| PROGRAM TRADING FIRMS |
| AG EDWARDS |
| ABN SECURITIES |
| BEAR STEARNS |
| BNP PARIBAS |
| BANC OF AMERICA |
| CALYON SECURITIES |
| CITIGROUP GLOBAL MARKETS |
| CREDIT SUISSE |
| CIBC WORLD MARKETS |
| DEUTSCHE BANK |
| GOLDMAN SACHS |
| JP MORGAN SECURITIES |
| INTERACTIVE BROKERS |
| GUZMAN & COMPANY |
| NOMURA SECURITIES |
| MORGAN STANLEY |
| LEHMAN BROTHERS |
| MERRILL LYNCH |
| PRUDENTIAL |
| O'CONNER & COMPANY |
| BNY ESI & COMPANY |
| RBC CAPITAL MARKETS |
| SCHONFELD SECURITIES |
| SUSQUEHANNA CAPITAL |
| SG AMERICAS SECURITIES |
| TLW SECURITIES |
| UBS SECURITIES |
| WG TRADING |
| WEEDEN & COMPANY |
| WACHOVIA SECURITIES |