Lithium Americas officer reports 63,198-share sale; 77,691 held

Rhea-AI Filing Summary

Lithium Americas (LAC) Form 4: Officer Richard Gerspacher, EVP, Capital Projects, reported two open-market sales of common shares on 10/16/2025. He sold 2,000 shares at $7.18 (converted from C$10.05 at C$1.40=US$1.00) and 61,198 shares at a $6.78 weighted average. Following these transactions, he beneficially owns 77,691 shares, held directly.

Insider Trade Summary

Net Seller: 63,198 shares ($429,282)

Net Sell 2 txns

Insider GERSPACHER RICHARD

Role EVP, Capital Projects

Sold 63,198 shs ($429K)

Type	Security	Shares	Price	Value
Sale	Common Shares	2,000	$7.18	$14K
Sale	Common Shares	61,198	$6.78	$415K

Holdings After Transaction: Common Shares — 138,889 shares (Direct)

Footnotes (1)

1. Converted from Canadian sale price of C$10.05 using an exchange rate of C$1.40 = US$1.00. The sale price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from C$9.48 to C$9.505, inclusive. The reporting person undertakes to provide to Lithium Americas Corp., any security holder of Lithium Americas Corp., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. The average weighted price of C$9.4970 converted to U.S. dollars using an exchange rate of C$1.40 = US$1.00.

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Form 4 Insider Transactions: What Each Field Means →

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^*

GERSPACHER RICHARD

(Last) (First) (Middle)

C/O LITHIUM AMERICAS CORP.

5310 KIETZKE LANE, SUITE 200

(Street)

RENO NV 89511

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LITHIUM AMERICAS CORP. [ LAC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Capital Projects

3. Date of Earliest Transaction (Month/Day/Year)
10/16/2025

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

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

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

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 Shares	10/16/2025		S		2,000	D	$7.18(1)	138,889	D
Common Shares	10/16/2025		S		61,198	D	$6.78(2)	77,691	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. Converted from Canadian sale price of C$10.05 using an exchange rate of C$1.40 = US$1.00.

2. The sale price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from C$9.48 to C$9.505, inclusive. The reporting person undertakes to provide to Lithium Americas Corp., any security holder of Lithium Americas Corp., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. The average weighted price of C$9.4970 converted to U.S. dollars using an exchange rate of C$1.40 = US$1.00.

	/s/ Tereza Fonda as attorney-in-fact for Richard Gerspacher	10/20/2025
	** 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.

FAQ

What did LAC's officer report on Form 4?

Two sales of common shares on 10/16/2025 by EVP, Capital Projects, Richard Gerspacher.

How many LAC shares were sold and at what prices?

A total of 63,198 shares: 2,000 at $7.18 and 61,198 at a $6.78 weighted average.

What is the officer’s remaining LAC share ownership?

He beneficially owns 77,691 shares directly after the reported transactions.

How were the USD prices determined?

One sale price converted from C$10.05 at C$1.40=US$1.00; the other is a USD figure from a weighted average.

What price range did the larger LAC sale cover?

Multiple trades ranged from C$9.48 to C$9.505, average C$9.4970 (converted at C$1.40=US$1.00).

Was the ownership held directly or indirectly?

The filing indicates direct ownership of the reported shares.