nLIGHT director Geoffrey Moore sells 4,452 shares

nLIGHT, Inc. director Geoffrey Moore sold 4,452 shares of common stock on October 15, 2026, at a weighted average price of $34.57 per share under a Rule 10b5-1 trading plan adopted on June 15, 2026.

Rhea-AI Filing Summary

nLIGHT, Inc. director Geoffrey Moore sold 4,452 shares of common stock on October 15, 2026, at a weighted average price of $34.57 per share under a Rule 10b5-1 trading plan adopted on June 15, 2026. His reported post-transaction position was 81,265 shares, including common stock and unvested restricted stock units.

Insider Trade Summary 10b5-1

Net Seller: 4,452 shares

Net Sell 1 txn

Insider MOORE GEOFFREY

Role Director

Sold 4,452 shs ($154K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2, F3	4,452	$34.57	$154K

Holdings After Transaction: Common Stock — 81,265 shares (Direct)

Footnotes (3)

1. F1. This reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2026.
2. F2. The reported transaction involves sale transactions from $34.57 to $34.57 per share. The weighted average price per share was $34.57. 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.

Key Figures

Common shares sold: 4,452 shares Weighted average sale price: $34.57 per share Reported post-transaction position: 81,265 shares

3 metrics

Common shares sold 4,452 shares October 15, 2026

Weighted average sale price $34.57 per share Sale on October 15, 2026

Reported post-transaction position 81,265 shares Includes common stock and unvested restricted stock units

Key Terms

Rule 10b5-1 trading plan, unvested restricted stock units

2 terms

Rule 10b5-1 trading plan regulatory

"pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

unvested restricted stock units financial

"Includes common stock owned and unvested restricted stock units"

FAQ

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How many LASR shares did director Geoffrey Moore sell, and at what price?

Geoffrey Moore sold 4,452 nLIGHT, Inc. common shares on October 15, 2026, at a weighted average price of $34.57 per share. The sale was made under a Rule 10b5-1 trading plan adopted on June 15, 2026.

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

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Available on EDGAR 10/19/2026 - 05:30 PM EDT Accepted by SEC EDGAR 10/19/2026 - 05:29 PM EDT 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).

X

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^*

MOORE GEOFFREY

(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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2026

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	10/15/2026		S		4,452(1)	D	$34.57(2)	81,265(3)	D

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 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2026.

2. The reported transaction involves sale transactions from $34.57 to $34.57 per share. The weighted average price per share was $34.57. 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.

Remarks:

	/s/ Joseph Corso, as attorney-in-fact	10/19/2026
	** 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)