Annual report pursuant to Section 13 and 15(d)

SALE OF COMMON STOCK

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SALE OF COMMON STOCK
12 Months Ended
Dec. 31, 2014
Equity [Abstract]  
Sale Of Common Stock Disclosure [Text Block]
NOTE 5 – SALE OF COMMON STOCK
 
January 2014 financing
 
On January 24, 2014, the Company entered into an underwriting agreement with Roth Capital Partners, LLC (“Roth”), as representative of several underwriters (collectively, the “Underwriters”), relating to the issuance and sale of 2,898,550 shares of its common stock in an underwritten public offering (the “January 2014 Financing”). The public offering price for each share of common stock was $15.00. The Company granted the Underwriters a 45-day option to purchase up to an additional 434,782 shares of common stock to cover over-allotments, if any.
 
The January 2014 Financing closed on January 29, 2014. The Underwriters purchased the shares at a six percent discount to the public offering price, for an aggregate discount of $2,608,695 (or $0.90 per share). The Company also paid offering expenses of $215,756. The Company received net proceeds of $40,653,799. The over-allotment option expired unexercised.
 
July 2014 financing
 
On July 11, 2014, the Company entered into subscription agreements with investors, relating to the issuance and sale of 657,000 shares of the Company’s common stock in a registered direct offering. The purchase price for each share of common stock was $11.90.
 
Roth acted as the exclusive placement agent in this offering pursuant to the terms of a placement agent agreement, dated July 11, 2014, between the Company and Roth. Pursuant to the placement agent agreement, the Company agreed to pay Roth a placement agent fee equal to six percent of the gross proceeds of the offering.
 
The registered direct offering closed on July 16, 2014 and the Company received net proceeds of $7,182,670, after deducting placement agent fees and offering expenses of approximately $0.6 million.
 
August 2013 financing
 
On August 9, 2013, the Company entered into an underwriting agreement (the “Underwriting Agreement”) with Roth, as representative of the underwriters named therein (the “First Underwriters”), pursuant to which the Company agreed to offer to the public through the First Underwriters an aggregate of  2,680,000 units (each a “Unit”, and collectively, the “Units”) at a public offering price of $4.25 per Unit in an underwritten public offering (the “August 2013 Financing”). Each Unit consisted of (i) one share of common stock and (ii) one Series A Warrant (the “Warrants”) to purchase one share of common stock. The Warrants are exercisable at an exercise price of $4.25 per share, subject to anti-dilutive adjustment, and expire on the fifth anniversary of the date of issuance. The Warrants will be exercisable on a “cashless” basis in certain circumstances. Pursuant to the Underwriting Agreement, the Company also granted the First Underwriters an option for a period of 45 days to purchase up to (i) 402,000 additional Units or (ii) 402,000 additional shares of common stock and/or additional Warrants to purchase up to 402,000 shares of common stock, on the same terms, to cover over-allotments, if any. 
 
The August 2013 Financing closed on August 14, 2013. The First Underwriters purchased the Units at an eight percent discount to the public offering price, for an aggregate discount of approximately $911,200 (or $0.34 per unit). The Company received net cash proceeds of $10,038,013 after deducting underwriting discounts and commissions and offering expenses of $440,787. On August 14, 2013, the First Underwriters exercised their over-allotment option by purchasing for $4,020 additional Warrants to purchase 402,000 shares of common stock.
 
The First Underwriters received warrants to purchase up to an aggregate of  107,200 shares of common stock, or four percent of the total number of shares included in the Units, which warrants have an exercise price of $4.25.