Exelixis, Inc. (EXEL) reported lower-than-expected results for the first quarter. Its shares fell 7% in after-hours trading following the announcement.EXEL recorded earnings of 17 cents per share, which missed the Zacks Consensus Estimate of 28 cents. The company registered adjusted earnings of 16 cents per share in the first quarter of 2023.Including stock-based compensation expense, EPS was 12 cents, flat year over year.Net revenues were $425.2 million, which lagged the Zacks Consensus Estimate of $468 mi ...