| 1 | AJPX | Searles Valley Minerals Operations | added 7/2007 | | NAKINA |
| 2 | AJPX | North American Chemical | added 10/2006; eliminated 7/2007 | | NAKINA |
| 3 | AJPX | IMC Chemicals | added 1/2002; 7/2005; eliminated 10/2006 | | NAKINA |
| 4 | AJPX | North American Chemical | added 4/1994; 7/2000; eliminated 1/2002 | | NAKINA |
| 5 | AJPX | North American Chemical | added 4/94; 7/2000 | | NRHS |
| 6 | AJPX | *NORTH AMERICAN CHEMICAL CO. (IMC CHEMICALS) | | | PWRC |
| 7 | AJPX | +SEARLES VALLEY MINERAL OPERATIONS, INC. | | | PWRC |
| 8 | AJPX | North American Chemical (IMC Chemicals) | | | RSRV |
| 9 | AJPX | NORTH AMERICAN CHEMICAL | | | SCAC4 |
