Coda Minerals (ASX:COD) said that, following material changes in the underlying pricing of copper and silver, it has increased the pre-tax net present value (NPV) of its Elizabeth Creek Copper-Silver project in South Australia to AU$3.32 billion from a pre-tax NPV of about AU$1.29 billion estimated in August 2025, according to a Tuesday filing with the Australian bourse.

The company also increased the internal rate of return at the project to 56% from 39%, the filing said.

Shares of the company rose past 6% in recent Tuesday trade.