Quarterly report pursuant to Section 13 or 15(d)

Investments

v3.5.0.2
Investments
 6 Months Ended
Jun. 30, 2016
Investments, Debt and Equity Securities [Abstract]  
Investments
Investments
 
The amortized cost and estimated fair values of available-for-sale securities by balance sheet classification are as follows (dollar amounts in thousands):
 
As of June 30, 2016
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Fair
Value
U.S. government securities funds
$
1,793

 
$
4

 
$
—

 
$
1,797

Total short-term investment securities
$
1,793

 
$
4

 
$
—

 
$
1,797

 
As of December 31, 2015
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Fair
Value
U.S. government securities funds
$
1,794

 
$
—

 
$
(22
)
 
$
1,772

Total short-term investment securities
$
1,794

 
$
—

 
$
(22
)
 
$
1,772


 

There were no proceeds from the sales of available-for-sale securities during the six-month periods ended June 30, 2016 and 2015.
 
The Company’s trading securities portfolio totaled $1.3 million at June 30, 2016, and $1.0 million at December 31, 2015, and generated gains of $35,000 and $21,000 for the six months ended June 30, 2016 and 2015, respectively.
 
As of June 30, 2016 and December 31, 2015, the Company had an unrealized gain of $4,000 and an unrealized loss of $22,000, respectively, in its U.S. government securities funds. There were no securities that were in a loss position for more than 12 months.