VENLO, The Netherlands, Oct. 30, 2012 (GLOBE NEWSWIRE) -- QIAGEN N.V. (Nasdaq:QGEN) (Frankfurt:QIA) announces today that it has decided to postpone the issuance of its report for third quarter and first nine months of 2012 due to the severe weather conditions in the United States and closing of U.S. stock exchanges due to Hurricane Sandy.