X0306 4 2017-02-14 0 0001138639 INFINERA Corp INFN 0001399122 Welch David F C/O INFINERA CORPORATION 140 CASPIAN COURT SUNNYVALE CA 94089 1 1 0 0 President Common Stock 2017-02-14 4 S 0 11900 12.2555 D 620408 I See Footnote Common Stock 2017-02-14 4 S 0 11900 12.2564 D 307593 I See Footnote Common Stock 2017-02-14 4 S 0 11200 12.2561 D 542550 I See Footnote Common Stock 140000 I See Footnote Common Stock 2500 I See Footnote Employee Stock Option (Right to Buy) 7.61 2017-06-06 Common Stock 29214 29214 D Employee Stock Option (Right to Buy) 7.61 2017-06-06 Common Stock 101342 101342 D Employee Stock Option (Right to Buy) 7.61 2018-02-28 Common Stock 2817 2817 D Employee Stock Option (Right to Buy) 7.61 2018-02-28 Common Stock 81683 81683 D Employee Stock Option (Right to Buy) 7.11 2019-02-10 Common Stock 100000 100000 D Employee Stock Option (Right to Buy) 7.45 2019-08-10 Common Stock 150000 150000 D Employee Stock Option (Right to Buy) 8.58 2021-02-10 Common Stock 20250 20250 D Employee Stock Option (Right to Buy) 8.58 2021-02-10 Common Stock 60750 60750 D Employee Stock Option (Right to Buy) 8.58 2021-02-10 Common Stock 39465 39465 D Employee Stock Option (Right to Buy) 8.58 2021-02-10 Common Stock 41535 41535 D Restricted Stock Units Common Stock 12000 12000 D Restricted Stock Units Common Stock 20923 20923 D Restricted Stock Units Common Stock 19180 19180 D Restricted Stock Units Common Stock 28770 28770 D Restricted Stock Units Common Stock 86850 86850 D This sale was made in connection with the Rule 10b5-1 Trading Plan for The Welch Family Trust u/a dtd 04/03/1996 ("The Welch Family Trust"), which was adopted on August 17, 2016. This price represents the weighted average sale price of the shares sold by The Welch Family Trust in multiple transactions at prices ranging from $12 to $12.37 per share. Upon request by the staff of the Securities and Exchange Commission, Infinera Corporation (the "Company") or a security holder of the Company, Dr. Welch will provide full information regarding the number of shares sold at each separate price. This includes 2,673 shares acquired under the Company's 2007 Employee Stock Purchase Plan on February 15, 2017. These shares are held directly by The Welch Family Trust, for which Dr. Welch is a trustee. This sale was made in connection with the Rule 10b5-1 Trading Plan for LRFA, LLC ("LRFA"), which was adopted on August 17, 2016. This price represents the weighted average sale price of the shares sold by LRFA in multiple transactions at prices ranging from $12 to $12.37 per share. Upon request by the staff of the Securities and Exchange Commission, the Company or a security holder of the Company, Dr. Welch will provide full information regarding the number of shares sold at each separate price. These shares are held directly by LRFA, for which Dr. Welch is the sole managing member. This sale was made in connection with the Rule 10b5-1 Trading Plan for SEI Private Trust Company, Trustee of The Welch Family Heritage Trust I u/I dated 9/24/01 ("The Welch Family Heritage Trust"), which was adopted on August 17, 2016. This price represents the weighted average sale price of the shares sold by The Welch Family Heritage Trust in multiple transactions at prices ranging from $12 to $12.37 per share. Upon request by the staff of the Securities and Exchange Commission, the Company or a security holder of the Company, Dr. Welch will provide full information regarding the number of shares sold at each separate price. These shares are held directly by The Welch Family Heritage Trust, for which Dr. Welch is a trustee. These shares are held directly by The Welch Group, L.P., for which Dr. Welch is the general partner. These shares are held directly by Dr. Welch as a trustee for his children. Dr. Welch disclaims beneficial ownership of the shares held in trust for his children, and this report shall not be deemed an admission that Dr. Welch is the beneficial owner of the shares held in trust for his children for purposes of Section 16 or for any other purpose. This option is fully-vested. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Company's common stock. These RSUs vest in four annual installments beginning on August 5, 2014. These RSUs vest in three annual installments beginning on May 5, 2015. These RSUs vest in three annual installments beginning on May 5, 2016. These RSUs vest as to 50% of the shares on May 5, 2017 and 50% of the shares on May 5, 2018. These RSUs vest in four annual installments beginning on May 5, 2017. /s/ Michael Post, by Power of Attorney 2017-02-16