STOCKHOLDERS' EQUITY (Tables)
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6 Months Ended |
Dec. 31, 2014
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Stockholders' Equity Note [Abstract] |
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Warrant Activity and Related Balances Outstanding |
Warrant activity during the six months ended December 31, 2014, and related balances outstanding as of such dates are reflected below: | | | | | Weighted | | | | | | | | | Average | | Remaining | | | | | | | Exercise | | Contract | | | | | | | Price Per | | Term (# | | | | Number | | Share | | years) | | Shares purchasable under outstanding warrants at June 30, 2014 | | | 22,798,347 | | $ | 0.21 | | | | | Stock purchase warrants issued | | | 5,023,000 | | | 0.22 | | | | | Stock purchase warrants exercised | | | | | | | | | | | Shares purchasable under outstanding warrants at December 31, 2014 | | | 27,821,347 | | $ | 0.21 | | | 2.45 4.20 | |
Warrant activity during the six months ended December 31, 2013, and related balances outstanding as of such dates are reflected below: | | | | | Weighted | | | | | | | | | Average | | Remaining | | | | | | | Exercise | | Contract | | | | | | | Price Per | | Term (# | | | | Number | | Share | | years) | | Shares purchasable under outstanding warrants at June 30, 2013 | | | 2,907,347 | | $ | 0.41 | | | | | Stock purchase warrants issued | | | | | | | | | | | Stock purchase warrants exercised | | | | | | | | | | | Shares purchasable under outstanding warrants at December 31, 2013 | | | 2,907,347 | | $ | 0.41 | | | 3.46 - 3.84 |
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Stock Options Activity |
Activity in stock options during the six months ended December 31, 2014, and related balances outstanding as of that date are reflected below:
| | | | | | | Weighted | | | | | | | Weighted | | Average | | | | | | Average | | Remaining | | | | Number of | | Exercise Price | | Contract | | | | Shares | | Per Share | | Term (# years) | | Outstanding at June 30, 2014 | | | 6,335,695 | | $ | 0.19 | | | 5.85 | | Granted | | | 400,000 | | | | | | | | Exercised | | | | | | | | | | | Forfeited and cancelled | | | (634,338) | | | | | | | | Outstanding at December 31, 2014 | | | 6,101,357 | | $ | 0.16 | | | 7.98 | | Exercisable at December 31, 2014 | | | 4,042,550 | | $ | 0.14 | | | 7.53 | |
Activity in stock options during the six months ended December 31, 2013, and related balances outstanding as of that date are reflected below:
| | | | | | | Weighted | | | | | | | Weighted | | Average | | | | | | Average | | Remaining | | | | Number of | | Exercise Price | | Contract | | | | Shares | | Per Share | | Term (# years) | | Outstanding at June 30, 2013 | | | 2,527,389 | | $ | 0.15 | | | 5.85 | | Granted | | | 3,010,973 | | | | | | | | Exercised | | | | | | | | | | | Forfeited and cancelled | | | (460,001) | | | | | | | | Outstanding at December 31, 2013 | | | 5,078,361 | | $ | 0.14 | | | 8.69 | | Exercisable at December 31, 2013 | | | 3,357,982 | | $ | 0.20 | | | 8.31 | |
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Employee Option Grants and Non-employee Option Grants |
We allocated stock-based compensation expense included in the condensed consolidated statements of operations for employee option grants and non-employee option grants as follows:
| | For the Three Months Ended | | For the Six Months Ended | | | | December 31, | | December 31, | | December 31, | | December 31, | | | | 2014 | | 2013 | | 2014 | | 2013 | | Research and development | | $ | 3,000 | | $ | 4,000 | | $ | 6,000 | | $ | 3,000 | | General and administration | | | 59,000 | | | 33,000 | | | 107,000 | | | 57,000 | | Total stock-based compensation expense | | $ | 62,000 | | $ | 37,000 | | $ | 113,000 | | $ | 60,000 | |
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Stock Options Valuation Assumptions |
The fair value of stock options was measured at the grant date using the assumptions (annualized percentages) in the table below: Six months ended December 31, | | 2014 | | 2013 | | Expected volatility | | | 100 | % | | 218 | % | Risk free interest rate | | | .96 | % | | 1.4% to 1.7% | | Forfeiture rate | | | 0 | % | | 13 | % | Dividend yield | | | 0 | % | | 0 | % | Expected term | | | 3 years | | | 3-5 years | |
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