| Name | Code | Last | Cur | M. cap. | Industry |
|---|
| YMT Co Ltd | 251370 XKRX | 10,640.00 | KRW | 126 | Specialty Chemicals |
| YM Tech Co Ltd | 273640 XKRX | 10,190.00 | KRW | 81 | Electrical Equipment |
| Yong Pyong Resort Corp | 070960 XKRX | 5,300.00 | KRW | 182 | Hotels & Cruise Lines |
| Yooshin Engineering Corp | 054930 XKRX | 25,850.00 | KRW | 56 | Engineering & Construction |
| Yoosung Enterprise Co Ltd | 002920 XKRX | 2,025.00 | KRW | 37 | Car parts |
| Yoosung T&S Co Ltd | 024800 XKRX | 3,065.00 | KRW | 74 | Ground Freight & Logistics |
| Y Optics Manufacture Co Ltd | 066430 XKRX | 1,250.00 | KRW | 34 | Commodity Chemicals |
| Youil Energy Tech Co Ltd | 340930 XKRX | 1,503.00 | KRW | 12 | Industrial Machinery & Equipment |
| Youlchon Chemical Co Ltd | 008730 XKRX | 31,250.00 | KRW | 562 | Containers & Packaging |
| Youngbo Chemical Co Ltd | 014440 XKRX | 4,495.00 | KRW | 63 | Commodity Chemicals |
| Younghwa Tech Co Ltd | 265560 XKRX | 8,090.00 | KRW | 62 | Car parts |
| Youngone Corp | 111770 XKRX | 60,200.00 | KRW | 1,861 | Apparel |
| Youngone Holdings Co Ltd | 009970 XKRX | 134,500.00 | KRW | 1,120 | Apparel |
| Youngpoong Corp | 000670 XKRX | 44,050.00 | KRW | 572 | Semiconductors |
| Youngpoong Paper Mfg Co Ltd | 006740 XKRX | 1,101.00 | KRW | 42 | Containers & Packaging |
| Young Poong Precision Corp | 036560 XKRX | 12,330.00 | KRW | 141 | Industrial Machinery & Equipment |
| YoungWire Co Ltd | 012160 XKRX | 526.00 | KRW | 26 | Iron & Steel |
| Youngwoo DSP Co Ltd | 143540 XKRX | 611.00 | KRW | 19 | Semiconductor Equipment & Testing |
| YTN | 040300 XKRX | 3,070.00 | KRW | 93 | Broadcasting |
| Yuanta 15 Special Purpose Acquisition Co | 473050 XKRX | 2,010.00 | KRW | 10 | Shell Companies |
| Yuanta Securities Korea Co Ltd | 003475 XKRX | 3,690.00 | KRW | 524 | Investment Banking & Brokerage Services |
| Yuanta Securities Korea Co Ltd | 003470 XKRX | 3,520.00 | KRW | 524 | Investment Banking & Brokerage Services |
| Yuhan Corp | 000105 XKRX | 97,000.00 | KRW | 5,695 | Pharmaceuticals |
| Yuhan Corp | 000100 XKRX | 106,600.00 | KRW | 5,695 | Pharmaceuticals |
| Yuhwa Securities Co Ltd | 003465 XKRX | 2,630.00 | KRW | 93 | Investment Banking & Brokerage Services |
| Yuhwa Securities Co Ltd | 003460 XKRX | 2,825.00 | KRW | 93 | Investment Banking & Brokerage Services |
| Yujin Robot Co Ltd | 056080 XKRX | 6,310.00 | KRW | 171 | Electronic Equipment |
| Yulho Co Ltd | 072770 XKRX | 685.00 | KRW | 27 | Computer Hardware |
| Yungjin Pharm Co Ltd | 003520 XKRX | 2,135.00 | KRW | 283 | Pharmaceuticals |
| Yura Tech Co Ltd | 048430 XKRX | 9,630.00 | KRW | 80 | Car parts |
| Yurie TREX Fundamental 200 | 145850 XKRX | 43,730.00 | KRW | | |
| Yurie TREX KOSPI 200 | 108590 XKRX | 39,540.00 | KRW | | |
| Yuyu Pharma Inc | 000220 XKRX | 4,565.00 | KRW | 53 | Pharmaceuticals |
| Yuyu Pharma Inc | 000225 XKRX | 4,960.00 | KRW | 53 | Pharmaceuticals |
| Yuyu Pharma Inc | 000227 XKRX | 10,760.00 | KRW | 53 | Pharmaceuticals |
| YW Co Ltd | 051390 XKRX | 3,940.00 | KRW | 24 | Business Support Services |
| Zaigle Co Ltd | 234920 XKRX | 4,635.00 | KRW | 45 | Appliances, Tools & Housewares |
| Zero to Seven Inc | 159580 XKRX | 4,645.00 | KRW | 67 | Personal Products |
| ZeusCo Ltd | 079370 XKRX | 13,950.00 | KRW | 102 | Semiconductor Equipment & Testing |
| Zinitix Co Ltd | 303030 XKRX | 1,085.00 | KRW | 28 | |
| Zinus Inc | 013890 XKRX | 17,210.00 | KRW | 274 | Home Furnishings |
| Zungwon En Sys Inc | 045510 XKRX | 990.00 | KRW | 22 | IT Services & Consulting |