6. Common Stock

As of March 31, 2019, the Company has authorized 100,000,000 shares of common stock, $.001 par value per share. The Company had 31,620,646 and 29,938,363 shares issued and outstanding as of March 31, 2019 and December 31, 2018, respectively.

The holders of common stock are entitled to one vote for each share of common stock held.

On January 18, 2018, the Company effected the Reverse Stock Split. See Note 1.

On May 3, 2018, the Company closed a public offering for gross proceeds and net proceeds of approximately $8,428,000 and $7,684,000, respectively. The Company sold 4,210,527 shares of common stock to the underwriter at approximately $1.767 per share which the underwriter sold to the public at $1.90 per share and issued the underwriter a warrant to purchase 84,211 shares of common stock at $2.09 per share over a four year period beginning October 27, 2018. On May 14, 2018 the underwriter exercised the option to purchase an additional 225,000 shares of common stock solely to cover overallotments. As of March 31, 2019, the underwriter has no further option to purchase additional shares.

On March 13, 2019, the Company closed a private placement of 1,602,283 shares of its common stock and received gross proceeds of $4,182,000, before deducting offering expenses and commissions, resulting in net proceeds of approximately $3,584,000.

On March 20, 2019, the Company by written notice suspended at-the-market sales of its common stock pursuant to the Distribution Agreement, dated July 19, 2018 by and among the Company, Ladenburg, Barrington, and AGP. The Company also terminated the engagement of Barrington as a sales agent under the Distribution Agreement effective March 21, 2019. The Distribution Agreement remains in place with respect to AGP, subject to the suspension of sales discussed above until further notice is provided by the Company to AGP. In January 2019, we sold 80,000 shares of common stock under the Distribution Agreement and received net proceeds of approximately $344,000.