• Standard Lithium director Karen Narwold will resign from the board effective Sept. 15, 2026.
• Departure follows her acceptance of a new executive position with higher time commitments.
• Board size will fall to eight directors once the resignation takes effect.
• A search has started for a new independent director to support the company’s growth strategy.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Standard Lithium Ltd. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001104659-26-109361), on September 21, 2026, and is solely responsible for the information contained therein.