| 1 | MBLX | Exxon Mobil Corp. | added 7/2000; 7/2000-7/2005 | | NAKINA |
| 2 | MBLX | Mobil Oil Corp. | added 1/1995; eliminated 7/2000 | | NAKINA |
| 3 | MBLX | McColl Brothers Ltd. (McColl-Frontenac Oil Co., Ltd.) | 7/1930-7/1932 | | NAKINA |
| 4 | MBLX | Mobil Oil Corp. | added 1/95; eliminated 7/2000 | | NRHS |
| 5 | MBLX | Exxon Mobil Corp. | added 7/2000; 7/2000 | | NRHS |
| 6 | MBLX | *MCCOLL-FRONTENAC OIL CO., LTD. [MCCOLL BROTHERS LTD.] | | | PWRC |
| 7 | MBLX | *MUNICIPAL BELT LINE | | | PWRC |
| 8 | MBLX | +EXXON MOBIL CORP. [MOBIL OIL CORPORATION] | | | PWRC |
| 9 | MBLX | McColl Brothers Ltd. (Exxon-Mobil Corporation) | | | RSRV |
| 10 | MBLX | EXXON MOBIL CORPORATION | | | SCAC4 |
