INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

Estimated average burden
OMB Number:			3235-0104
hours per response:			0.5

1. Name and Address of Reporting Person^*

Ferris Paul

(Last)

(First)

(Middle)

C/O AZURE CAPITAL PARTNERS

650 CALIFORNIA STREET, 11TH FLOOR

(Street)

SAN FRANCISCO

94108

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/23/2010

3. Issuer Name and Ticker or Trading Symbol
CALIX, INC [ CALX ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

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 Beneficially Owned**
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

**Table II - Derivative Securities Beneficially Owned**
**(e.g., puts, calls, warrants, options, convertible securities)**
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Series B Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	388,541⁽³⁾⁽⁴⁾	0.00	I	See Footnotes⁽⁵⁾⁽¹⁴⁾
Series B Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	12,901⁽³⁾⁽⁴⁾	0.00	I	See Footnotes⁽⁶⁾⁽¹⁴⁾
Series C Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	132,184⁽³⁾⁽⁷⁾	0.00	I	See Footnotes⁽⁵⁾⁽¹⁴⁾
Series C Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	4,382⁽³⁾⁽⁷⁾	0.00	I	See Footnotes⁽⁶⁾⁽¹⁴⁾
Series D Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	134⁽³⁾⁽⁸⁾	0.00	I	See Footnotes⁽⁹⁾⁽¹⁴⁾
Series D Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	5,816⁽³⁾⁽⁸⁾	0.00	I	See Footnotes⁽¹⁰⁾⁽¹⁴⁾
Series D Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	233,518⁽³⁾⁽⁸⁾	0.00	I	See Footnotes⁽⁵⁾⁽¹⁴⁾
Series D Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	7,752⁽³⁾⁽⁸⁾	0.00	I	See Footnotes⁽⁶⁾⁽¹⁴⁾
Series E Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	676⁽³⁾⁽¹¹⁾	0.00	I	See Footnotes⁽⁹⁾⁽¹⁴⁾
Series E Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	28,508⁽³⁾⁽¹¹⁾	0.00	I	See Footnotes⁽¹⁰⁾⁽¹⁴⁾
Series E Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	1,147,648⁽³⁾⁽¹¹⁾	0.00	I	See Footnotes⁽⁵⁾⁽¹⁴⁾
Series E Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	34,900⁽³⁾⁽¹¹⁾	0.00	I	See Footnotes⁽⁶⁾⁽¹⁴⁾
Series G Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	94⁽³⁾⁽¹²⁾	0.00	I	See Footnotes⁽⁹⁾⁽¹⁴⁾
Series G Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	1,884⁽³⁾⁽¹²⁾	0.00	I	See Footnotes⁽¹⁰⁾⁽¹⁴⁾
Series G Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	163,857⁽³⁾⁽¹²⁾	0.00	I	See Footnotes⁽⁵⁾⁽¹⁴⁾
Series G Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	4,977⁽³⁾⁽¹²⁾	0.00	I	See Footnotes⁽⁶⁾⁽¹⁴⁾
Series J Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	277⁽³⁾⁽¹³⁾	0.00	I	See Footnotes⁽⁹⁾⁽¹⁴⁾
Series J Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	5,222⁽³⁾⁽¹³⁾	0.00	I	See Footnotes⁽¹⁰⁾⁽¹⁴⁾
Series J Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	457,908⁽³⁾⁽¹³⁾	0.00	I	See Footnotes⁽⁵⁾⁽¹⁴⁾
Series J Preferred Stock	⁽¹⁾	⁽²⁾	Common Stock	13,564⁽³⁾⁽¹³⁾	0.00	I	See Footnotes⁽⁶⁾⁽¹⁴⁾

Explanation of Responses:

1. The shares are immediately convertible.

2. The shares do not have an expiration date.

3. Reflects a 2-for-3 reverse stock split of the Issuer's outstanding securities effected immediately prior to the effectiveness of the Issuer's S-1 Registration Statement.

4. Each share of Series B Preferred Stock will automatically convert on a 8.747-for-1 basis into Common Stock upon the closing of the Issuer's initial public offering.

5. Shares held by Azure Venture Partners I, L.P.

6. Shares held by Azure Ventures I, L.P.

7. Each share of Series C Preferred Stock will automatically convert on a 9.055-for-1 basis into Common Stock upon the closing of the Issuer's initial public offering.

8. Each share of Series D Preferred Stock will automatically convert on a 4.481-for-1 basis into Common Stock upon the closing of the Issuer's initial public offering.

9. Shares held by Azure I, L.P.

10. Shares held by Azure Partners I, L.P.

11. Each share of Series E Preferred Stock will automatically convert on a 1.026-for-1 basis into Common Stock upon the closing of the Issuer's initial public offering.

12. Each share of Series G Preferred Stock will automatically convert on a 1.153-for-1 basis into Common Stock upon the closing of the Issuer's initial public offering.

13. Each share of Series J Preferred Stock will automatically convert on a 1-for-1 basis into Common Stock upon the closing of the Issuer's initial public offering.

14. The sole general partner of each of Azure Venture Partners I, L.P. and Azure Ventures I, L.P. is Azure Capital Partners VC Administrators, LLC. The sole general partner of each of Azure Partners I, L.P. and Azure I, L.P. is Azure Capital Partners CO Administrators, LLC. The general partners of Azure Capital Partners VC Administrators, LLC and Azure Capital Partners CO Administrators, LLC are Paul Ferris, Michael Kwatinetz, Cameron Lester and Paul Weinstein. These individuals may be deemed to have shared voting and investment power over the shares held by Azure Venture Partners I, L.P., Azure Ventures I, L.P., Azure Partners I, L.P. and Azure I, L.P. Each of these individuals disclaims beneficial ownership of such shares, except to the extent of his or her pecuniary interest therein.

	/S/ Paul Ferris	03/23/2010
	** Signature of Reporting Person	Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Form: 3

Documents

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

3: Initial statement of beneficial ownership of securities

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES