Mr. Robert Cross reports

STANDARD LITHIUM ANNOUNCES RESULTS OF 2026 ANNUAL GENERAL AND SPECIAL MEETING

Standard Lithium Ltd. has released the detailed voting results from its annual general and special meeting held on July 16, 2026.

A total of 108,370,443 common shares were represented at the meeting, representing 44.44 per cent of the issued and outstanding common shares of the company at the record date.

All of the matters put forward before shareholders for consideration and approval, as set out in the company's management information circular dated May 20, 2026, were approved by the requisite majority of votes cast at the meeting.

Setting the number of directors

At the meeting, the shareholders approved the resolution to set the number of directors at nine for the ensuing year. The resolution was approved with 98.55 per cent votes for and 1.45 per cent against.

Election of directors

The number of directors was fixed at nine, and the nominees set forth in the company's circular were elected as directors of the company to hold office until the next annual meeting of shareholders, or until their successors are elected or appointed, as detailed in the attached table.

Nominee                 Per cent votes for    Per cent votes against

Robert Cross                        99.06%                     0.94%
Dr. Andrew Robinson                 99.32%                     0.68%
David Park                          99.30%                     0.70%
Jeffrey Barber                      99.26%                     0.74%
Dr. Volker Berl                     99.10%                     0.90%
Claudia D'Orazio                    99.21%                     0.79%
Anca Rusu                           99.16%                     0.84%
Paul Collins                        99.33%                     0.67%
Karen Narwold                       99.21%                     0.79%

Appointment of auditor

At the meeting, the shareholders approved the appointment of PricewaterhouseCoopers LLP, chartered professional accountants, as the auditor of the company and authorized the directors to fix the remuneration to be paid to the auditor. The resolution was approved with 98.92 per cent votes for and 1.08 per cent votes withheld.

Reapproval of option plan and incentive plan

The shareholders also reapproved the stock option plan of the company, which was approved by resolution with 88.13 per cent votes for and 11.87 per cent votes against, and the long-term incentive plan of the company, which was approved by resolution with 93.91 per cent votes for and 6.09 per cent votes against.

The company has filed a report of voting results on all resolutions voted on at the meeting under its profile on SEDAR+.

About Standard Lithium Ltd.

Standard Lithium is a leading near-commercial lithium development company focused on the sustainable development of a portfolio of large, high-grade lithium-brine properties in the United States. The company prioritizes projects characterized by high-grade resources, robust infrastructure, skilled labour and streamlined permitting. Standard Lithium aims to achieve sustainable, commercial-scale lithium production via the application of a scalable and fully integrated direct lithium extraction and purification process. The company's flagship projects are located in the Smackover formation, a world-class lithium brine asset, focused in Arkansas and Texas. In partnership with global energy leader Equinor, Standard Lithium is advancing the South West Arkansas project, a greenfield project located in southern Arkansas, and actively advancing a promising lithium brine resource position in East Texas, including the highest known lithium brine grade project in North America, the Franklin project.

Standard Lithium trades on both the TSX Venture Exchange and the NYSE American under the symbol SLI.

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