| Abbreviation | Definition |
|---|---|
| KNM | Konami Corporation |
| KSI | Kleenair Sys |
| KSK | Ksk Power |
| KT | Kick Token |
| KTCD | Kt Corp Adr |
| KTCD | KT Corporation American Depositary Receipts (de-listed) |
| KTCD | KT Corporation American Depositary Receipts (de-listed) |
| KUBC | Kubera Cross |
| KWI | Kingswalk |
| KWL | Kewill |
| KYGA | Kerry Grp.'a' |
| KYS | Kryso Res |
| KZG | Kazakhgold Gdr |
| LAD | Ladbrokes |
| LAM | Lamprell |
| LAND | Land Secs. |
| LAS | Lon.& Ass.props |
| LBMA | London Bullion Market Association |
| LC | Listed Company |
| LCA | Low Carbon Acc. |