| Symbol | Name | Country | Exchange |
|---|---|---|---|
| VTKLF | Vtech Holdings Limited | US | OTC |
| VTZ | SAF Tehnika A/S | DE | F |
| WGNR | Wegener Cp | US | OTC |
| WJL | Quarterhill Inc | DE | F |
| WSTL | Westell Technologies Inc | US | OTC |
| WTRO | Wi-Tron Inc | US | OTC |
| WWRL | World Wireless Commun Inc | US | OTC |
| XCOMQ | Xtera Communications Inc | US | OTC |
| YFI | Edgewater Wireless Systems Inc | CA | V |
| YTY | Wi2Wi Corporation | CA | V |
| YV7 | LUMENRADIO AB | DE | F |
| YZOFF | Yangtze Optical Fibre & Cable Joint Stk. Ltd Co. | US | OTC |
| ZSTN | Zst Digital Networks | US | US |
| ZT1A | Zebra Technologies Corporation | DE | F |