Higher Product Segment Revenue and Continued Margin Improvements Drive Annual Results Past 2015 Guidance Total Book Equity Exceeds $1 Billion RENO, Nev., Feb. 23, 2016 (GLOBE NEWSWIRE) — Ormat Technologies, Inc. (NYSE:ORA) today announced record financial results for the fourth quarter and full year ended December 31, 2015. Financial highlights for the full year: Total revenues of  $594.6 million in 2015, an increase of 6.3% from 2014; Product segment revenues reached record levels of $218.7 million in 2015 from $177.2 million in 2014 representing a 23.4% increase; Electricity segment revenues decreased 1.7% to $375.9 million in 2015 from $382.3 million […]