SAN DIEGO--(BUSINESS WIRE)--Illumina, Inc. (NASDAQ:ILMN) today announced the closing of $800 million principal amount of 0.25% Convertible Senior Notes due 2016 through offerings to qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”). In connection with the offering, Illumina also granted the initial purchasers a 30-day option to purchase up to $120 million of additional notes.