| Contractual maturities of held-to-maturity securities |
Listed below are the contractual maturities (under 1 year, 1-5 years, 6-10 years, and over 10 years) of held-to-maturity securities at September 30, 2012 and December 31, 2011.
| |
|
|
|
September 30, 2012 |
|
|
December 31, 2011 |
| |
|
|
|
Amortized |
|
|
Fair |
|
|
Amortized |
|
|
Fair |
| (dollar amounts in thousands) |
|
Cost |
|
|
Value |
|
|
Cost |
|
|
Value |
| |
Federal agencies: mortgage-backed securities: |
|
|
|
|
|
|
|
|
|
|
|
| |
|
Under 1 year |
$ |
--- |
|
$ |
--- |
|
$ |
--- |
|
$ |
--- |
| |
|
1-5 years |
|
--- |
|
|
--- |
|
|
--- |
|
|
--- |
| |
|
6-10 years |
|
--- |
|
|
--- |
|
|
--- |
|
|
--- |
| |
|
Over 10 years |
|
1,506,139 |
|
|
1,548,303 |
|
|
640,551 |
|
|
660,186 |
| |
Total Federal agencies: mortgage-backed securities |
1,506,139 |
|
|
1,548,303 |
|
|
640,551 |
|
|
660,186 |
| |
Other agencies: |
|
|
|
|
|
|
|
|
|
|
|
| |
|
Over 10 years |
|
76,011 |
|
|
76,667 |
|
|
--- |
|
|
--- |
| |
Total other agencies |
|
76,011 |
|
|
76,667 |
|
|
--- |
|
|
--- |
| Total U.S. Government backed agencies |
|
1,582,150 |
|
|
1,624,970 |
|
|
640,551 |
|
|
660,186 |
| Total held-to-maturity securities |
$ |
1,582,150 |
|
$ |
1,624,970 |
|
$ |
640,551 |
|
$ |
660,186 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Amortized cost, gross unrealized gains and losses, and fair value by investment category |
The following table provides amortized cost, gross unrealized gains and losses, and fair value by investment category at September 30, 2012 and December 31, 2011:
| |
|
|
|
|
|
Unrealized |
|
|
|
| |
|
|
Amortized |
|
|
Gross |
|
|
Gross |
|
|
Fair |
| (dollar amounts in thousands) |
|
Cost |
|
|
Gains |
|
|
Losses |
|
|
Value |
| September 30, 2012 |
|
|
|
|
|
|
|
|
|
|
|
| Federal Agencies: |
|
|
|
|
|
|
|
|
|
|
|
| |
Mortgage-backed securities |
$ |
1,506,139 |
|
$ |
42,164 |
|
$ |
--- |
|
$ |
1,548,303 |
| |
Other agencies |
|
76,011 |
|
|
656 |
|
|
--- |
|
|
76,667 |
| Total U.S. Government |
|
|
|
|
|
|
|
|
|
|
|
| |
backed securities |
|
1,582,150 |
|
|
42,820 |
|
|
--- |
|
|
1,624,970 |
| Total held-to-maturity securities |
$ |
1,582,150 |
|
$ |
42,820 |
|
$ |
--- |
|
$ |
1,624,970 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
Unrealized |
|
|
|
| |
|
|
Amortized |
|
|
Gross |
|
|
Gross |
|
|
Fair |
| (dollar amounts in thousands) |
|
Cost |
|
|
Gains |
|
|
Losses |
|
|
Value |
| December 31, 2011 |
|
|
|
|
|
|
|
|
|
|
|
| Federal Agencies: |
|
|
|
|
|
|
|
|
|
|
|
| |
Mortgage-backed securities |
$ |
640,551 |
|
$ |
19,652 |
|
$ |
(17) |
|
$ |
660,186 |
| |
Other agencies |
|
--- |
|
|
--- |
|
|
--- |
|
|
--- |
| Total U.S. Government |
|
|
|
|
|
|
|
|
|
|
|
| |
backed securities |
|
640,551 |
|
|
19,652 |
|
|
(17) |
|
|
660,186 |
| Total held-to-maturity securities |
$ |
640,551 |
|
$ |
19,652 |
|
$ |
(17) |
|
$ |
660,186 |
|