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Basis of Presentation and Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2020
Accounting Policies [Abstract]  
Fair Value Measurement Specific to Assets or Liability
   
 
Fair Value Measurements at Reporting Date Using
 
   
Balances as of
March 31,
2020
   
Quoted Prices in
Active Markets
for Identical
Assets/Liabilities
(Level 1)
   
Significant
Other
Observable
Inputs

(Level 2)
   
Significant
Unobservable
Inputs

(Level 3)
 
Cash and cash equivalents:
        
Money market funds
  $23,610,888   $23,610,888   $—     $—   
  
 
 
   
 
 
   
 
 
   
 
 
 
U.S. Treasuries
  $69,997,200   $—     $69,997,200   $—   
  
 
 
   
 
 
   
 
 
   
 
 
 
 
   
Balances as of
December 31,
2019
   
Quoted Prices in
Active Markets
for Identical
Assets/Liabilities
(Level 1)
   
Significant
Other
Observable
Inputs

(Level 2)
   
Significant
Unobservable
Inputs

(Level 3)
 
Cash and cash equivalents:
        
Money market funds
  $23,963,617   $23,963,617   $—     $—   
  
 
 
   
 
 
   
 
 
   
 
 
 
U.S. Treasuries
  $59,932,200   $—     $59,932,200   $—   
  
 
 
   
 
 
   
 
 
   
 
 
 
Short-term investments:
        
U.S. Treasuries
  $5,007,050   $—     $5,007,050   $—   
  
 
 
   
 
 
   
 
 
   
 
 
 
Basic and Dilutive Weighted Average Common Shares
The following table reconciles basic and diluted weighted average common shares:
 
   
For the Three Months Ended
March 31,
 
   
2020
   
2019
 
Basic weighted average common shares outstanding
   103,407,347    102,747,923 
Effect of dilutive securities:
    
Unvested restricted stock units subject to vesting requirements issued to employees and non-employees
 
 
 
352,500
 
 
 
 
Common stock issuable upon the exercise of stock options
   2,774,753    —   
  
 
 
   
 
 
 
Diluted weighted average common shares outstanding
   106,534,600    102,747,923