| MKAYUS33XXX | MACKAY SHIELDS LLC | |
| MCUSUS33XXX | MACQUARIE CAPITAL (USA) INC | |
| DINVUS33XXX | MACQUARIE INVESTMENT MANAGEMENT BUSINESS TRUST | |
| MANDUS51XXX | MADISON INVESTMENT ADVISORS, INC. | |
| MAODUS51XXX | MADISON SCOTTSDALE | |
| MAQCUS31XXX | MADISON SQUARE CAPITAL | |
| MAETUS31XXX | MAGNA SECURITIES | |
| MAEFUS31XXX | MAGNATE PREMIER FINANCIAL LIMITED | |
| MAPVUS31XXX | MAGNATE PREMIER PRIVATE BANK LIMITED | |
| MGCLUS41XXX | MAGNETAR CAPITAL LLC | |
| MAVNUS41XXX | MAGNETAR INVESTMENT MANAGEMENT | |
| MAPWUS41XXX | MAIRS AND POWER, INC. | |
| MBBEUS33XXX | MALAYAN BANKING BERHAD | |
| MAFLUS41XXX | MAN FXCLEAR, LLC | |
| MNLLUS31XXX | MANAGERLINK.COM LLC | |
| MAANUS31XXX | MANLEY ASSET MANAGEMENT, L.P. | |
| MNADUS33XXX | MANNING AND NAPIER ADVISORS, INC | |
| MITKUS6LXXX | MANUFACTURERS BANK | |
| MHANUS41XXX | MANUFACTURERS HANOVER FUTURES, INC. | |
| MAPAUS31XXX | MAPLE SECURITIES USA INC. | |
| MAMPUS31XXX | MARATHON ASSET MANAGEMENT, LLP | |
| MARXUS33XXX | MAREX NORTH AMERICA LLC | |
| MAVPUS51XXX | MARIETTA INVESTMENT PARTNERS | |
| MAVSUS41XXX | MARINER VALUE STRATEGIES | |
| MAWDUS41XXX | MARINER WEALTH ADVISORS | |
| MCMBUS31XXX | MARIVA CAPITAL MARKETS, LLC | |
| MINOUS44XXX | MARKEL INSURANCE COMPANY | |
| MRAMUS31XXX | MARKETFIELD ASSET MANAGERS | |
| MSRVUS31XXX | MARKITSERV, LLC | |
| MPSLUS31XXX | MARKS PANETH AND SHRON LLP |