Jesse Sobelson

Stephen Gengaro

Tim Moore

Bobby Brooks

Joshua Jayne

Kurt Hallead

Martin Malloy

Robert Brooks

Colby Sasso

Dan Weston

Patrick Ouellette

- TETRA Technologies, Inc. announced an updated Definitive Feasibility Study (DFS) and Resource Report as of **August 1, 2025**, detailing significant increases in bromine and lithium resources and the identification of new critical minerals.  **[844965_20250923DA80899:0]** 
- **Evergreen Unit Bromine Resources** (Measured and Indicated) increased by **173%** to **431 ktons** from the previously reported 158 ktons, with total Measured and Indicated Bromine Resources across all TETRA acreage rising to **3.57 million tons**.  **[844965_20250923DA80899:0]** 
- **Evergreen Unit lithium resources** (Measured and Indicated) grew by **163%** to **585 ktons** of lithium carbonate equivalent (LCE) from the prior 222 ktons.  **[844965_20250923DA80899:0]** 
- The report newly identified **2.18 million tons** of Measured and Indicated Magnesium resources and **47,000 tons** of Measured and Indicated Manganese resources across TETRA's brine lease acreage, which were not included in previous reports.  **[844965_20250923DA80899:0]** 
- TETRA is entitled to a **2.5% royalty** on gross proceeds from lithium recovered by Smackover Lithium (a joint venture) from approximately **35,000 acres** where TETRA is the brine lease holder.  **[844965_20250923DA80899:0]** **[844965_20250923DA80899:1]**

TETRA Technologies Announces Significant Resource Upgrades for Arkansas Bromine and Lithium Projects, Identifies New Critical Minerals

TETRA TECHNOLOGIES (TTI)