| Nom | Code | Valeur | Code ISIN |
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| OMNOVA SOLUTIONS, INC. | OMN | Action | US6821291019 |
| ONB CAP TR II 8.0 | ONB-B | Action | US67087Y2090 |
| ONEBEACON INS GRP | OB | Action | |
| ONE LIBERTY PROPERTIES. (UNITED STATES) | OLP | Action | US6824061039 |
| ONEOK INC. (NEW) | OKE | Action | US6826801036 |
| ONEOK PARTNERS LP | OKS | Action | US6647851020 |
| OPEN JOINT STOCK CO.-VIMPEL COMMUNICATIO | VIP | Action | US68370R1095 |
| OPPENHEIMER HOLDINGS INC | OPY | Action | CA6837971044 |
| OPTA S&P PRV EQ ETN | PPE | Action | |
| ORBITAL SCIENCES CORP. | ORB | Action | US6855641063 |
| ORBITZ WORLDWIDE INC | OWW | Action | |
| ORIENTAL FINANCIAL GROUP. | OFG | Action | US68618W1009 |
| ORIENTAL FINANCIAL GROUP. PRFD A | OFG-A | Action | US68618W2098 |
| ORIENTAL FINANCIAL GROUP. PRFD B | OFG-B | Action | US68618W3088 |
| ORIENT EXPRESS HOTELS LTD. | OEH | Action | BMG677431071 |
| ORIX CORP. (JAPAN) | IX | Action | US6863301015 |
| ORMAT TECHNOLOGIES INC | ORA | Action | US6866881021 |
| OSG AMERICA L.P. | OSP | Action | |
| OSHKOSH CORP | OSK | Action | US6882392011 |
| OVERSEAS SHIPHOLDING GROUP. | OSG | Action | US6903681053 |
| OWENS CORNING (NEW) | OC | Action | |
| OWENS CORNING (NEW) WRNT B | OC+B | Warrant | |
| OWENS-ILLINOIS, INC. | OI | Action | US6907684038 |
| OWENS & MINOR, INC. | OMI | Action | US6907321029 |
| OXFORD INDUSTRIES. | OXM | Action | US6914973093 |