Note 8 - Warrants and Options | a) Warrants The following table summarizes the changes in warrants outstanding of the Company during the nine-month period ended September 30, 2018: Number of Warrants Weighted Average Exercise Price ($) Outstanding at December 31, 2017 1,731,680 2.36 Granted 5,000,000 3.00 Exercised (29,375 ) 2.00 Expired (24,375 ) 2.98 Outstanding at September 30, 2018 6,677,930 2.84 Exercisable at September 30, 2018 1,552,930 2.35 On August 10, 2018, in conjunction with the PIPE transaction (see Note 7), the Company issued to Cotterford Company Limited a warrant to purchase up to 5.0 million shares of common stock at an exercise price of $3.00 per share payable in cash (subject to adjustment pursuant to the terms of the warrant). The warrant has an expiration date of August 10, 2019 and is exercisable for a period of 6 months commencing on February 10, 2019. Below is a table summarizing the warrants issued and outstanding as of September 30, 2018, which have a weighted average exercise price of $2.84 per share and an aggregate weighted average remaining contractual life of 0.82 years. Weighted Average Remaining Contractual Proceeds to Number Number Exercise Life Company if Outstanding Exercisable Price ($) (Years) Exercised ($) 948,475 948,475 2.20 0.41 2,086,645 520,455 520,455 2.40 0.19 1,249,092 150,000 25,000 2.47 3.93 370,500 5,000,000 - 3.00 0.86 15,000,000 19,000 19,000 3.75 0.13 71,250 40,000 40,000 4.53 2.13 181,200 6,677,930 1,552,930 18,958,687 Warrant expense of $6,453 and $38,806 was recorded in the nine-months ended September 30, 2018 and September 30, 2017, respectively. Total remaining unrecognized compensation cost related to non-vested warrants is approximately $19,137 and is expected to be recognized over a period of 2.3 years. As of September 30, 2018, the total intrinsic value of warrants was $486,792. b) Options The following table summarizes the changes in options outstanding of the Company during the nine-month period ended September 30, 2018: Weighted Average Number of Options Exercise Price ($) Outstanding at December 31, 2017 2,939,134 4.09 Granted 805,000 4.00 Exercised - - Expired/Cancelled (130,167 ) 5.00 Outstanding at September 30, 2018 3,613,967 4.03 Exercisable at September 30, 2018 2,813,967 4.04 Effective January 23, 2018, the Company granted stock options to purchase a total of 780,000 shares of common stock to various Company personnel (including directors, executives, members of management and employees) for services to the Company. These options vest on January 23, 2019 and expire 5 years after the vesting date, with an exercise price of $4.00 per share. The Company has calculated the estimated fair market value of these options at $1,930,265, using the Black-Scholes model and the following assumptions: term 6 years, stock price $3.75, exercise price $4.00, 75.4% volatility, 2.55% risk free rate, and no forfeiture rate. Effective September 28, 2018, the Company granted stock options to purchase 25,000 shares of common stock to the Company controller for services to the Company. These options vest on September 28, 2019 and expire 5 years after the vesting date, with an exercise price of $4.00 per share. The Company has calculated the estimated fair market value of these options at $39,733, using the Black-Scholes model and the following assumptions: term 6 years, stock price $2.59, exercise price $4.00, 77.59% volatility, 3.01% risk free rate, and no forfeiture rate. Below is a table summarizing the options issued and outstanding as of September 30, 2018, all of which were issued pursuant to the 2011 Plan (for option issuances prior to 2016) or the 2015 Plan (for option issuances commencing in 2016) and which have a weighted average exercise price of $4.03 per share and an aggregate weighted average remaining contractual life of 3.36 years. As of September 30, 2018, an aggregate of 789,000 shares of common stock remained available for future issuance under the 2015 Stock Incentive Plan. Weighted Average Remaining Proceeds to Number Number Exercise Contractual Company if Outstanding Exercisable Price ($) Life (Years) Exercised ($) 17,766 17,766 2.35 1.45 41,750 322,500 322,500 2.50 0.39 806,250 322,500 322,500 3.00 1.39 967,500 17,767 17,767 3.35 2.45 59,519 20,000 20,000 3.80 1.13 76,000 1,915,333 1,115,333 4.00 4.60 7,661,332 17,767 17,767 4.35 3.45 77,286 50,000 50,000 4.80 4.26 240,000 930,334 930,334 5.00 3.01 4,651,670 3,613,967 2,813,967 14,581,307 Stock option expense of $1,875,507 and $1,827,604 was recorded in the nine-months ended September 30, 2018 and September 30, 2017, respectively. Total remaining unrecognized compensation cost related to non-vested stock options is approximately $647,899 and is expected to be recognized over a period of 0.99 years. As of September 30, 2018, the total intrinsic value of stock options was $33,289. |