Stock listing
KRX:017900 Auk Corp. (광전자) 주가
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Share price · KRX:017900
₩8,670.00 KRW -770.00 (-8.2%)
Close on Oct 30, 2026
- Day range
- ₩8,530.00 – ₩9,680.00 KRWOct 30, 2026
- Volume
- 4.06M sharesOct 30, 2026
- Market cap
- ₩436.7B KRWAt the close on Oct 30, 2026 · price × 50.36M shares outstanding
- 52-week range
- ₩1,760.00 – ₩22,450.00 KRWLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- ₩45.07B KRWMedian day 1.54M shares · last 3 months, Jul 30, 2026 – Oct 30, 2026

Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · KRX:017900 · KRW, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| ₩8,670.00 | -770.00 | -8.2% | ₩9,450.00 | ₩9,680.00 | ₩8,530.00 | 4,057,102 | |
| ₩9,440.00 | +1,450.00 | +18.1% | ₩8,270.00 | ₩10,380.00 | ₩7,990.00 | 15,451,043 | |
| ₩7,990.00 | +780.00 | +10.8% | ₩7,500.00 | ₩8,270.00 | ₩7,400.00 | 2,928,317 | |
| ₩7,210.00 | +100.00 | +1.4% | ₩7,330.00 | ₩7,550.00 | ₩7,160.00 | 531,296 | |
| ₩7,110.00 | -260.00 | -3.5% | ₩7,300.00 | ₩7,320.00 | ₩7,100.00 | 312,222 | |
| ₩7,370.00 | -130.00 | -1.7% | ₩7,340.00 | ₩7,410.00 | ₩7,020.00 | 458,146 | |
| ₩7,500.00 | -570.00 | -7.1% | ₩7,900.00 | ₩8,200.00 | ₩7,480.00 | 739,440 | |
| ₩8,070.00 | +240.00 | +3.1% | ₩7,930.00 | ₩8,250.00 | ₩7,690.00 | 1,062,029 | |
| ₩7,830.00 | -390.00 | -4.7% | ₩8,150.00 | ₩8,220.00 | ₩7,740.00 | 472,284 | |
| ₩8,220.00 | 0.00 | 0.0% | ₩7,590.00 | ₩8,270.00 | ₩7,530.00 | 616,464 | |
| ₩8,220.00 | +210.00 | +2.6% | ₩8,120.00 | ₩8,300.00 | ₩7,910.00 | 765,689 | |
| ₩8,010.00 | -790.00 | -9.0% | ₩8,060.00 | ₩8,300.00 | ₩7,780.00 | 1,066,795 | |
| ₩8,800.00 | -180.00 | -2.0% | ₩9,170.00 | ₩9,330.00 | ₩8,610.00 | 1,191,979 | |
| ₩8,980.00 | -510.00 | -5.4% | ₩8,900.00 | ₩9,300.00 | ₩8,530.00 | 1,461,966 | |
| ₩9,490.00 | -1,180.00 | -11.1% | ₩10,670.00 | ₩11,450.00 | ₩9,270.00 | 2,991,945 | |
| ₩10,670.00 | +100.00 | +0.9% | ₩10,570.00 | ₩10,730.00 | ₩10,260.00 | 1,740,942 | |
| ₩10,570.00 | +240.00 | +2.3% | ₩10,470.00 | ₩10,800.00 | ₩10,050.00 | 2,246,306 | |
| ₩10,330.00 | +510.00 | +5.2% | ₩9,950.00 | ₩10,430.00 | ₩9,930.00 | 2,351,072 | |
| ₩9,820.00 | +250.00 | +2.6% | ₩9,820.00 | ₩10,000.00 | ₩9,730.00 | 1,677,338 | |
| ₩9,570.00 | +10.00 | +0.1% | ₩9,560.00 | ₩9,610.00 | ₩9,150.00 | 932,644 | |
| ₩9,560.00 | +110.00 | +1.2% | ₩9,610.00 | ₩9,820.00 | ₩9,350.00 | 1,103,704 | |
| ₩9,450.00 | -150.00 | -1.6% | ₩9,590.00 | ₩9,690.00 | ₩9,210.00 | 938,897 | |
| ₩9,600.00 | -280.00 | -2.8% | ₩9,880.00 | ₩10,190.00 | ₩9,580.00 | 1,217,248 | |
| ₩9,880.00 | -320.00 | -3.1% | ₩10,230.00 | ₩10,430.00 | ₩9,720.00 | 3,000,362 | |
| ₩10,200.00 | -860.00 | -7.8% | ₩10,570.00 | ₩10,815.00 | ₩10,060.00 | 4,148,459 | |
| ₩11,060.00 | +540.00 | +5.1% | ₩10,780.00 | ₩12,190.00 | ₩10,590.00 | 19,162,724 | |
| ₩10,520.00 | +270.00 | +2.6% | ₩10,280.00 | ₩11,500.00 | ₩10,230.00 | 20,575,635 | |
| ₩10,250.00 | -210.00 | -2.0% | ₩10,860.00 | ₩11,150.00 | ₩10,060.00 | 6,223,062 | |
