BOISE--IDACORP, Inc. (NYSE: IDA) reported fourth quarter 2018 net income attributable to IDACORP of $26.1 million, or $0.52 per diluted share, compared with $38.9 million, or $0.77 per diluted share, in the fourth quarter of 2017. IDACORP reported 2018 net income attributable to IDACORP of $226.8 million, or $4.49 per diluted share, compared with $212.4 million, or $4.21 per diluted share, in 2017.