Aehr Test Systems (NASDAQ: AEHR) stock surged higher by more than 14% as of 2:25 p.m. today. If you are wondering why the stock has performed so well recently (up 94% in 2026, as I write), it largely comes down to growing optimism (backed by evidence) that the company will fulfill the potential outlined in its earnings presentation in early January. Aehr Test Systems pivots to the AI market The company makes semiconductor test and burn-in solutions that semiconductor manufacturers rely on to ensure the qua ...