Quarterly report pursuant to Section 13 or 15(d)

4. Stock Option Plan (Tables)

v3.19.3
4. Stock Option Plan (Tables)
9 Months Ended
Sep. 30, 2019
Share-based Payment Arrangement [Abstract]  
Stock option activity
        Options Outstanding
    Options Available   Number of Options   Weighted-Average Exercise Price
Balances at January 1, 2018   941,408   658,592    $ 0.94
Granted(1)   (487,304)    487,304   6.00
Forfeited(2)     40,000     (40,000)     6.00
Exercised     —     —     —
Balances at December 31, 2018       494,104   1,105,896             2.99
Granted       —  
Forfeited     —     —     —
Exercised     —     —     —
Balances at September 30, 2019   494,104     1,105,896             2.99
Summary of options outstanding
Exercise Prices   Number of Shares subject to Options Outstanding   Weighted Average Remaining Contractual Term   Number of Shares Subject to Options Fully Vested and Exercisable   Weighted Average Remaining Contractual Term
$0.001     555,520    7.0 years     457,940    6.9 years
6.00     550,376    8.8 years   232,341   8.7 years
      1,105,896         690,281