Operating expense for the second quarter of 2013 was $23.2 million compared to $25.5 million in the first quarter of 2013 and $35.5 million in the second quarter of 2012.
Net loss for the second quarter of 2013 was $5.7 million, or $0.36 per share compared to $10.4 million, or $0.68 per share, in the first quarter of 2013 and $19.0 million, or $3.00 per share, in the second quarter of 2012.
Cash on hand for the second quarter of 2013 was $8.4 million compared to $4.4 million in the first quarter of 2013 and $6.5 million in the second quarter of 2012.