Array BioPharma $ARRY increased the size of its public equity offering by 15% to $115mn or 18.4 million shares of common stock at $6.25. The underwriters will be eligible to buy an additional 2.76mn shares. The closing date is October 3. The proceeds from the secondary offering will be utilized to fund R&D activities, to enhance commercial capability, boost working capital, and for general corporate purposes. The stock closed at $6.59 on Tuesday.