ILLUMINA, INC. — Director's Dealing 2011

Mar 28, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLUMINA INC (ILMN)
CIK: 0001110803
Period of Report: 2011-03-24

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-24	Common Stock	M	7500	$4.3	Acquired	350353	Direct
2011-03-24	Common Stock	S	7500	$63.6575	Disposed	342853	Direct
2011-03-24	Common Stock	M	3822	$4.3	Acquired	346675	Direct
2011-03-24	Common Stock	S	3822	$64.7477	Disposed	342853	Direct
2011-03-24	Common Stock	M	13678	$4.3	Acquired	356531	Direct
2011-03-24	Common Stock	S	13678	$65.618	Disposed	342853	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-24	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 7,500 shares sold ranging from $63.28 to $64.20 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 3,822 shares sold ranging from $64.29 to $65.26 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 13,678 shares sold ranging from $65.29 to $66.22 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.