XML 27 R17.htm IDEA: XBRL DOCUMENT v3.19.1
Common Stock, Stock Options and Warrants (Tables)
6 Months Ended
Mar. 31, 2019
Stockholders' Equity Note [Abstract]  
Schedule of stock option activity
  

Option

Shares

  

 

Weighted-

Average

Exercise

Price

  

Weighted-

Average

Remaining

Contractual

Term

  

 

 

Aggregate

Intrinsic

Value

 
Outstanding at October 1, 2018   1,601,039   $4.35    8.56 years   $173,291 
Granted   45,000    0.94           
Exercised                  
Forfeited or expired                  
Outstanding at March 31, 2019   1,646,039   $4.25    8.11 years   $114,886 
Exercisable at March 31, 2019   772,331   $7.01    6.68 years   $93,820 
Schedule of warrants outstanding
   Exercise
price
   Number   Expiration Dates
Investor and Placement Agent Warrants  $9.00    384,006   September 12, 2019
Investor Warrants   9.00    202,469   March 19, 2020 – September 14, 2020
Investor Warrants   9.00    307,778   November 5, 2020 – April 25, 2021
LMB Warrants   6.15    90,151   June 12, 2019 – March 2, 2021
LMB Warrants   9.90    8,155   September 30, 2019 – January 8, 2020
LMB Warrants   20.70    17,721   November 3, 2019 – March 6, 2020
LMB Warrants   7.50    73,883   August 18, 2020 – March 14, 2021
LMB Warrants   7.50    53,110   March 24, 2022 – April 29, 2022
Financial Advisor Warrants   3.00    25,833   August 15, 2021
2016 Offering Warrants   4.13    140,819   November 23, 2021 – February 27, 2022
Convertible Note Warrants   9.75    40,436   September 12, 2019
2017 Public Offering Warrants   4.13    1,622,989   August 2, 2022
2017 Public Offering Underwriter Warrants   4.54    65,940   February 2, 2023
December 2017 Registered Direct/Private Placement Offering Investor Warrants   4.63    640,180   June 19, 2023
December 2017 Registered Direct/Private Placement Offering Placement Agent Warrants   5.87    89,625   December 19, 2022
March 2018 Registered Direct/Private Placement Offering Investor Warrants   2.86    669,504   October 2, 2023
March 2018 Registered Direct/Private Placement Offering Placement Agent Warrants   3.73    46,866   March 28, 2023
August 2018 Offering Investor Warrants   1.15    7,843,138   August 14, 2023
August 2018 Offering Agent Warrants   1.59    549,020   August 8, 2023
         12,871,623    
Summary of common stock reserved for future issuances
Stock plan options outstanding   1,646,039 
Stock plan shares available for future grants   1,215,799 
Warrants outstanding   12,871,623 
Unit purchase options outstanding   201,334 
Total   15,935,795