Quarterly report pursuant to Section 13 or 15(d)

Investments

v3.4.0.3
Investments
 3 Months Ended
Mar. 31, 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 March 31, 2016
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Fair
Value
U.S. government securities funds
$
1,794

 
$
—

 
$
(3
)
 
$
1,791

Total short-term investment securities
$
1,794

 
$
—

 
$
(3
)
 
$
1,791

 
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 three-month periods ended March 31, 2016 and 2015.
 
The Company’s trading securities portfolio totaled $1.2 million at March 31, 2016, and $1.0 million at December 31, 2015, and generated gains of $7,000 and $23,000 for the three months ended March 31, 2016 and 2015, respectively.
 
As of March 31, 2016 and December 31, 2015, the Company had unrealized losses of $3,000 and $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.