Enphase Energy Inc. shares jumped more than 14% in the extended session Tuesday after the alternative-energy company presented investors with a mixed quarter, but one that soothed more immediate concerns about the ailing sector. Enphase ENPH, +2.77% earned $21 million, or 15 cents a share, in the fourth quarter of 2023, compared with$154 million, or $1.06 a share, in the year-ago quarter. Adjusted for one-time items, the company earned 54 cents a share. Revenue dropped 58$302.6 million, from $724 ...