ILLUMINA, INC. — Director's Dealing 2011

Aug 1, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLUMINA INC (ILMN)
CIK: 0001110803
Period of Report: 2011-07-28

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-07-28	Common Stock	M	25000	$4.3	Acquired	367853	Direct
2011-07-28	Common Stock	S	2800	$58.3557	Disposed	365053	Direct
2011-07-28	Common Stock	S	8850	$59.3315	Disposed	356203	Direct
2011-07-28	Common Stock	S	13350	$60.0969	Disposed	342853	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-07-28	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 2,800 shares sold ranging from $57.77 to $58.73 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 8,850 shares sold ranging from $58.80 to $59.78 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 13,350 shares sold ranging from $59.80 to $60.50 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.