Tesna Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-01-19 | 50,400.00 | 53,800.00 | 50,200.00 | 52,400.00 | 52,318.52 | 408,146 |
| 2026-01-16 | 52,300.00 | 52,300.00 | 50,200.00 | 51,300.00 | 51,220.23 | 271,232 |
| 2026-01-15 | 49,700.00 | 51,200.00 | 49,350.00 | 51,100.00 | 51,020.54 | 170,292 |
| 2026-01-14 | 49,900.00 | 52,600.00 | 49,550.00 | 50,500.00 | 50,421.48 | 295,731 |
| 2026-01-13 | 49,600.00 | 50,800.00 | 49,250.00 | 49,450.00 | 49,373.11 | 255,343 |
| 2026-01-12 | 50,700.00 | 50,800.00 | 48,950.00 | 49,450.00 | 49,373.11 | 263,827 |
| 2026-01-09 | 51,000.00 | 51,600.00 | 50,000.00 | 50,100.00 | 50,022.10 | 341,510 |
| 2026-01-08 | 53,000.00 | 54,450.00 | 51,700.00 | 52,100.00 | 52,018.99 | 311,357 |
| 2026-01-07 | 55,700.00 | 55,700.00 | 51,000.00 | 52,300.00 | 52,218.68 | 620,319 |
| 2026-01-06 | 53,000.00 | 56,300.00 | 52,500.00 | 56,200.00 | 56,112.61 | 505,976 |
| 2026-01-05 | 56,000.00 | 56,600.00 | 52,400.00 | 53,800.00 | 53,716.35 | 525,126 |
| 2026-01-02 | 53,800.00 | 54,500.00 | 52,100.00 | 54,100.00 | 54,015.88 | 531,467 |
| 2025-12-30 | 49,950.00 | 54,700.00 | 49,800.00 | 53,200.00 | 53,117.28 | 875,028 |
| 2025-12-29 | 49,150.00 | 51,700.00 | 48,200.00 | 51,100.00 | 51,020.54 | 654,417 |
| 2025-12-26 | 47,850.00 | 48,450.00 | 46,350.00 | 47,150.00 | 47,076.69 | 288,436 |
| 2025-12-24 | 45,700.00 | 47,650.00 | 45,250.00 | 46,450.00 | 46,377.77 | 305,204 |
| 2025-12-23 | 46,200.00 | 46,200.00 | 44,550.00 | 44,950.00 | 44,880.11 | 147,162 |
| 2025-12-22 | 43,950.00 | 45,650.00 | 43,700.00 | 45,650.00 | 45,579.02 | 209,881 |
| 2025-12-19 | 43,750.00 | 43,850.00 | 42,300.00 | 42,700.00 | 42,633.61 | 103,047 |
| 2025-12-18 | 43,900.00 | 45,450.00 | 42,400.00 | 43,000.00 | 42,933.14 | 248,609 |
| 2025-12-17 | 41,300.00 | 45,000.00 | 41,000.00 | 44,800.00 | 44,730.34 | 257,449 |
| 2025-12-16 | 42,100.00 | 42,200.00 | 40,800.00 | 41,100.00 | 41,036.09 | 132,859 |
| 2025-12-15 | 42,600.00 | 42,600.00 | 42,100.00 | 42,250.00 | 42,184.31 | 109,056 |
| 2025-12-12 | 43,650.00 | 43,950.00 | 42,650.00 | 43,850.00 | 43,781.82 | 266,248 |
| 2025-12-11 | 43,600.00 | 43,800.00 | 42,550.00 | 43,350.00 | 43,282.59 | 124,011 |
| 2025-12-10 | 43,450.00 | 43,900.00 | 43,000.00 | 43,000.00 | 42,933.14 | 89,517 |
| 2025-12-09 | 43,600.00 | 44,000.00 | 43,100.00 | 43,450.00 | 43,382.44 | 65,331 |
| 2025-12-08 | 44,500.00 | 44,500.00 | 43,400.00 | 44,050.00 | 43,981.51 | 93,406 |
| 2025-12-05 | 43,650.00 | 44,450.00 | 43,450.00 | 44,300.00 | 44,231.12 | 67,718 |
| 2025-12-04 | 45,300.00 | 45,300.00 | 43,350.00 | 44,000.00 | 43,931.58 | 133,596 |
| 2025-12-03 | 45,900.00 | 46,100.00 | 44,900.00 | 45,450.00 | 45,379.33 | 65,285 |
| 2025-12-02 | 46,000.00 | 46,250.00 | 45,200.00 | 45,400.00 | 45,329.41 | 96,639 |
