- Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Expires: November 30, 2011 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Posard Matthew L.

2. Date of Event Requiring Statement (MM/DD/YYYY) 2/2/2012

3. Issuer Name and Ticker or Trading Symbol

ILLUMINA INC [ILMN]

(Last) (First) (Middle)

5200 ILLUMINA WAY

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

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
Sr VP & GM, Consumer Genomics /

(Street)

SAN DIEGO, CA 92122

(City) (State) (Zip)

5. 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 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)
Common Stock	16807.0 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Non-Qualified Stock Option (right to buy)	2/25/2007 ⁽²⁾	1/25/2017	Common Stock	8334.0	$20.04	D
Non-Qualified Stock Option (right to buy)	2/28/2009 ⁽³⁾	1/28/2019	Common Stock	17580.0	$28.45	D
Non-Qualified Stock Option (right to buy)	2/29/2008 ⁽³⁾	1/29/2018	Common Stock	5032.0	$32.485	D
Non-Qualified Stock Option (right to buy)	2/27/2010 ⁽³⁾	1/27/2020	Common Stock	27415.0	$37.04	D
Non-Qualified Stock Option (right to buy)	2/28/2011 ⁽³⁾	1/31/2021	Common Stock	36225.0	$69.34	D

Explanation of Responses:
( 1)	Includes 8,636 unvested restricted stock units which vest as follows: 1,512 shares vest on 1/27/12; 1,960 shares vest on 1/28/12; 800 shares vest on 1/31/12; 1,764 shares vest on 1/27/13; 1,200 shares vest on 1/31/13; 1,400 shares vest on 1/31/14.
( 2)	One -sixtieth (1/60) of the Shares subject to the Option become exercisable on the date indicated above, subject to Optionee's continuing to be a Service Provider on such date. An additional one -sixtieth (1/60) of the Shares subject to the Option shall become exercisable each full month therafter, subject to Optionee's continuing to be a Service Provider on such date.
( 3)	One forty-eighth (1/48) of the Shares subject to the Option become exercisable on the date indicated above, subject to Optionee's continuing to be a Service Provider on such date. An additional one-forty eighth (1/48) of the Shares subject to the Option shall become exercisable each full month therafter, subject to Optionee's continuing to be a Service Provider on such date.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Posard Matthew L. 5200 ILLUMINA WAY SAN DIEGO, CA 92122			Sr VP & GM, Consumer Genomics

Signatures
By: Scott M. Davies For: Matthew L. Posard		3/7/2012
^** 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 control number.