| 31.12.2015 | 31.12.2014 | |
| Debt securities in issue | ||
| Financial instruments measured at amortised cost | 9 361 229 | 13 182 348 |
| bonds issued by PKO Finance AB | 7 332 263 | 12 032 368 |
| bonds issued by PKO Bank Polski SA | 1 645 917 | 747 825 |
| bonds issued by PKO Leasing SA | 363 130 | 402 155 |
| mortgage-backed securities issued by Bank Hipoteczny SA | 19 919 | - |
| Financial instruments measured at fair value through profit and loss - bank securities issued by PKO Bank Polski SA | 71 744 | 118 262 |
| Total | 9 432 973 | 13 300 610 |
| 31.12.2015 | 31.12.2014 | |
| Debt securities in issue by maturity: | ||
| up to 1 month | 46 411 | 557 314 |
| from 1 month to 3 months | 482 538 | 635 363 |
| from 3 months to 1 year | 2 649 916 | 5 313 454 |
| from 1 year to 5 years | 2 149 637 | 3 085 517 |
| over 5 years | 4 104 471 | 3 708 962 |
| Total | 9 432 973 | 13 300 610 |
In 2015 the Bank issued bank bonds with a nominal value of PLN 2 800 thousand classified respectively as measured at amortized cost, as well as bank bonds in EUR with a nominal value of PLN 852 300 thousand, classified as liability measured at amortized cost. In 2015, bank securities and bank bonds with a nominal value of PLN 2 800 594 thousand were redeemed.
Change in fair value in respect of credit risk on bank securities issued amounts to PLN 5 thousand as at 31 December 2015 (as at 31 December 2014 it amounted to PLN 649 thousand).
In 2015 PKO Leasing SA issued bonds at a nominal value of PLN 2 045 000 thousand and redeemed bonds at nominal value of PLN 2 270 000 thousand. As at 31 December 2015, the Company’s debt in respect of the bonds issued amounted to PLN 365 000 thousand (at nominal value) of which the debt due to the Bank amounted to PLN 240 thousand (at nominal value).
Bonds issued by PKO Finance AB:
| Issuance date | Nominal value | Currency | Maturity date | Carrying amount as at 31.12.2015 | Carrying amount as at 31.12.2014 |
| 21.10.2010* | 800 000 | EUR | 21.10.2015 | - | 3 427 536 |
| 07.07.2011 | 250 000 | CHF | 07.07.2016 | 1 003 047 | 901 443 |
| 25.07.2012 | 50 000 | EUR | 25.07.2022 | 214 573 | 213 768 |
| 21.09.2012 | 500 000 | CHF | 21.12.2015 | - | 1 772 805 |
| 26.09.2012 | 1 000 000 | USD | 26.09.2022 | 3 938 519 | 3 540 943 |
| 23.01.2014 | 500 000 | EUR | 23.01.2019 | 2 176 124 | 2 175 873 |
| Total | 7 332 263 | 12 032 368 |
* Elimination of bonds held in the Brokerage House of PKO Bank Polski SA portfolio was taken into consideration.