Why Has Deep Yellow (ASX:DYL) Withdrawn Its Q4 2026 Tumas Investment Decision Target?

Sonal Goyal

27 October 2026 12:29 AM AEDT

Why Has Deep Yellow (ASX:DYL) Withdrawn Its Q4 2026 Tumas Investment Decision Target?

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Key Highlights

Deep Yellow (ASX:DYL) closed at $0.705, up 4.44%, on 26 October 2026.
The company withdrew its Q4 2026 FID target for Tumas, citing Equity market conditions.
Current civils and concrete works are funded from cash reserves, and an updated value case is nearing completion.

Deep Yellow Ltd (ASX:DYL) closed at $0.705, up 4.44%, in the Trading session on 26 October 2026, while the S&P/ASX 200 closed at 8,809.9, up 0.17%, and the S&P/ASX 200 Energy index gained 0.92%. Deep Yellow is a Perth-based uranium company developing the Tumas Project in Namibia.

Tumas Update Dated 16 October 2026

Deep Yellow said it remains committed to completing construction at Tumas but has determined that current equity market conditions do not support a final Investment decision in Q4 2026, and it withdrew that target. The expenditure on current civils and concrete works is fully funded from existing cash reserves and allows further de-risking before a decision. The Tumas optimisation work and updated value case are nearing completion and will be released in a comprehensive project update.

The company described the project as fully permitted and said the decision to withdraw the target was prudent given the continued conditions.

Construction Progress

Civil works commenced on schedule with two concrete contractors on site and work under way in the counter current decantation, clarification, leach and beneficiation areas. About 170 tonnes of reinforcing steel have been installed, all seven CCD and one clarifier centre bosses have been shuttered and approved, and concrete pours have started. Pre-casting of retained earth wall panels remains on schedule.

Four local Namibian contracts totalling N$42.1 million (A$3.7 million) were awarded, environmental clearance certificates were renewed and 440 inductions have been completed.

The company states that it retains full confidence in Tumas as a next-generation, secure and reliable uranium supplier. Its chief executive said that, despite global uranium market fundamentals, challenging equity market conditions continue to constrain funding Options for uranium developers. The environmental clearance certificates were renewed by Namibia's Environmental Commissioner, and 440 inductions have been completed covering health and safety, environment, radiation and fatality prevention.

About Deep Yellow

Deep Yellow Limited (ABN 97 006 391 948) is listed on the ASX, NSX and OTCQX and is based in Subiaco, Western Australia. Tumas is its flagship greenfields uranium project.

Deep Yellow describes Tumas as a fully permitted project in a Tier 1 jurisdiction. The release lists the quarter's construction items in the CCD, clarification, leach and beneficiation areas, which are the main process circuits at the project.

Risks and Catalysts on Watch

With the Q4 2026 decision target withdrawn, the timing of a final investment decision is no longer set. The updated value case and comprehensive project update are the next announced items.

Wrapping Up

Deep Yellow continues construction at Tumas without a decision date and plans to release an updated value case. The shares closed up 4.44% on 26 October.

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