The following instruments on XETRA do have their last trading day on 28.02.2013 Die folgenden Instrumente in XETRA haben ihren letzten Handelstag am 28.02.2013 ISIN Name CA15118Q1090 CELTIC EXPLORATION LTD CA4872751090 KEEGAN RES INC. CA65334H1029 NEXEN INC. DE000A0AM9S2 ADVANCED PHOTONICS US4723191023 JEFFERIES GROUP DL-,0001 XS0532988770 BTA BANK 10/18 REGS XS0532990677 BTA BANK 10/25 REGS