Quarterly report pursuant to Section 13 or 15(d)

SHORT-TERM INVESTMENTS

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SHORT-TERM INVESTMENTS
3 Months Ended
Mar. 31, 2019
Investments, Debt and Equity Securities [Abstract]  
SHORT-TERM INVESTMENTS
NOTE 3 – SHORT-TERM INVESTMENTS
 
The following table summarizes the available-for-sale investments held:
 
Description
 
March 31,

2019
 
 
December 31,

2018
 
U.S. government and agency securities and treasuries
 
$
42,387,000
 
 
$
66,218,000
 
 
The amortized cost of the available-for-sale investments is adjusted for amortization of premiums and accretion of discounts to maturity. There were no material realized gains or losses recognized on the sale or maturity of available-for-sale investments during the three months ended March 31, 2019.