| Name | Code | Last | Cur | M. cap. | Industry |
|---|
| YMT Co Ltd | 251370 XKRX | 10,600.00 | KRW | 127 | Specialty Chemicals |
| YM Tech Co Ltd | 273640 XKRX | 10,400.00 | KRW | 83 | Electrical Equipment |
| Yong Pyong Resort Corp | 070960 XKRX | 4,725.00 | KRW | 164 | Hotels & Cruise Lines |
| Yooshin Engineering Corp | 054930 XKRX | 25,300.00 | KRW | 55 | Engineering & Construction |
| Yoosung Enterprise Co Ltd | 002920 XKRX | 1,994.00 | KRW | 37 | Car parts |
| Yoosung T&S Co Ltd | 024800 XKRX | 2,890.00 | KRW | 71 | Ground Freight & Logistics |
| Y Optics Manufacture Co Ltd | 066430 XKRX | 1,320.00 | KRW | 36 | Commodity Chemicals |
| Youil Energy Tech Co Ltd | 340930 XKRX | 1,523.00 | KRW | 12 | Industrial Machinery & Equipment |
| Youlchon Chemical Co Ltd | 008730 XKRX | 32,900.00 | KRW | 600 | Containers & Packaging |
| Youngbo Chemical Co Ltd | 014440 XKRX | 4,520.00 | KRW | 64 | Commodity Chemicals |
| Younghwa Tech Co Ltd | 265560 XKRX | 8,180.00 | KRW | 64 | Car parts |
| Youngone Corp | 111770 XKRX | 60,600.00 | KRW | 1,897 | Apparel |
| Youngone Holdings Co Ltd | 009970 XKRX | 125,200.00 | KRW | 1,068 | Apparel |
| Youngpoong Corp | 000670 XKRX | 43,300.00 | KRW | 569 | Semiconductors |
| Youngpoong Paper Mfg Co Ltd | 006740 XKRX | 1,017.00 | KRW | 40 | Containers & Packaging |
| Young Poong Precision Corp | 036560 XKRX | 11,930.00 | KRW | 138 | Industrial Machinery & Equipment |
| YoungWire Co Ltd | 012160 XKRX | 520.00 | KRW | 26 | Iron & Steel |
| Youngwoo DSP Co Ltd | 143540 XKRX | 596.00 | KRW | 19 | Semiconductor Equipment & Testing |
| YTN | 040300 XKRX | 3,075.00 | KRW | 95 | Broadcasting |
| Yuanta 15 Special Purpose Acquisition Co | 473050 XKRX | 2,010.00 | KRW | 10 | Shell Companies |
| Yuanta Securities Korea Co Ltd | 003475 XKRX | 3,415.00 | KRW | 493 | Investment Banking & Brokerage Services |
| Yuanta Securities Korea Co Ltd | 003470 XKRX | 3,480.00 | KRW | 493 | Investment Banking & Brokerage Services |
| Yuhan Corp | 000100 XKRX | 103,800.00 | KRW | 5,635 | Pharmaceuticals |
| Yuhan Corp | 000105 XKRX | 98,400.00 | KRW | 5,635 | Pharmaceuticals |
| Yuhwa Securities Co Ltd | 003465 XKRX | 2,560.00 | KRW | 91 | Investment Banking & Brokerage Services |
| Yuhwa Securities Co Ltd | 003460 XKRX | 2,710.00 | KRW | 91 | Investment Banking & Brokerage Services |
| Yujin Robot Co Ltd | 056080 XKRX | 6,310.00 | KRW | 174 | Electronic Equipment |
| Yulho Co Ltd | 072770 XKRX | 707.00 | KRW | 28 | Computer Hardware |
| Yungjin Pharm Co Ltd | 003520 XKRX | 2,200.00 | KRW | 296 | Pharmaceuticals |
| Yura Tech Co Ltd | 048430 XKRX | 9,800.00 | KRW | 82 | Car parts |
| Yurie TREX Fundamental 200 | 145850 XKRX | 42,395.00 | KRW | | |
| Yurie TREX KOSPI 200 | 108590 XKRX | 37,835.00 | KRW | | |
| Yuyu Pharma Inc | 000227 XKRX | 11,000.00 | KRW | 55 | Pharmaceuticals |
| Yuyu Pharma Inc | 000225 XKRX | 5,210.00 | KRW | 55 | Pharmaceuticals |
| Yuyu Pharma Inc | 000220 XKRX | 4,680.00 | KRW | 55 | Pharmaceuticals |
| YW Co Ltd | 051390 XKRX | 3,750.00 | KRW | 23 | Business Support Services |
| Zaigle Co Ltd | 234920 XKRX | 4,555.00 | KRW | 44 | Appliances, Tools & Housewares |
| Zero to Seven Inc | 159580 XKRX | 4,645.00 | KRW | 67 | Personal Products |
| ZeusCo Ltd | 079370 XKRX | 13,610.00 | KRW | 101 | Semiconductor Equipment & Testing |
| Zinitix Co Ltd | 303030 XKRX | 993.00 | KRW | 26 | |
| Zinus Inc | 013890 XKRX | 16,590.00 | KRW | 267 | Home Furnishings |
| Zungwon En Sys Inc | 045510 XKRX | 990.00 | KRW | 22 | IT Services & Consulting |