| Ticker | Company | Industry |
| NAS:GIGA | Giga-tronics, Inc. | Scientific & Technical Instruments |
| NAS:GIGM | GigaMedia Ltd. | Electronic Gaming & Multimedia |
| TSXV:GIG.H | Giga Capital Corp | Conglomerates |
| XTER:GGS | Gigaset AG | Asset Management |
| OTCPK:ARQTF | Gigaset AG | Asset Management |
| OTCPK:GIGNY | Genting Singapore PLC | Resorts & Casinos |
| OTCPK:GIGL | Giggles N' Hugs, Inc. | Market Overview |
| TPE:3559 | Giga Solution Tech. Co., Ltd. | Semiconductors |
| TPE:2406 | Gigastorage Corporation | Computer Systems |
| ROCO:3691 | Giga Solar Materials Corp | Solar |
| NGO:3830 | Giga Prize Co., Ltd. | Information Technology Services |
| AMEX:GIG | GigOptix, Inc. | Semiconductor Equipment & Materials |
| LTS:0DLF | Gigaset AG | Asset Management |
| TPE:2376 | Gigabyte Technology Co., Ltd. | Computer Systems |
| OTCPK:GGBMQ | GigaBeam Corporation | Market Overview |
| FRA:GIF | GigaMedia Ltd. | Electronic Gaming & Multimedia |
| STU:G72 | GIG Grundbesitz Immobilien AG | Market Overview |
| FRA:GIG | Emblaze Ltd | Market Overview |
| FRA:GGT | Giga-tronics, Inc. | Market Overview |