Standard Lithium (SLI) files 6-K; adds investor deck to F-10

Standard Lithium Ltd. filed a Form 6-K. The company states that Exhibit 99.1, an investor presentation dated October 16, 2025, is incorporated by reference into its Form F-10 (File No. 333-289110).

Accepted by SEC EDGAR 10/16/2025 - 09:35 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Standard Lithium Ltd. filed a Form 6-K. The company states that Exhibit 99.1, an investor presentation dated October 16, 2025, is incorporated by reference into its Form F-10 (File No. 333-289110). Exhibit 99.2, a press release dated October 16, 2025, is furnished, not filed, and will not be incorporated by reference into any registration statement.

The company indicates it files annual reports under cover of Form 40-F.

FAQ

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

What did Standard Lithium (SLI) file?

A Form 6-K reporting two exhibits: an investor presentation (Exhibit 99.1) and a press release (Exhibit 99.2).

Which exhibit is incorporated by reference into Form F-10 for SLI?

Exhibit 99.1, the investor presentation dated October 16, 2025, is incorporated into Form F-10 (File No. 333-289110).

Is the SLI press release part of any registration statement?

No. Exhibit 99.2 is furnished, not filed, and will not be incorporated by reference into any registration statement.

What annual reporting form does Standard Lithium use?

The company files annual reports under cover of Form 40-F.

What documents are included with this 6-K?

Exhibit 99.1: Investor Presentation (Oct 16, 2025). Exhibit 99.2: Press release (Oct 16, 2025).

Who signed the report for SLI?

It was signed by Salah Gamoudi, Chief Financial Officer.

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

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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 of the Securities Exchange Act of 1934

For the month of	October		2025
Commission File Number	001-40569

Standard Lithium Ltd.

(Translation of registrant’s name into English)

Suite 1625, 1075 W Georgia Street

Vancouver, British Columbia, Canada V6E 3C9

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F        ¨         Form 40-F       x

INCORPORATION BY REFERENCE

Exhibit 99.1 of this Report on Form 6-K is incorporated by reference into the Registration Statement on Form F-10 (File No. 333-289110) of the Registrant, as amended or supplemented. Exhibit 99.2 of this Report on Form 6-K, is furnished, not filed, and will not be incorporated by reference into any registration statement filed by the Registrant under the Securities Act of 1933, as amended.

DOCUMENTS INCLUDED AS PART OF THIS REPORT

Exhibit
99.1	Investor Presentation dated October 16, 2025.
99.2	Press release dated October 16, 2025.

SIGNATURES

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.

			Standard Lithium Ltd.
			(Registrant)
Date:	October 16, 2025		By:	/s/ Salah Gamoudi
				Name:	Salah Gamoudi
				Title:	Chief Financial Officer