Lithium Americas director files initial Form 3

LITHIUM AMERICAS CORP. director Clayton D. Walker filed an initial Form 3 as a reporting person.

Rhea-AI Filing Summary

LITHIUM AMERICAS CORP. director Clayton D. Walker filed an initial Form 3 as a reporting person. This filing serves as his first required statement of beneficial ownership in the company’s securities as a director. The disclosure does not report any share purchases, sales, option exercises, or other transactions.

Key Terms

Form 3, reporting person, ten percent owner

3 terms

Form 3 regulatory

"filed an initial Form 3 as a reporting person"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

reporting person regulatory

"filed an initial Form 3 as a reporting person"

ten percent owner financial

"is_ten_percent_owner"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the LAC Form 3 filed by Clayton D. Walker report?

The Form 3 shows that Clayton D. Walker is a reporting person and director of Lithium Americas Corp. (LAC). It is an initial statement of beneficial ownership and does not report any security transactions or holdings details in this excerpt.

Does the LAC Form 3 show Clayton D. Walker buying or selling shares?

No, this Form 3 excerpt shows no share purchases or sales by Clayton D. Walker. Transaction counts and share amounts are all zero, indicating no reported trading activity in this filing segment.

What is Clayton D. Walker’s role at Lithium Americas Corp. (LAC)?

Clayton D. Walker is listed as a director of Lithium Americas Corp. in the Form 3. He is not reported as an officer or ten percent owner in this filing, based on the available data.

Why is a Form 3 important for LAC investors?

A Form 3 provides an initial disclosure of insider status for officers, directors, or large holders. For LAC, it formally records Clayton D. Walker as a director subject to ongoing reporting of future trades on Forms 4 or 5.

Does the LAC Form 3 include any derivative securities information?

No, the derivative section in this Form 3 excerpt is empty. The derivativeSummary shows no outstanding options, warrants, or other derivatives reported for Clayton D. Walker in this particular filing data.

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

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Accepted by SEC EDGAR 05/11/2026 - 03:15 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Walker Clayton D.

(Last) (First) (Middle)

C/O LITHIUM AMERICAS CORP.

522 S. ROCK BLVD., SUITE 200

(Street)

RENO NEVADA 89502

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/04/2026

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

3a. Foreign Trading Symbol

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

EXHIBIT 24.1 POWER OF ATTORNEY

No securities are beneficially owned.

	/s/ Tereza Fonda as attorney-in-fact for Clayton Walker	05/11/2026
	** 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 5 (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 3: SEC 1473 (03-26)