SEC Filings

10-K
NRG ENERGY, INC. filed this Form 10-K on 02/29/2016
Entire Document
 
                

The following table summarizes the aggregate fair values and unrealized gains and losses (including other-than-temporary impairments) for the securities held in the trust funds, as well as information about the contractual maturities of those securities.
 
As of December 31, 2015
 
As of December 31, 2014
(In millions, except otherwise noted)
Fair
Value
 
Unrealized
Gains
 
Unrealized
Losses
 
Weighted-
average
maturities
(in years)
 
Fair
Value
 
Unrealized
Gains
 
Unrealized
Losses
 
Weighted-
average
maturities
(in years)
Cash and cash equivalents
$
6

 
$

 
$

 

 
$
14

 
$

 
$

 

U.S. government and federal agency obligations
55

 
1

 

 
11

 
47

 
2

 

 
11

Federal agency mortgage-backed securities
59

 
1

 

 
25

 
74

 
2

 

 
25

Commercial mortgage-backed securities
25

 

 
2

 
28

 
25

 

 
1

 
30

Corporate debt securities
81

 
1

 
1

 
10

 
78

 
2

 
1

 
11

Equity securities
334

 
199

 

 

 
344

 
211

 

 

Foreign government fixed income securities
1

 

 

 
9

 
3

 
1

 

 
16

Total
$
561

 
$
202

 
$
3

 
 

 
$
585

 
$
218

 
$
2

 
 


The following table summarizes proceeds from sales of available-for-sale securities and the related realized gains and losses from these sales. The cost of securities sold is determined using the specific identification method.
 
Year Ended December 31,
 
2015
 
2014
 
2013
 
(In millions)
Realized gains
$
21

 
$
29

 
$
25

Realized losses
14

 
8

 
8

Proceeds from sale of securities
631

 
600

 
488

Note 7 — Inventory
Inventory consisted of:
 
As of December 31,
 
2015
 
2014
 
(In millions)
Fuel oil
$
312

 
$
375

Coal/Lignite
471

 
414

Natural gas
12

 
16

Spare parts
437

 
424

Other
20

 
18

Total Inventory
$
1,252


$
1,247

During the year ended December 31, 2015, the Company recorded a lower of weighted average cost or market adjustment related to fuel oil of $19 million.
Note 8 — Notes Receivable
Notes receivable consist of fixed and variable rate notes related primarily to amounts owed to the Company from transmission owners for certain projects for the financing of network upgrades. NRG's notes receivable were as follows:
 
As of December 31,
 
2015
 
2014
 
(In millions)
Notes receivable
$
73

 
$
91

Less current maturities(a)
20

 
19

Total notes receivable — noncurrent
$
53

 
$
72

(a)
The current portion of notes receivable is recorded in prepayments and other current assets on the consolidated balance sheets.

160