Versant Side Fund II, LP

• Former 10% Holder at Alexza Pharmaceuticals Inc. · on record since Mar 14, 2006
• 10% owner at Alexza Pharmaceuticals Inc. · on record since Mar 8, 2006
• 10% owner at NOVACEA INC · on record since May 15, 2006
• 10% owner at HELICOS BIOSCIENCES CORP · on record since May 24, 2007
• 10% owner at CymaBay Therapeutics, Inc. · on record since Oct 11, 2013
• 10% owner at KYTHERA BIOPHARMACEUTICALS INC · on record since Oct 16, 2012
• 10% owner at INTROGEN THERAPEUTICS INC · on record since Feb 21, 2014
• 10% owner at Achaogen Inc · on record since Mar 17, 2014
• 10% owner at Vivani Medical, Inc. · on record since Nov 18, 2014