Tecnoglass (NYSE: TGLS) shares plummeted 5.02% in intraday trading on Thursday, despite the company reporting better-than-expected second-quarter results. The sharp decline comes as a surprise, given the positive earnings report, suggesting investors may be concerned about future growth prospects.

The building materials maker reported Q2 adjusted earnings per share of $1.03, surpassing the analyst consensus estimate of $0.96 and marking a 19.77% increase from the same period last year. Revenue also beat expectations, coming in at $255.546 million, up 16.34% year-over-year and above the analyst estimate of $246.603 million.

While Tecnoglass slightly raised its 2025 revenue guidance to $980 million - $1.02 billion from the previous $960 million - $1.02 billion, investors seem to be looking beyond the current results. The stock's decline may indicate that market participants were anticipating even stronger guidance or are concerned about the company's ability to maintain its growth trajectory in a potentially challenging economic environment. As the construction industry faces headwinds from rising interest rates and economic uncertainties, Tecnoglass's future performance may be under scrutiny despite its current strong showing.