2026 - 04:51 PM EDT Accepted by SEC EDGAR 09/01/2026 - 04:50 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001661122
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	COHERENT CORP.
SEC File Number	001-39375
Address of Issuer	375 Saxonburg Boulevard Saxonburg PENNSYLVANIA 16056
Phone	7243524455
Name of Person for Whose Account the Securities are To Be Sold	JULIE S ENG
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	6030	1675314.90	195832246	09/01/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	08/31/2026	Performance Stock Units	Issuer			6030	08/31/2026	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for JULIE S ENG 375 Saxonburg Boulevard Saxonburg PA 16056	Common	08/31/2026	7047	1950834.40

144: Remarks and Signature

Remarks
Date of Notice	09/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/21/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Julie S Eng
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)