Stockholders' Equity

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Stockholders' Equity

Note 10 — Stockholders’ Equity

Equity Incentive Plan

At December 31, 2017, we had outstanding 171,250 Performance Units with an award date fair value per unit of $7.00. The performance criteria for these Performance Units were met in 2017 and these units vested in March 2018.

At September 30, 2018, 2.3 million authorized shares were available for grant under the 2004 Equity Plan.

Warrants

During the three months ended September 30, 2018, we issued 42,253 warrants with a weighted average exercise price of $7.10 per share pursuant to the Loan Agreement in connection with the $10.0 million we drew on the Loan Agreement. At September 30, 2018, we had outstanding warrants with a weighted average exercise price of $6.85 per share to purchase 142,359 shares of our common stock, issued pursuant to the Loan Agreement,.