nLIGHT CEO sells 87,775 LASR shares in May

Rhea-AI Filing Summary

NLIGHT, INC. President and CEO Scott H. Keeney reported selling a total of 87,775 shares of common stock in mid‑May. On May 15, he sold 42,584 shares at a weighted average price of $75.16 per share in open‑market transactions.

On May 18, he sold 45,191 shares at a weighted average price of $70.82 per share to cover tax withholding obligations tied to vesting restricted stock units, a mandated “sell to cover” transaction rather than a discretionary sale. After these transactions, he holds 2,422,254 shares directly, plus 4,474 shares held indirectly through the Keeney Family Revocable Trust, which includes unvested restricted stock units.

Insider Trade Summary

Net Seller: 87,775 shares

Net Sell 3 txns

Insider Keeney Scott H

Role President and CEO

Sold 87,775 shs ($6.40M)

Type	Security	Shares	Price	Value
Sale	Common Stock	45,191	$70.82	$3.20M
Sale	Common Stock	42,584	$75.16	$3.20M
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 2,422,254 shares (Direct); Common Stock — 4,474 shares (Indirect, By Keeney Family Revocable Trust)

Footnotes (5)

1. F1. This reported sale represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.
2. F2. The reported transaction involves sale transactions from $75.16 to $75.16 per share. The weighted average price per share was $75.16. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.
3. F3. Includes common stock owned and unvested restricted stock units.
4. F4. The reported transaction involves sale transactions from $70.82 to $70.82 per share. The weighted average price per share was $70.82. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.
5. F5. Keeney Family Revocable Trust is a revocable living trust for which the reporting person and his spouse are trustees.

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Accepted by SEC EDGAR 05/19/2026 - 07:59 PM Learn about SEC filing dates

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^*

Keeney Scott H

(Last) (First) (Middle)

4637 NW 18TH AVENUE

(Street)

CAMAS WASHINGTON 98607

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NLIGHT, INC. [ LASR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	05/15/2026		S		42,584(1)	D	$75.16(2)	2,467,445(3)	D
Common Stock	05/18/2026		S		45,191(1)	D	$70.82(4)	2,422,254(3)	D
Common Stock								4,474	I	By Keeney Family Revocable Trust(5)

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. This reported sale represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

2. The reported transaction involves sale transactions from $75.16 to $75.16 per share. The weighted average price per share was $75.16. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

3. Includes common stock owned and unvested restricted stock units.

4. The reported transaction involves sale transactions from $70.82 to $70.82 per share. The weighted average price per share was $70.82. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

5. Keeney Family Revocable Trust is a revocable living trust for which the reporting person and his spouse are trustees.

Remarks:

	/s/ Julie Dimmick, as attorney-in-fact	05/19/2026
	** 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.
* Form 4: SEC 1474 (03-26)