Buenaventura shares were lower in Tuesday trading as the market focused on an imminent catalyst: the company is scheduled to publish its first-quarter 2026 financial and operating results after the market close on Wednesday, April 29, 2026. With the earnings print one session away, trading action looked consistent with pre-earnings repositioning rather than a single intraday operational headline.

The company’s investor event calendar flags April 29, 2026 for the Q1 earnings press release. The follow-on earnings conference call is scheduled for Thursday, April 30, 2026 at 12:00 p.m. Eastern (11:00 a.m. Lima time), when executives are expected to walk through Q1 performance and address investor questions that can reset expectations for the rest of 2026.

Buenaventura is a precious- and base-metals producer, so quarterly earnings can swing on realized pricing, unit costs, and mine-by-mine performance—especially when investors are trying to gauge whether full-year plans remain on track. Ahead of the release, even modest uncertainty about margins, output mix, and guidance language can pressure the stock as traders reduce exposure or hedge into the print.