ILLUMINA, INC. — Director's Dealing 2011

May 27, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLUMINA INC (ILMN)
CIK: 0001110803
Period of Report: 2011-05-25

Reporting Person: WALT DAVID R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-25	Common Stock	S	1000	$70.7086	Disposed	1010326	Direct
2011-05-25	Common Stock	S	2600	$71.8588	Disposed	1007726	Direct
2011-05-25	Common Stock	S	1400	$72.2729	Disposed	1006326	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	82960	Indirect

Footnotes

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

F2: Weighted average sale price representing 1,000 shares sold ranging from $70.05 to $70.96 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 2,600 shares sold ranging from $71.15 to $72.13 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 1,400 shares sold ranging from $72.17 to $72.2729 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.