QIA 7.5% Sequins Linked TO Iac/Interactive Common Stock

QIAGEN N.V. (Nasdaq:QGEN) (Frankfurt:QIA) today reconfirmed plans to release its report on results for the first quarter 2014 on Tuesday, May 6, at 22:00 Central European Time (CET) / 16:00 Eastern Time (ET).

Also as previously announced, a conference call is planned for Wednesday, May 7, at 15:30 CET / 9:30 ET that will include remarks by Peer M. Schatz, President and Chief Executive Officer, and Roland Sackers, Chief Financial Officer.

Conference Call & Webcast Details

The conference call will begin at 15:30 CET / 9:30 ET on May 7, 2014. Interested parties may listen to the call by dialing:

+1 855 272 3518 (US), +44 (0) 203 059 5869 (UK), +49 (0) 69 566 036 000 (Germany)

The webcast will be accessible at www.qiagen.com/About-Us/Investors/Events-and-Presentations/Conference-Calls.

A replay of the conference call will be available through May 14, 2014, by dialing:

+1 866 268 1947 (US), +44 (0) 121 260 4861, +49 (0) 69 710 488 70 (passcode: 296086#).

Contact: IR@qiagen.com

About QIAGEN

QIAGEN N.V., a Netherlands holding company, is the leading global provider of Sample & Assay Technologies that are used to transform biological materials into valuable molecular information. Sample technologies are used to isolate and process DNA, RNA and proteins from biological samples such as blood or tissue. Assay technologies are then used to make these isolated biomolecules visible and ready for interpretation. QIAGEN markets more than 500 products around the world, selling both consumable kits and automation systems to customers through four customer classes: Molecular Diagnostics (human healthcare), Applied Testing (forensics, veterinary testing and food safety), Pharma (pharmaceutical and biotechnology companies) and Academia (life sciences research). As of December 31, 2013, QIAGEN employed approximately 4,000 people in more than 35 locations worldwide. Further information can be found at www.QIAGEN.com/.

CONTACT: IR@qiagen.com