Boston.com THIS STORY HAS BEEN FORMATTED FOR EASY PRINTING

Illumina completes offering of 4 million shares

NEW YORK --Genetic analysis company Illumina Inc. said Wednesday it completed its public offering of about 4 million common shares, raising net proceeds of about $342.6 million.

The underwriter of the offering fully exercised its option to purchase up to 525,000 additional shares.

Shares were sold at $87.50.

Goldman, Sachs & Co. acted as the sole manager of the offering.

Shares fell 54 cents to $89.83 in morning trading. 

© Copyright The New York Times Company