Galapagos to release half year results on Friday, August 12

Mechelen, Belgium, August 2, 2005 – Galapagos NV, a genomics-based drug discovery company (Euronext: GLPG) announced today that it will release its financial results for the first half of 2005 on Friday, August 12, 2005 at 08.00 Central European Time (CET).
Ninety minutes later, at 09.30 CET, Galapagos will conduct a conference call open to the public, which will also be webcast. To participate in the conference call, please call +32 2290 1608 ten minutes prior to commencement. A question and answer session will follow the presentation of the results.
The live audio webcast can be accessed via Galapagos’ website at www.glpg.com, and will be available for replay from 14.00 CET on the day of the event and archived for one year.

About Galapagos
Galapagos is a publicly traded, genomics-based drug discovery company (Euronext Brussels, GLPG; Euronext Amsterdam, GLPGA) that has successfully discovered and validated novel targets in the bone and joint diseases - osteoarthritis, osteoporosis and rheumatoid arthritis, as well as in asthma and Alzheimer’s disease. Proprietary targets and compounds resulting from these programs are used for Galapagos’ internal drug discovery programs, combined with selected out-licensing and partnering of projects during development. Galadeno, Galapagos’ partnering unit, provides reagents and functional screens to leading pharmaceutical, biotech and nutraceutical companies for rapid identification and validation of novel drug targets. Galapagos currently employs 71 people, including 17 PhDs, and occupies facilities in Mechelen, Belgium, and Leiden, The Netherlands. Partners include Bayer, Boehringer Ingelheim, Celgene, GlaxoSmithKline, Novartis, Vertex and Wyeth.

More information about Galapagos and Galadeno can be found at www.glpg.com.

Contact:
Onno van de Stolpe
CEO Galapagos
Phone: +31 62 909 8028
E-mail: onno@galapagos.be