| 2025-12-01 | 46,150.00 | 46,450.00 | 45,300.00 | 45,950.00 | 45,878.55 | 164,657 |
| 2025-11-28 | 44,250.00 | 44,850.00 | 43,350.00 | 44,800.00 | 44,730.34 | 95,053 |
| 2025-11-27 | 45,000.00 | 45,300.00 | 43,600.00 | 43,850.00 | 43,781.82 | 132,848 |
| 2025-11-26 | 44,300.00 | 44,700.00 | 42,700.00 | 44,550.00 | 44,480.73 | 166,759 |
| 2025-11-25 | 42,800.00 | 43,100.00 | 41,950.00 | 42,700.00 | 42,633.61 | 119,776 |
| 2025-11-24 | 41,700.00 | 42,050.00 | 40,650.00 | 41,450.00 | 41,385.55 | 135,552 |
| 2025-11-21 | 40,950.00 | 41,800.00 | 40,500.00 | 40,950.00 | 40,886.33 | 214,496 |
| 2025-11-20 | 45,200.00 | 45,350.00 | 43,700.00 | 43,850.00 | 43,781.82 | 156,571 |
| 2025-11-19 | 44,150.00 | 44,300.00 | 42,350.00 | 43,750.00 | 43,681.97 | 174,378 |
| 2025-11-18 | 44,950.00 | 46,000.00 | 44,000.00 | 44,600.00 | 44,530.65 | 123,139 |
| 2025-11-17 | 45,100.00 | 46,350.00 | 44,400.00 | 46,000.00 | 45,928.47 | 156,453 |
| 2025-11-14 | 45,450.00 | 45,800.00 | 44,100.00 | 44,100.00 | 44,031.43 | 227,179 |
| 2025-11-13 | 46,600.00 | 47,750.00 | 46,250.00 | 47,350.00 | 47,276.38 | 166,141 |
| 2025-11-12 | 46,650.00 | 47,650.00 | 45,350.00 | 47,000.00 | 46,926.92 | 181,345 |
| 2025-11-11 | 47,850.00 | 48,550.00 | 45,850.00 | 46,600.00 | 46,527.54 | 233,009 |
| 2025-11-10 | 45,700.00 | 48,250.00 | 44,350.00 | 47,250.00 | 47,176.53 | 270,720 |
| 2025-11-07 | 46,000.00 | 47,450.00 | 44,950.00 | 45,600.00 | 45,529.10 | 236,763 |
| 2025-11-06 | 48,700.00 | 48,950.00 | 46,500.00 | 48,000.00 | 47,925.36 | 223,582 |
| 2025-11-05 | 48,800.00 | 49,250.00 | 45,100.00 | 47,450.00 | 47,376.22 | 344,847 |
| 2025-11-04 | 52,200.00 | 52,400.00 | 50,000.00 | 50,200.00 | 50,121.94 | 329,441 |
| 2025-11-03 | 51,000.00 | 54,000.00 | 49,850.00 | 52,400.00 | 52,318.52 | 567,430 |
| 2025-10-31 | 50,800.00 | 50,900.00 | 49,250.00 | 50,200.00 | 50,121.94 | 340,000 |
| 2025-10-30 | 49,600.00 | 52,400.00 | 49,050.00 | 51,700.00 | 51,619.61 | 531,443 |
| 2025-10-29 | 49,900.00 | 50,500.00 | 48,650.00 | 50,100.00 | 50,022.10 | 244,031 |
| 2025-10-28 | 50,100.00 | 50,400.00 | 48,800.00 | 49,000.00 | 48,923.81 | 265,235 |
| 2025-10-27 | 49,900.00 | 51,500.00 | 49,000.00 | 50,900.00 | 50,820.86 | 415,800 |
| 2025-10-24 | 49,650.00 | 49,650.00 | 48,050.00 | 48,700.00 | 48,624.28 | 295,849 |
| 2025-10-23 | 47,200.00 | 48,300.00 | 46,700.00 | 47,950.00 | 47,875.44 | 310,398 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-04-02 | 160.0000 KRW |
| 2025-03-28 | 160.0000 KRW |
| 2024-04-01 | 160.0000 KRW |
| 2022-12-28 | 160.0000 KRW |
| 2021-12-29 | 160.0000 KRW |
| 2020-12-29 | 130.0000 KRW |
| 2019-12-27 | 200.0000 KRW |
Open, high, low and close are as traded (KRW). Adjusted close accounts for splits and dividends. Educational only, not financial advice.