| Country | Trading Rating | Investor Rating |
 |
| ASML HOLDING | Netherlands | | |
| APPLIED MATERIALS, INC. | USA | | |
| KLA-TENCOR CORPORATION | USA | | |
| TOKYO ELECTRON LIMITED | Japan | | |
| LAM RESEARCH CORPORATION | USA | | |
| ASM PACIFIC TECHNOLOGY LIMITED | Hong Kong | | |
| TERADYNE, INC. | USA | | |
| ADVANTEST CORP | Japan | | |
| ASM INTERNATIONAL | Netherlands | | |
| HERMES MICROVISION INC | TAIWAN | | |
| AIXTRON SE | Germany | | |
| POWERTECH TECHNOLOGY INC. | TAIWAN | | |
| ENTEGRIS INC | USA | | |
| DAINIPPON SCREEN MFG. CO., LTD. | Japan | | |
| NUFLARE TECHNOLOGY, INC. | JAPAN | - | |
| ULTRATECH, INC. | USA | | |
| SFA ENGINEERING CORP | KOREA, REPUBLIC OF | | |
| TOKYO SEIMITSU CO., LTD. | Japan | | |
| KULICKE AND SOFFA INDUSTRIES INC. | USA | | |
| KING YUAN ELECTRONICS CO., LTD. | TAIWAN | | |
| BROOKS AUTOMATION, INC.(USA) | USA | | |
| AMBARELLA INC | USA | | |
| WONIK IPS CO LTD | KOREA, REPUBLIC OF | | |
| EUGENETECHNOLOGY CO LTD | KOREA, REPUBLIC OF | | |
| BE SEMICONDUCTOR | Netherlands | | |
