Lithium Argentina (LAR) files Form 6-K with material change report and new agreement

Rhea-AI Filing Summary

Lithium Argentina AG submitted a Form 6-K as a foreign private issuer for September 2025. The report mainly updates investors by attaching three key documents: a news release dated August 12, 2025, a material change report dated August 22, 2025, and a framework agreement between GFL International Co., Limited and Lithium Argentina AG dated August 12, 2025. One of these exhibits, the material change report, is also incorporated by reference into the company’s existing Form S-8 registration statement.

Form 6-K: How Foreign Companies Report to the SEC →

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of: September 2025

Commission file number: 001-38350

Lithium Argentina AG

(Translation of Registrant's name into English)

Dammstrasse 19, 6300 Zug,

Switzerland

(Address of Principal Executive Office)

900 West Hastings Street, Suite 310,

Vancouver, British Columbia,

Canada V6C 1E5

(North American Mailing Address)

Indicate by check mark whether the registrant files or will file annual reports under cover:

Form 20-F [X]          Form 40-F [ ]

INCORPORATION BY REFERENCE

Exhibit 99.2 to this Form 6-K of Lithium Argentina AG (the "Company") is hereby incorporated by reference as an exhibit to the Registration Statement on Form S-8 (File No. 333-282163) of the Company, as amended or supplemented.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	Lithium Argentina AG
	(Registrant)
	By:	"Alex Shulga"
	Name:	Alex Shulga
	Title:	Vice President and Chief Financial Officer

Dated: September 10, 2025

EXHIBIT INDEX

Exhibit		Description
99.1		News Release dated August 12, 2025
99.2		Material Change Report dated August 22, 2025
99.3		Framework Agreement between GFL International Co., Limited and Lithium Argentina AG dated August 12, 2025

FAQ

What does Lithium Argentina (LAR) report in this September 2025 Form 6-K?

The company provides a Form 6-K that primarily furnishes three exhibits: a news release dated August 12, 2025, a material change report dated August 22, 2025, and a framework agreement with GFL International Co., Limited dated August 12, 2025.

Which exhibit from this Lithium Argentina (LAR) Form 6-K is incorporated into the Form S-8?

Exhibit 99.2, the material change report dated August 22, 2025, is incorporated by reference as an exhibit to Lithium Argentina AG’s Registration Statement on Form S-8 (File No. 333-282163).

Who signed the September 2025 Form 6-K for Lithium Argentina (LAR)?

The report was signed on behalf of Lithium Argentina AG by Alex Shulga, who serves as Vice President and Chief Financial Officer.

What key agreements are referenced in this Lithium Argentina (LAR) Form 6-K?

The report lists a Framework Agreement between GFL International Co., Limited and Lithium Argentina AG, dated August 12, 2025, as Exhibit 99.3.

Where is Lithium Argentina AG’s principal executive office located?

The principal executive office is located at Dammstrasse 19, 6300 Zug, Switzerland, with a North American mailing address in Vancouver, British Columbia, Canada.