|Investment portfolio||-||215 488|
|Other short-term financial assets||4 852||6 523|
|Other long-term financial assets||112||-|
|Financial assets measured at fair value through profit or loss||4 964||222 011|
As at 31 December 2016 financial assets measured at fair value through profit or loss comprise the valuation of forward contracts for the purchase of CO2 emission rights in the amount of PLN 4 964 thousand (as at 31 December 2015 PLN 6 523 thousand).
As at 31 December 2015 portfolio of financial instruments managed by a specialized institution amounted to PLN 216 826 thousand and comprised of financial assets measured at fair value through profit or loss - treasury bills and bonds amounting to PLN 215 488 thousand.