Luke Colton

CIK: 0002053979

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)1 (20.0%)

Derivative conversions

Awards (A)3 (60.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (20.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

LAC

LITHIUM AMERICAS CORP.

Officer

Discretionary Trading P&L

Holdings

Transaction History (5 total)

LAC
LITHIUM AMERICAS CORP.
Apr 10, 2026
Exercise(M)
Direct
39.2K shares-
LAC
LITHIUM AMERICAS CORP.
Apr 10, 2026
Tax Payment(F)
Direct
26.5K shares at avg. $4.17$110K
LAC
LITHIUM AMERICAS CORP.
Apr 10, 2026
Award(A)
Restricted Share Units
Direct
39.2K shares-
LAC
LITHIUM AMERICAS CORP.
Jan 29, 2026
Award(A)
Direct
37.6K shares-
LAC
LITHIUM AMERICAS CORP.
Apr 10, 2025
Award(A)
Restricted Share Units
Direct
117.6K shares-

		Type	Shares	Price		Ownership
Apr 10, 2026	LAC LITHIUM AMERICAS CORP.	Exercise(M)	39,183	-	$0	Direct
Apr 10, 2026	LAC LITHIUM AMERICAS CORP.	Tax Payment(F)	26,452	$4.17	$110,305	Direct
Apr 10, 2026	LAC LITHIUM AMERICAS CORP.	Award(A) Restricted Share Units	39,183	-	-	Direct
Jan 29, 2026	LAC LITHIUM AMERICAS CORP.	Award(A)	37,554	-	$0	Direct
Apr 10, 2025	LAC LITHIUM AMERICAS CORP.	Award(A) Restricted Share Units	117,550	-	-	Direct

1-5 of 5 transactions

About COLTON LUKE

COLTON LUKE (SEC CIK 0002053979) files insider reports with the SEC as EVP & Chief Financial Officer of LITHIUM AMERICAS CORP. (LAC).

Signal8 holds 4 ownership filings by COLTON LUKE (1 Form 3, 3 Form 4), filed between Jan 30, 2025 and Apr 14, 2026. Those filings report 5 transactions, from Apr 10, 2025 to Apr 10, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on COLTON LUKE's filings is in RENO, NV.

Recent filings by COLTON LUKE

Apr 10, 2026: Option exercise of LAC shares (Form 4, code M).
Apr 10, 2026: Tax withholding of LAC shares (Form 4, code F).
Apr 10, 2026: Grant or award of LAC derivative securities (Form 4, code A).
Jan 29, 2026: Grant or award of LAC shares (Form 4, code A).
Apr 10, 2025: Grant or award of LAC derivative securities (Form 4, code A).

Other insiders filing for LITHIUM AMERICAS CORP. (LAC)

BARNUM AUBREE, VP, Human Resources
RUSSELL-SMITH ROBERT, SVP, Finance
GRANDY EDWARD, Sr VP, GC & Secretary
DUSHNISKY KELVIN PAUL MICHAEL, Executive Chair
CROWLEY TIMOTHY AMBROSE, SVP, Gov & External Affairs
GERSPACHER RICHARD, EVP, Capital Projects & Ops

How to read Form 4 transaction codes