Concentrix Corp. (CNXC) had a rough Monday after the bell. The company posted its second-quarter results, and investors didn't like what they saw. Shares dropped more than 24% in extended trading, falling to $19.17.

The numbers tell the story. Concentrix reported quarterly earnings of $2.63 per share, just a penny shy of the $2.64 analysts were expecting. Revenue came in at $2.46 billion, also a hair below the $2.47 billion consensus. Not a huge miss, but in the world of earnings, close only counts in horseshoes.

CEO Chris Caldwell tried to put a positive spin on things. "Our second quarter marked an acceleration in many areas in the evolution of our business," he said. "Our blended AI and services approach is delivering value to clients by lowering their costs and increasing their revenue, helping us differentiate ourselves in the marketplace."

But the market focused on the future. Concentrix lowered its fiscal 2026 adjusted earnings guidance to a range of $10.83 to $11.18 per share, well below the $11.97 analysts had been expecting. Revenue guidance was also cut, to $9.93 billion to $10.03 billion, versus the $10.14 billion estimate.

That's a big gap, and it explains the selloff. When a company guides lower by that much, investors tend to head for the exits. For Concentrix, the message was clear: the next few quarters might not be as bright as hoped.