Stock listing
KRX:027040 Seoul Electronics & Telecom Co., Ltd. (서울전자통신) 주가
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Share price · KRX:027040
₩1,701.00 KRW -19.00 (-1.1%)
Close on Oct 30, 2026
- Day range
- ₩1,622.00 – ₩1,743.00 KRWOct 30, 2026
- Volume
- 59,032 sharesOct 30, 2026
- Market cap
- ₩23.67B KRWAt the close on Oct 30, 2026 · price × 13.91M shares outstanding
- 52-week range
- ₩895.00 – ₩6,375.00 KRWLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- ₩482.3M KRWMedian day 70,966 shares · last 3 months, Jul 30, 2026 – Oct 30, 2026

Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · KRX:027040 · KRW, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| ₩1,701.00 | -19.00 | -1.1% | ₩1,719.00 | ₩1,743.00 | ₩1,622.00 | 59,032 | |
| ₩1,720.00 | +11.00 | +0.6% | ₩1,700.00 | ₩1,820.00 | ₩1,657.00 | 84,689 | |
| ₩1,709.00 | -83.00 | -4.6% | ₩1,774.00 | ₩1,780.00 | ₩1,642.00 | 151,864 | |
| ₩1,792.00 | +73.00 | +4.2% | ₩1,785.00 | ₩1,805.00 | ₩1,710.00 | 38,942 | |
| ₩1,719.00 | +20.00 | +1.2% | ₩1,757.00 | ₩1,795.00 | ₩1,660.00 | 25,356 | |
| ₩1,699.00 | -51.00 | -2.9% | ₩1,733.00 | ₩1,733.00 | ₩1,650.00 | 47,557 | |
| ₩1,750.00 | -63.00 | -3.5% | ₩1,764.00 | ₩1,849.00 | ₩1,728.00 | 35,951 | |
| ₩1,813.00 | -1.00 | -0.1% | ₩1,814.00 | ₩1,860.00 | ₩1,787.00 | 40,296 | |
| ₩1,814.00 | -16.00 | -0.9% | ₩1,828.00 | ₩1,878.00 | ₩1,770.00 | 34,488 | |
| ₩1,830.00 | -13.00 | -0.7% | ₩1,843.00 | ₩1,890.00 | ₩1,760.00 | 46,384 | |
| ₩1,843.00 | +147.00 | +8.7% | ₩1,697.00 | ₩1,895.00 | ₩1,697.00 | 74,309 | |
| ₩1,696.00 | -111.00 | -6.1% | ₩1,810.00 | ₩1,810.00 | ₩1,665.00 | 126,357 | |
| ₩1,807.00 | -34.00 | -1.8% | ₩1,838.00 | ₩1,900.00 | ₩1,800.00 | 61,494 | |
| ₩1,841.00 | -48.00 | -2.5% | ₩1,918.00 | ₩1,918.00 | ₩1,813.00 | 53,199 | |
| ₩1,889.00 | -29.00 | -1.5% | ₩2,000.00 | ₩2,000.00 | ₩1,886.00 | 58,246 | |
| ₩1,918.00 | -97.00 | -4.8% | ₩2,005.00 | ₩2,005.00 | ₩1,912.00 | 117,292 | |
| ₩2,015.00 | -15.00 | -0.7% | ₩2,015.00 | ₩2,150.00 | ₩1,964.00 | 308,139 | |
| ₩2,030.00 | +300.00 | +17.3% | ₩1,740.00 | ₩2,105.00 | ₩1,740.00 | 1,039,737 | |
| ₩1,730.00 | -43.00 | -2.4% | ₩1,769.00 | ₩1,785.00 | ₩1,710.00 | 144,938 | |
| ₩1,773.00 | -41.00 | -2.3% | ₩1,829.00 | ₩1,870.00 | ₩1,761.00 | 171,411 | |
| ₩1,814.00 | -39.00 | -2.1% | ₩1,853.00 | ₩1,870.00 | ₩1,802.00 | 165,271 | |
| ₩1,853.00 | +15.00 | +0.8% | ₩1,884.00 | ₩1,911.00 | ₩1,830.00 | 176,709 | |
| ₩1,838.00 | -57.00 | -3.0% | ₩1,829.00 | ₩1,915.00 | ₩1,790.00 | 481,150 | |
| ₩1,895.00 | +191.00 | +11.2% | ₩1,735.00 | ₩2,215.00 | ₩1,735.00 | 7,056,070 | |
| ₩1,704.00 | +9.00 | +0.5% | ₩1,681.00 | ₩1,721.00 | ₩1,667.00 | 174,913 | |
| ₩1,695.00 | -6.00 | -0.4% | ₩1,715.00 | ₩1,735.00 | ₩1,672.00 | 39,651 | |
| ₩1,701.00 | -36.00 | -2.1% | ₩1,737.00 | ₩1,760.00 | ₩1,662.00 | 52,991 | |
| ₩1,737.00 | +7.00 | +0.4% | ₩1,743.00 | ₩1,744.00 | ₩1,702.00 | 18,425 | |
