BRIEF-Cameco Q1 earnings per share C$0.20
April 29 (Reuters) - Cameco Corp
* Cameco reports first quarter financial results
* Q1 earnings per share view c$0.16 -- Thomson Reuters I/B/E/S
* Q1 earnings per share c$0.20
* Maintaining annual delivery and cost of sales guidance
* Says "lower uranium production guidance due to operational changes at rabbit lake, us isr and mcarthur river/key lake"
* Cameco corp qtrly adjusted loss per share $0.02
* In 2016, expects to produce 25.7 million pounds u3o8
* Sees severance costs of about $19 million in 2016 Continued...