Form 4 for LASR NLIGHT, INC.

Accepted 2025-12-17 00:00:00 ET · period of report 2025-12-15 · accession 0001124796-25-000167 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2025-12-17	2025-12-15	LASR	Corso Joseph John	CFO	S - Sale	$36.32	-66.1K	198.3K	-25%	-$2.40M

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2025-12-15	S	D	2,075	$36.86	196,224	D	—	—	(F1) This reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 15, 2025. (F4) The reported transaction involves sale transactions from $36.77 to $37.15 per share. The weighted average price per share was $36.86. 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. (F3) Includes common stock owned and unvested restricted stock units.
2	Common	Common Stock	2025-12-15	S	D	64,000	$36.30	198,299	D	—	—	(F1) This reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 15, 2025. (F2) The reported transaction involves sale transactions from $35.77 to $36.76 per share. The weighted average price per share was $36.30. 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. (F3) Includes common stock owned and unvested restricted stock units.