| ₩1,730.00 | +28.00 | +1.6% | ₩1,742.00 | ₩1,742.00 | ₩1,661.00 | 59,812 | |
| ₩1,702.00 | -46.00 | -2.6% | ₩1,748.00 | ₩1,755.00 | ₩1,700.00 | 25,083 | |
| ₩1,748.00 | -36.00 | -2.0% | ₩1,760.00 | ₩1,782.00 | ₩1,724.00 | 22,569 | |
| ₩1,784.00 | -15.00 | -0.8% | ₩1,798.00 | ₩1,799.00 | ₩1,740.00 | 22,461 | |
| ₩1,799.00 | -3.00 | -0.2% | ₩1,802.00 | ₩1,819.00 | ₩1,702.00 | 47,773 | |
| ₩1,802.00 | +41.00 | +2.3% | ₩1,761.00 | ₩1,837.00 | ₩1,739.00 | 61,402 | |
| ₩1,761.00 | -27.00 | -1.5% | ₩1,791.00 | ₩1,815.00 | ₩1,760.00 | 45,781 | |
| ₩1,788.00 | -22.00 | -1.2% | ₩1,810.00 | ₩1,845.00 | ₩1,787.00 | 31,292 | |
| ₩1,810.00 | -56.00 | -3.0% | ₩1,751.00 | ₩1,849.00 | ₩1,720.00 | 106,485 | |
| ₩1,866.00 | +24.00 | +1.3% | ₩1,842.00 | ₩1,879.00 | ₩1,740.00 | 45,413 | |
| ₩1,842.00 | -93.00 | -4.8% | ₩1,960.00 | ₩1,960.00 | ₩1,825.00 | 29,115 | |
| ₩1,935.00 | -7.00 | -0.4% | ₩1,942.00 | ₩2,085.00 | ₩1,918.00 | 55,151 | |
| ₩1,942.00 | -103.00 | -5.0% | ₩2,045.00 | ₩2,045.00 | ₩1,890.00 | 58,444 | |
| ₩2,045.00 | +15.00 | +0.7% | ₩2,030.00 | ₩2,100.00 | ₩2,000.00 | 109,010 | |
| ₩2,030.00 | +102.00 | +5.3% | ₩1,985.00 | ₩2,085.00 | ₩1,908.00 | 76,198 | |
| ₩1,928.00 | +19.00 | +1.0% | ₩1,893.00 | ₩1,995.00 | ₩1,860.00 | 49,717 | |
| ₩1,909.00 | +35.00 | +1.9% | ₩1,874.00 | ₩1,926.00 | ₩1,820.00 | 39,716 | |
| ₩1,874.00 | -39.00 | -2.0% | ₩1,914.00 | ₩1,944.00 | ₩1,840.00 | 46,492 | |
| ₩1,913.00 | -32.00 | -1.6% | ₩1,942.00 | ₩1,944.00 | ₩1,805.00 | 73,938 | |
| ₩1,945.00 | +102.00 | +5.5% | ₩1,843.00 | ₩1,946.00 | ₩1,817.00 | 90,264 | |
| ₩1,843.00 | -182.00 | -9.0% | ₩2,050.00 | ₩2,050.00 | ₩1,843.00 | 100,059 | |
| ₩2,025.00 | -40.00 | -1.9% | ₩2,045.00 | ₩2,120.00 | ₩1,900.00 | 153,842 | |
| ₩2,065.00 | 0.00 | 0.0% | ₩2,065.00 | ₩2,105.00 | ₩2,005.00 | 128,758 | |
| ₩2,065.00 | +20.00 | +1.0% | ₩2,045.00 | ₩2,155.00 | ₩2,005.00 | 136,489 | |
| ₩2,045.00 | +15.00 | +0.7% | ₩2,030.00 | ₩2,400.00 | ₩2,030.00 | 454,072 | |
| ₩2,030.00 | -15.00 | -0.7% | ₩2,060.00 | ₩2,085.00 | ₩1,934.00 | 203,311 | |
| ₩2,045.00 | -180.00 | -8.1% | ₩2,215.00 | ₩2,385.00 | ₩2,035.00 | 448,563 | |
| ₩2,225.00 | +253.00 | +12.8% | ₩1,982.00 | ₩2,500.00 | ₩1,982.00 | 687,136 | |
| ₩1,972.00 | +5.00 | +0.3% | ₩1,967.00 | ₩2,090.00 | ₩1,878.00 | 171,747 | |
| ₩1,967.00 | +299.00 | +17.9% | ₩1,680.00 | ₩2,100.00 | ₩1,680.00 | 771,502 | |
| ₩1,668.00 | +2.00 | +0.1% | ₩1,652.00 | ₩1,720.00 | ₩1,628.00 | 26,970 | |
| ₩1,666.00 | -24.00 | -1.4% | ₩1,690.00 | ₩1,720.00 | ₩1,562.00 | 99,924 | |
| ₩1,690.00 | +130.00 | +8.3% | ₩1,520.00 | ₩1,720.00 | ₩1,507.00 | 177,737 | |
| ₩1,560.00 | -90.00 | -5.5% | ₩1,650.00 | ₩1,650.00 | ₩1,520.00 | 67,994 |
- Ticker
- KRX:027040
- Asset type
- Stock
- Sector
- Industrials
- Industry
- Electrical equipment
- Exchange
- KRX
- Currency
- KRW
Seoul Electronics & Telecom Co., Ltd. on 6ix
- Sector
- Industrials
- Industry
- Electrical equipment
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