Tranche Update on Cadence Design Systems, Inc.'s Equity Buyback Plan announced on February 1, 2017.

Cadence Design Systems, Inc. is No. 1 worldwide in developing and marketing design software for integrated circuits and electronic systems. Net sales break down by activity as follows: - sale of licenses (93.8%): design software, integrated circuit verification, simulation, and performance control systems, etc. In addition, the group offers maintenance services; - services (6.2%): consulting, training, system design and development, technical assistance, etc. Net sales are distributed geographically as follows: the United States (41.4%), Americas (1.6%), China (16.6%), Japan (5.6%), Asia (18.8%) and Europe/Middle East/Africa (16 %).