Alliant Energy Corp. (LNT: chart), electric and gas energy company, announced that Q3 net profit advanced 38% to 96 cents a share from the year-ago period. Earnings from continuing operations rose 8% and revenue jumped 36%. Alliant expects fiscal-year earning from continuing operations in the range of $1.10 to $1.30 a share.

Artesyn Technologies Inc. (ATSN: chart), electronic products and power supplies producer, posted Q3 net income of 9 cents a share, up a bit from the same period a year ago on both higher sales of its rectifier and amplifier products and pressure in its server segment missing analyst estimate by a penny. Sales dropped to $102 million from $107 million

Westar Energy (WR: chart), electric generation and distribution services company, posted Q3 earnings of 97 cents a share, up from 70 cents a share in the year-ago period on revenue growth, topping analyst estimate of 82 cents a share. If not for a gain on fuel supply contracts, the company would have earned 65 cents a share. Results were affected by higher fuel supply contract valuations, warmer weather and lower interest expenses.

Carrizo Oil & Gas Inc. (CRZO: chart), oil and natural gas company, posted Q3 net income of 19 cents a share if not for one-time items, up on this basis versus last year’s profit of 15 cents a share on 43% revenue growth, matching analysts’ expectations of 19 cents a share. The results reflected both greater output of natural gas and higher energy prices. The company’s production volumes increased by 7% in Q3.