# EDGAR Filing Document

**Accession Number:** 0001124796
**File Stem:** 0001628280-26-002093
**Filing Date:** 2026-1
**Character Count:** 7992
**Document Hash:** ea181dabf4ebf080da28ab13b209b915
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-26-002093.hdr.sgml**: 20260114

**ACCESSION NUMBER**: 0001628280-26-002093

**CONFORMED SUBMISSION TYPE**: 4/A

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260106

**FILED AS OF DATE**: 20260114

**DATE AS OF CHANGE**: 20260114

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Keeney Scott H
- **CENTRAL INDEX KEY:** 0001738235

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38462
- **FILM NUMBER:** 26534099

**MAIL ADDRESS:**
- **STREET 1:** 5408 NE 88TH STREET
- **STREET 2:** BUILDING E
- **CITY:** VANCOUVER
- **STATE:** WA
- **ZIP:** 98665
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NLIGHT, INC.
- **CENTRAL INDEX KEY:** 0001124796
- **STANDARD INDUSTRIAL CLASSIFICATION:** SEMICONDUCTORS & RELATED DEVICES [3674]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 912066376
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 4637 NW 18TH AVENUE
- **CITY:** CAMAS
- **STATE:** WA
- **ZIP:** 98607
- **BUSINESS PHONE:** 360-566-4460

**MAIL ADDRESS:**
- **STREET 1:** 4637 NW 18TH AVENUE
- **CITY:** CAMAS
- **STATE:** WA
- **ZIP:** 98607

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NLIGHT PHOTONICS CORP
- **DATE OF NAME CHANGE:** 20000925

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4/A

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>Keeney Scott H<br><sub>(Last) (First) (Middle)</sub><br>4637 NW 18TH AVENUE<br><sub>(Street)</sub><br>CAMAS, WA 98607<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-01-06 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_President and CEO_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NLIGHT, INC. [ LASR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-01-06 |  | M |  | 31748 | A | $1.10 | 2316768<sup>(1)</sup> | D |  |
| Common Stock | 2026-01-06 |  | S |  | 10902 | D<sup>(2)</sup> | 36.74<sup>(3)</sup> | 2305866<sup>(1)</sup> | D |  |
| Common Stock | 2026-01-06 |  | S |  | 18028 | D<sup>(2)</sup> | 37.84<sup>(4)</sup> | 2287838<sup>(1)</sup> | D |  |
| Common Stock | 2026-01-06 |  | S |  | 2818 | D<sup>(2)</sup> | 38.33<sup>(5)</sup> | 2285020<sup>(1)</sup> | D |  |
| Common Stock |  |  |  |  |  |  |  | 4474 | I | By Keeney Family Revocable Trust<sup>(6)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Stock Option (Right to Buy) | $1.10 | 2026-01-06 |  | M |  |  | 0 | <sup>(7)</sup> | 2026-07-01 | Common Stock | 31748 | $0 | 0 | D |  |

---

### Footnotes:

(1) Includes common stock owned and unvested restricted stock units.

(2) This reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2025.

(3) The reported transaction involves sale transactions from $36.27 to $37.27 per share. The weighted average price per share was $36.74. 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.

(4) The reported transaction involves sale transactions from $37.27 to $38.27 per share. The weighted average price per share was $37.84. 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) The reported transaction involves sale transactions from $38.27 to $38.49 per share. The weighted average price per share was $38.33. 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.

(6) Keeney Family Revocable Trust is a revocable living trust for which the reporting person and his spouse are trustees

(7) This grant became fully vested and exercisable on October 1, 2019.

**Remarks:**
This Form 4 was amended for the below items: Included indirect holdings by Keeney Family Revocable Trust to Table I; Corrected exercise price of shares acquired in Table I; Updated share sale transactions in Table I to group transactions within a $1 sale price, and included Footnotes 3 - 5; Updated date award was fully vested and exercisable in Footnote 7; Corrected exercise price and expiration date of derivative securities exercised in Table II.

**Signature:** /s/ Julie Dimmick, as attorney-in-fact  
**Date:** 2026-01-14

### Remarks:

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.**