Wolfspeed ($WOLF) reported that AI data center revenue more than doubled in FY2026 and grew ~20% sequentially in Q4, making data centers its fastest-growing end market. Despite this growth, $WOLF remains a turnaround stock with negative margins and balance-sheet risks. Meanwhile, Navitas Semiconductor ($NVTS) is highlighted alongside $WOLF amid a backdrop where silicon carbide could see increased importance in AI power conversion.