CALX Calix Inc

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES                                                                                   
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940                       

1. Name and Address of Reporting Person * Weening Michael	2. Issuer Name and Ticker or Trading Symbol CALIX, INC [ (CALX) ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) EVP, Field Operations
(Last)          (First)          (Middle) C/O CALIX, INC., 2777 ORCHARD PARKWAY	3. Date of Earliest Transaction (MM/DD/YYYY) 2/13/2020
(Street) SAN JOSE, CA 95134 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$8.03	2/13/2020		A		90000		(1)	2/14/2029	Common Stock	90000.0	$0	1274000 (2)	D

Explanation of Responses:
(1)	On February 14, 2019, the reporting person was awarded a performance-based nonqualified stock option grant covering 300,000 shares of common stock. On February 13, 2020, the Compensation Committee of Calix, Inc. determined that the performance criteria governing 30% of the grant had been achieved, resulting in a nonqualified stock option award of 90,000 shares of common stock for the reporting person. The nonqualified stock option award shall vest: (i) as to 25% of the shares of common stock subject to the stock option award, on February 13, 2020; and (ii) as to the remaining 75% of the shares of common stock subject to the stock option award, quarterly in equal installments over 36 months from February 13, 2020.
(2)	Amount of derivative securities beneficially owned includes 788,500 unvested nonqualified stock option awards.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Weening Michael C/O CALIX, INC. 2777 ORCHARD PARKWAY SAN JOSE, CA 95134			EVP, Field Operations

Signatures
/s/ Tom Gemetti as Attorney in Fact for Michael Weening		2/14/2020
**Signature of Reporting Person		Date