[144] NLIGHT, INC. SEC Filing

Fidelity Brokerage Services LLC filed a notice under Rule 144 reporting sales and an issuer vesting of common stock tied to compensation.

Rhea-AI Filing Summary

Fidelity Brokerage Services LLC filed a notice under Rule 144 reporting sales and an issuer vesting of common stock tied to compensation. The filing lists a restricted stock vesting of 19,575 shares on 05/15/2026 and three reported sales by Joseph J. Corso: 13,038 shares on 03/05/2026 for $807,861.86, 12,290 shares on 03/06/2026 for $742,193.10, and 18,445 shares on 05/15/2026 for $1,386,233.98.

Insights

Securities Compliance Counsel

Rule 144 notice of sales and a compensatory vesting event are reported.

The filing documents a compensatory restricted stock vesting of 19,575 shares effective 05/15/2026 and three sale transactions by Joseph J. Corso with exact share counts and proceeds. These items are presented as factual transaction records.

Timing and proceeds are explicit in the excerpt; the cash‑flow treatment (who received proceeds) is shown as the sale amounts next to each transaction. Subsequent filings would show any change in beneficial ownership if required.

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Accepted by SEC EDGAR 05/18/2026 - 04:36 PM 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	0001914846
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	NLIGHT, INC.
SEC File Number	001-38462
Address of Issuer	4637 NW 18TH AVENUE CAMAS WASHINGTON 98607
Phone	360-566-4460
Name of Person for Whose Account the Securities are To Be Sold	Corso Joseph John
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	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	19575	1386283.88	56408709	05/18/2026	NASDAQ

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	05/15/2026	Restricted Stock Vesting	Issuer			19575	05/15/2026	Compensation

* 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
Joseph J. Corso 4637 NW 18th Avenue Camas WA 98607	Common	03/05/2026	13038	807861.86
Joseph J. Corso 4637 NW 18th Avenue Camas WA 98607	Common	03/06/2026	12290	742193.10
Joseph J. Corso 4637 NW 18th Avenue Camas WA 98607	Common	05/15/2026	18445	1386233.98

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	05/18/2026
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/ Eric Janiak, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph J. Corso
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)