| LPLA | LPL Financial Holdings Inc. | NASD |
| LQWD.V | LQwDFinTech Corp. | TSXV |
| GNSS | LRAD Corp. | NASD |
| LSOFX | LS Opportunity Fund | USMF |
| LXU | LSB Industries | NYSE |
| $LSAD | LSE - Advance-Decline Issues | LSE |
| $LOAD | LSE - Advance-Decline Issues (EOD) | LSE |
| $LSUD | LSE - Advance-Decline Volume | LSE |
| $LSADV | LSE - Issues Advancing | LSE |
| $LOADV | LSE - Issues Advancing (EOD) | LSE |
| $LSDEC | LSE - Issues Declining | LSE |
| $LODEC | LSE - Issues Declining (EOD) | LSE |
| $LSADU | LSE - Issues Unchanged | LSE |
| $LOADU | LSE - Issues Unchanged (EOD) | LSE |
| $LSHGH | LSE - New Highs | LSE |
| $LSHL | LSE - New Highs-New Lows | LSE |
| $LSLOW | LSE - New Lows | LSE |
| $LSTOT | LSE - Total Active Symbols | LSE |
| $LOTOT | LSE - Total Active Symbols (EOD) | LSE |
| $LSTV | LSE - Total Volume | LSE |
| $LSUPV | LSE - Volume Advancing | LSE |
| $LSDNV | LSE - Volume Declining | LSE |
| $LSUDU | LSE - Volume Unchanged | LSE |
| LYTS | LSI Industries, Inc. | NASD |
| LSL.L | LSL Property Services | LSE |
| LSVEX | LSV Value Equity Fund | USMF |
| DAAWAT.IN | LT Foods Ltd. | NSE |
| LTC | LTC Properties, Inc. | NYSE |
| LTIM.IN | LTIMindtree Ltd. | NSE |
| LUCA.V | Luca Mining Corp. | TSXV |
| LUC.TO | Lucara Diamond Corp. | TSE |
| LUCRF | Lucara Diamond Corp. | PINK |
| LUCE.L | Luceco Plc | LSE |
| LOU.V | Lucero Energy Corp. | TSXV |
| LUCD | Lucid Diagnostics Inc. | NASD |
| LCID | Lucid Group, Inc. | NASD |
| LHDXQ | Lucira Health Inc. | PINK |
| LKNCY | Luckin Coffee Inc. | PINK |
| LKY.V | Lucky Minerals Inc. | TSXV |
| LSDI | Lucy Scientific Discovery Inc. | NASD |
| LU | Lufax Holding Ltd. | NYSE |
| LULU | Lululemon Athletica Inc. | NASD |
| LVLU | Lulus Fashion Lounge Holdings Inc. | NASD |
| LUMAXTECH.IN | Lumax Auto Technologies Ltd. | NSE |
| LUMAXIND.IN | Lumax Industries Ltd. | NSE |
| $LUMBER | Lumber - Continuous Contract (EOD) | CME |
| ^LBK23 | Lumber - May 2023 (EOD) | CME |
| LUMN | Lumen Technologies Inc | NYSE |
| LFT | Lument Finance Trust, Inc. | NYSE |
| LITE | Lumentum Holdings Inc. | NASD |
| LMGDF | Lumina Gold Corp. | PINK |
| LUM.V | Lumina Gold Corp. | TSXV |
| LAZR | Luminar Technologies, Inc. | NASD |
| LMN.V | Lumine Group Inc. | TSXV |
| LR.V | Luminex Resources Corp. | TSXV |
| LUMIF | Luminex Resources Corp. | PINK |
| LMDX | LumiraDx Ltd. | NASD |
| LUMO | Lumos Pharma, Inc. | NASD |
| LUNA | Luna Innovations Inc. | NASD |
| LUG.TO | Lundin Gold Inc. | TSE |
| LUGDF | Lundin Gold Inc. | PINK |
| LUN.TO | Lundin Mining Corp. | TSE |
| LUNMF | Lundin Mining Corp. | PINK |
| LKCO | Luokung Technology Corp. | NASD |
| LUPIN.IN | Lupin Ltd. | NSE |
| LBC | Luther Burbank Corp. | NASD |
| LUVU | Luvu Brands Inc. | PINK |
| LUXIND.IN | LUX Industries Ltd. | NSE |
| LXFR | Luxfer Holdings plc | NYSE |
| LUXH | LuxUrban Hotels Inc. | NASD |
| LUXX.CA | Luxxfolio Holdings Inc. | CSE |
| LVMUY | LVMH Moet Hennessy Louis Vuitton | PINK |
| DFCFX | LWAS/DFA Two-Year Corporate Fixed Income Portfolio | USMF |
| DFYGX | LWAS/DFA Two-Year Government Portfolio | USMF |
| LXI.L | LXI REIT Plc | LSE |
| LXR.TO | LXRandCo Inc | TSE |
| LYEL | Lyell Immunopharma Inc. | NASD |
| LYFT | Lyft Inc. | NASD |
| LYKALABS.IN | Lyka Labs Ltd. | NSE |
| LYSDY | Lynas Corp. Ltd. | PINK |
| LYSCF | Lynas Corporation Ltd. | PINK |
| LYB | LyondellBasell Industries NV | NYSE |
| LYPSAGEMS.IN | Lypsa Gems & Jewellery Ltd. | NSE |
| LYRA | Lyra Therapeutics | NASD |
| LYRBX | Lyrical US Value Equity Fund | USMF |
| LYRIX | Lyrical US Value Equity Fund | USMF |
| PR.TO | Lysander-Slater Preferred Share ActivETF | TSE |
| LYT | Lytus Technologies Holdings PTV Ltd. | NASD |
| CRBL.L | Lyxor Commodities Thomson Reuters/CoreCommodity CRB TR UCITS ETF | LSE |
| L100.L | Lyxor FTSE 100 UCITS ETF | LSE |