| ₩10,460.00 | -200.00 | -1.9% | ₩10,500.00 | ₩10,900.00 | ₩10,060.00 | 12,236,413 | |
| ₩10,660.00 | +390.00 | +3.8% | ₩11,000.00 | ₩11,650.00 | ₩10,010.00 | 34,437,908 | |
| ₩10,270.00 | +2,370.00 | +30.0% | ₩7,790.00 | ₩10,270.00 | ₩7,700.00 | 28,971,832 | |
| ₩7,900.00 | -150.00 | -1.9% | ₩7,810.00 | ₩8,750.00 | ₩7,750.00 | 4,207,961 | |
| ₩8,050.00 | -170.00 | -2.1% | ₩8,260.00 | ₩8,350.00 | ₩7,810.00 | 1,854,893 | |
| ₩8,220.00 | +40.00 | +0.5% | ₩8,360.00 | ₩9,150.00 | ₩8,180.00 | 8,597,061 | |
| ₩8,180.00 | +1,090.00 | +15.4% | ₩7,130.00 | ₩8,830.00 | ₩7,120.00 | 14,512,685 | |
| ₩7,090.00 | +20.00 | +0.3% | ₩7,290.00 | ₩7,450.00 | ₩7,050.00 | 710,532 | |
| ₩7,070.00 | +190.00 | +2.8% | ₩6,950.00 | ₩7,220.00 | ₩6,890.00 | 460,921 | |
| ₩6,880.00 | -290.00 | -4.0% | ₩7,300.00 | ₩7,330.00 | ₩6,820.00 | 545,432 | |
| ₩7,170.00 | -140.00 | -1.9% | ₩7,080.00 | ₩7,320.00 | ₩7,020.00 | 549,070 | |
| ₩7,310.00 | -190.00 | -2.5% | ₩7,510.00 | ₩7,510.00 | ₩7,310.00 | 371,634 | |
| ₩7,500.00 | -10.00 | -0.1% | ₩7,440.00 | ₩7,740.00 | ₩7,280.00 | 673,750 | |
| ₩7,510.00 | -370.00 | -4.7% | ₩7,810.00 | ₩7,870.00 | ₩7,490.00 | 1,129,084 | |
| ₩7,880.00 | +270.00 | +3.5% | ₩7,910.00 | ₩8,600.00 | ₩7,850.00 | 4,223,068 | |
| ₩7,610.00 | -30.00 | -0.4% | ₩7,690.00 | ₩8,220.00 | ₩7,480.00 | 1,866,213 | |
| ₩7,640.00 | +100.00 | +1.3% | ₩7,330.00 | ₩7,660.00 | ₩7,080.00 | 825,445 | |
| ₩7,540.00 | -400.00 | -5.0% | ₩7,800.00 | ₩8,180.00 | ₩7,450.00 | 1,575,819 | |
| ₩7,940.00 | -350.00 | -4.2% | ₩8,070.00 | ₩8,070.00 | ₩7,800.00 | 857,166 | |
| ₩8,290.00 | +350.00 | +4.4% | ₩8,150.00 | ₩8,420.00 | ₩8,030.00 | 1,314,792 | |
| ₩7,940.00 | -230.00 | -2.8% | ₩7,900.00 | ₩8,390.00 | ₩7,840.00 | 1,321,447 | |
| ₩8,170.00 | -350.00 | -4.1% | ₩8,700.00 | ₩8,710.00 | ₩8,150.00 | 1,424,036 | |
| ₩8,520.00 | -190.00 | -2.2% | ₩8,910.00 | ₩9,100.00 | ₩8,320.00 | 2,010,274 | |
| ₩8,710.00 | -350.00 | -3.9% | ₩9,660.00 | ₩9,860.00 | ₩8,690.00 | 5,074,400 | |
| ₩9,060.00 | +370.00 | +4.3% | ₩8,900.00 | ₩9,710.00 | ₩8,380.00 | 8,536,181 | |
| ₩8,690.00 | -220.00 | -2.5% | ₩8,430.00 | ₩8,800.00 | ₩8,070.00 | 3,206,055 | |
| ₩8,910.00 | +1,100.00 | +14.1% | ₩8,120.00 | ₩9,640.00 | ₩8,100.00 | 16,578,036 | |
| ₩7,810.00 | +1,020.00 | +15.0% | ₩6,870.00 | ₩8,570.00 | ₩6,710.00 | 22,041,484 | |
| ₩6,790.00 | -270.00 | -3.8% | ₩6,970.00 | ₩7,230.00 | ₩6,500.00 | 3,233,258 | |
| ₩7,060.00 | +1,240.00 | +21.3% | ₩6,700.00 | ₩7,490.00 | ₩6,100.00 | 14,450,546 | |
| ₩5,820.00 | +390.00 | +7.2% | ₩5,570.00 | ₩6,040.00 | ₩5,540.00 | 1,299,783 | |
| ₩5,430.00 | +240.00 | +4.6% | ₩5,040.00 | ₩5,650.00 | ₩4,935.00 | 1,495,661 | |
| ₩5,190.00 | +825.00 | +18.9% | ₩4,845.00 | ₩5,250.00 | ₩4,665.00 | 1,281,084 | |
| ₩4,365.00 | -135.00 | -3.0% | ₩4,345.00 | ₩4,650.00 | ₩4,250.00 | 675,788 |
- Ticker
- KRX:017900
- Asset type
- Stock
- Exchange
- KRX
- Currency
- KRW
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