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Note 7 - Investments in Equity Securities
9 Months Ended
Sep. 30, 2020
Notes to Financial Statements  
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
7.
  INVESTMENTS
IN EQUITY SECURITIES
 
Investments in equity securities as of
September 30, 2020
are summarized in the table below:
 
   
Three Months Ended
September 30,
   
Nine Months Ended
September 30,
 
                                 
   
2020
   
2019
   
2020
   
2019
 
                                 
Cost basis
  $
949,293
    $
-
    $
949,293
    $
-
 
Unrealized gain (loss) on equity securities
   
(28,093
)
   
-
     
(28,093
)
   
-
 
Fair value of equity securities
  $
921,200
    $
-
    $
921,200
    $
-
 
 
During the
three
months ended
September 30, 2020,
the Company invested a total of
$949,293
to purchase
280,000
common shares of Ampco-Pittsburgh Corporation.