STOCK OPTIONS AND WARRANTS
|6 Months Ended|
Jun. 30, 2017
|Notes to Financial Statements|
|Note 13 - STOCK OPTIONS AND WARRANTS||
The following table summarizes the stock option activity for the six months ended June 30, 2017:
The aggregate intrinsic value in the preceding tables represents the total pretax intrinsic value, based on options with an exercise price less than the Company's stock price of $0.108 as of June 30, 2017, which would have been received by the option holders had those option holders exercised their options as of that date.
The following table presents information related to stock options at June 30, 2017:
The stock-based compensation expense related to option grants was $78,536 and $157,071 during the three and six months ended June 30, 2017, respectively; and $26,178 for the three and six months ended June 30, 2016.
As of June 30, 2017, stock-based compensation related to options of $287,963 remains unamortized and is expected to be amortized over the weighted average remaining period of 1 year.
The following table summarizes the changes in warrants outstanding and the related prices for the shares of the Company's common stock:
The following table summarizes the warrant activity for the six months ended June 30, 2017: