ILLUMINA, INC. — Director's Dealing 2011

Feb 14, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLUMINA INC (ILMN)
CIK: 0001110803
Period of Report: 2011-02-10

Reporting Person: FLATLEY JAY T (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-02-10	Common Stock	M	4509	$4.3	Acquired	347362	Direct
2011-02-10	Common Stock	S	4509	$69.2926	Disposed	342853	Direct
2011-02-10	Common Stock	M	17254	$4.3	Acquired	360107	Direct
2011-02-10	Common Stock	S	17254	$70.5973	Disposed	342853	Direct
2011-02-10	Common Stock	M	3237	$4.3	Acquired	346090	Direct
2011-02-10	Common Stock	S	3237	$71.2471	Disposed	342853	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-10	Non-Qualified Stock Option (right to buy)	$4.3	M	25000	Disposed	2015-02-25	Common Stock (25000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	15000	Indirect

Footnotes

F1: The sale was made pursuant to a 10b5-1 plan.

F2: Weighted average sale price representing 4,509 shares sold ranging from $68.92 to $69.70 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F3: Weighted average sale price representing 17,254 shares sold ranging from $70.07 to $71.05 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F4: Weighted average sale price representing 3,237 shares sold ranging from $71.08 to $71.36 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.