| Symbol | Name | Country | Exchange |
|---|---|---|---|
| KSN | Kingston Resources Ltd | AU | ASX |
| KTA | Krakatoa Resources Ltd | AU | ASX |
| KZR | Kalamazoo Resources Ltd | AU | ASX |
| LAM | Laramide Resources Ltd. | AU | ASX |
| LCL | Los Cerros Limited | AU | ASX |
| LCY | Legacy Iron Ore Limited | AU | ASX |
| LEG | Legend Mining Limited | AU | ASX |
| LEX | Lefroy Exploration Ltd | AU | ASX |
| LIN | Lindian Resources Ltd. | AU | ASX |
| LIO | Lion Energy Ltd. | AU | ASX |
| LIT | Lithium Australia NL | AU | ASX |
| LKE | Lake Resources N.L. | AU | ASX |
| LKO | Lakes Oil N.L. | AU | ASX |
| LLO | Lion One Cdi 1:1 | AU | ASX |
| LML | Lincoln Minerals Ltd | AU | ASX |
| LOM | Lucapa Diamond Co Ltd | AU | ASX |
| LOT | LOTUS RESOURCES LIMITED | AU | ASX |
| LPD | Platypus Minerals Ltd | AU | ASX |
| LPI | Lithium Power International Ltd | AU | ASX |
| LRS | Latin Resources Ltd | AU | ASX |