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COMMON STOCK AND WARRANTS - Note 10
3 Months Ended
Mar. 31, 2019
Common Stock And Warrants - Note 10  
COMMON STOCK AND WARRANTS - Note 10

10. COMMON STOCK AND WARRANTS

In January 2019, we raised $1.2 million before issuance costs of approximately $26,000 through a registered direct offering of 2.0 million shares of our common stock to a private investor.

In December 2018, we raised $4.2 million before issuance costs of approximately $524,000 through an underwritten public offering of 7.0 million shares of our common stock.

In June 2018, we raised $18.0 million before issuance costs of approximately $1.4 million through an underwritten public offering of 14.4 million shares of our common stock.