CALIX, INC — Director's Dealing 2011

May 18, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CALIX, INC (calx)
CIK: 0001406666
Period of Report: 2011-05-16

Reporting Person: Lockhart Andy Glen (SVP, International Field Ops)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-16	Stock Option (right to buy)	$21.99	A	250000	Acquired	2021-04-18	Common Stock (250000)	Direct

Footnotes

F1: Twenty-five percent (25%) of the shares subject to the option will vest and become exercisable one (1) year after April 18, 2011, (the "Vesting Commencement Date"), and 1/36th of the total number of shares will vest and become exercisable in thirty-six (36) successive and equal monthly installments thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.