AYA ▲ +1.3% - Aya Gold & Silver Inc. $AYA - Aya Gold & Silver Announces Updated PEA for Boumadine: After-Tax NPV Doubles to $3.5B with 93% IRR Aya Gold & Silver announced an updated preliminary economic assessment for its Boumadine project showing after-tax net present value doubled to $3.5 billion with a 93% internal rate of return, driving investor optimism about the project's economic potential and fueling the stock's 1.3% gain. 09-SEP-2026 07:01 AM ET