SINGER DAVID B

• Director at AFFYMETRIX INC · on record since Feb 14, 2006
• Director at OSCIENT PHARMACEUTICALS CORP · on record since May 31, 2006
• Director at transaction date at OSCIENT PHARMACEUTICALS CORP · on record since Feb 9, 2007
• Director at CORCEPT THERAPEUTICS INC · on record since Feb 13, 2008
• Director at Infleqtion, Inc. · on record since Apr 14, 2026
• Director at PACIFIC BIOSCIENCES OF CALIFORNIA INC · on record since Oct 27, 2010
• Director at CASTLIGHT HEALTH, INC. · on record since Mar 13, 2014
• Director at 1Life Healthcare Inc · on record since Jan 30, 2020
• Director at Seer, Inc. · on record since Dec 11, 2020
• 10% owner at Seer, Inc. · on record since Dec 11, 2020