1 | TASX | Tasco, Inc. | added 4/1962; 7/1965; eliminated 10/1965 | | NAKINA |
2 | TASX | Transammonia, Inc. | added 4/1992; eliminated 7/1994 | | NAKINA |
3 | TASX | Transrail, Inc. | 1/1994; added 7/1994; 7/2000-7/2005 | | NAKINA |
4 | TASX | Tasco, Inc. | added 4/62; 7/65; eliminated 10/65 | | NRHS |
5 | TASX | Transammonia, Inc. | added 4/92; eliminated 7/94 | | NRHS |
6 | TASX | Transrail, Inc. | 1/94; added 7/94; 7/2000 | | NRHS |
7 | TASX | *TASCO, INC. | | | PWRC |
8 | TASX | +TRANSRAIL, INC. [TRANSAMMONIA, INC.] | | | PWRC |
9 | TASX | TransRail | | | RSRV |