CALIX, INC — Director's Dealing 2010

Dec 3, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CALIX, INC (CALX)
CIK: 0001406666
Period of Report: 2010-12-01

Reporting Person: Weingarth Roger (EVP and COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-01	Common Stock	M	20000	$0.49	Acquired	319968	Direct
2010-12-01	Common Stock	S	20000	$13.58	Disposed	299968	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-01	Employee Stock Options (right to buy)	$0.49	M	20000	Disposed	2013-03-27	Common Stock (20000)	Direct

Footnotes

F1: Includes 170,332 restricted stock units.

F2: The sale reported in the Form 4 was effected pursuant to a Rule 10b5-1 trading plan.

F3: 100% of the shares subject to the option are fully vested and exercisable.