On October 29, 2014, David Gryska voluntarily resigned from Argos Therapeutics, Inc.'s board of directors, effective at close of business on October 31, 2014. Mr. Gryska had served on the Board of Directors since 2012. With the resignation, Mr. Gryska also resigned from his role as chairman of the Audit Committee and as a member of the Compensation Committee.

In connection with Mr. Gryska's resignation, the Company's Board of Directors has approved the following committee appointments, effective immediately upon Mr. Gryska's resignation: Jean Lamarre, a current member of the Audit Committee, has been elected Chairman of the Audit committee; Brian Underdown, Ph.D. has been appointed to the Audit Committee.