Wolfspeed (NYSE: WOLF) shares dropped 9% in after-hours trading following its fourth-quarter fiscal 2026 results.

The company reported revenue of $149.6 million. This figure met analyst expectations but marked a 24% year-over-year decline.

Wolfspeed posted an adjusted loss of $2.26 per share. This result was wider than the consensus estimate range of $1.47 to $2.45 per share.

Revenue from AI data center applications increased 20% sequentially. The company reported a negative non-GAAP gross margin of 20%.

Wolfspeed forecasts first-quarter revenue between $140 million and $160 million. The midpoint matches market expectations but failed to provide the growth outlook sought by investors.