Tesna Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-10-22 | 48,300.00 | 48,500.00 | 47,150.00 | 48,150.00 | 48,075.13 | 371,090 |
| 2025-10-21 | 51,000.00 | 51,200.00 | 48,050.00 | 48,600.00 | 48,524.43 | 380,196 |
| 2025-10-20 | 50,600.00 | 51,100.00 | 48,750.00 | 49,500.00 | 49,423.03 | 369,558 |
| 2025-10-17 | 52,000.00 | 52,900.00 | 49,500.00 | 49,850.00 | 49,772.49 | 515,747 |
| 2025-10-16 | 52,300.00 | 53,700.00 | 51,900.00 | 53,100.00 | 53,017.43 | 589,379 |
| 2025-10-15 | 46,700.00 | 55,400.00 | 45,950.00 | 53,800.00 | 53,716.35 | 1,868,573 |
| 2025-10-14 | 51,000.00 | 51,000.00 | 44,550.00 | 45,700.00 | 45,628.94 | 837,144 |
| 2025-10-13 | 43,650.00 | 49,500.00 | 43,600.00 | 49,200.00 | 49,123.50 | 498,960 |
| 2025-10-10 | 46,750.00 | 46,750.00 | 45,000.00 | 45,850.00 | 45,778.71 | 366,256 |
| 2025-10-02 | 44,800.00 | 44,800.00 | 43,200.00 | 44,500.00 | 44,430.81 | 492,400 |
| 2025-10-01 | 40,450.00 | 43,400.00 | 40,250.00 | 42,700.00 | 42,633.61 | 507,391 |
| 2025-09-30 | 40,600.00 | 41,000.00 | 39,600.00 | 39,850.00 | 39,788.04 | 107,313 |
| 2025-09-29 | 39,850.00 | 40,750.00 | 39,500.00 | 39,950.00 | 39,887.88 | 121,811 |
| 2025-09-26 | 40,300.00 | 40,550.00 | 39,300.00 | 40,000.00 | 39,937.80 | 257,980 |
| 2025-09-25 | 40,800.00 | 41,650.00 | 40,500.00 | 40,900.00 | 40,836.40 | 209,296 |
| 2025-09-24 | 40,550.00 | 41,750.00 | 40,200.00 | 41,600.00 | 41,535.32 | 275,395 |
| 2025-09-23 | 42,750.00 | 42,850.00 | 40,500.00 | 41,650.00 | 41,585.24 | 387,508 |
| 2025-09-22 | 40,000.00 | 42,500.00 | 39,950.00 | 41,400.00 | 41,335.63 | 612,667 |
| 2025-09-19 | 41,050.00 | 41,100.00 | 39,150.00 | 39,850.00 | 39,788.04 | 328,692 |
| 2025-09-18 | 39,300.00 | 41,300.00 | 38,500.00 | 40,250.00 | 40,187.42 | 577,539 |
| 2025-09-17 | 38,900.00 | 39,550.00 | 38,200.00 | 38,950.00 | 38,889.44 | 283,051 |
| 2025-09-16 | 39,650.00 | 39,950.00 | 38,800.00 | 39,850.00 | 39,788.04 | 253,575 |
| 2025-09-15 | 39,850.00 | 40,500.00 | 38,700.00 | 39,550.00 | 39,488.50 | 364,013 |
| 2025-09-12 | 39,000.00 | 39,400.00 | 38,450.00 | 38,700.00 | 38,639.83 | 311,611 |
| 2025-09-11 | 39,200.00 | 39,800.00 | 37,250.00 | 39,150.00 | 39,089.13 | 607,364 |
| 2025-09-10 | 37,700.00 | 37,900.00 | 36,800.00 | 37,850.00 | 37,791.15 | 450,508 |
| 2025-09-09 | 35,900.00 | 37,600.00 | 35,500.00 | 37,000.00 | 36,942.47 | 522,634 |
| 2025-09-08 | 34,800.00 | 35,200.00 | 34,550.00 | 35,150.00 | 35,095.35 | 120,972 |
| 2025-09-05 | 35,150.00 | 35,600.00 | 34,600.00 | 34,700.00 | 34,646.04 | 165,958 |
| 2025-09-04 | 34,500.00 | 34,900.00 | 33,800.00 | 34,350.00 | 34,296.59 | 187,255 |
| 2025-09-03 | 33,750.00 | 34,400.00 | 33,700.00 | 34,100.00 | 34,046.98 | 140,035 |
| 2025-09-02 | 34,350.00 | 34,750.00 | 34,050.00 | 34,100.00 | 34,046.98 | 161,883 |
| 2025-09-01 | 35,000.00 | 35,100.00 | 34,200.00 | 34,250.00 | 34,196.74 | 397,569 |
| 2025-08-29 | 37,300.00 | 37,800.00 | 36,150.00 | 36,450.00 | 36,393.32 | 589,267 |
| 2025-08-28 | 35,100.00 | 36,200.00 | 34,850.00 | 35,850.00 | 35,794.26 | 213,848 |
| 2025-08-27 | 36,500.00 | 36,550.00 | 35,500.00 | 35,950.00 | 35,894.10 | 213,613 |
| 2025-08-26 | 35,400.00 | 36,350.00 | 35,250.00 | 36,350.00 | 36,293.48 | 225,050 |
| 2025-08-25 | 36,050.00 | 36,200.00 | 35,300.00 | 36,000.00 | 35,944.02 | 285,081 |
| 2025-08-22 | 35,350.00 | 35,850.00 | 34,950.00 | 35,300.00 | 35,245.11 | 211,704 |
| 2025-08-21 | 35,850.00 | 35,850.00 | 34,750.00 | 34,950.00 | 34,895.66 | 403,174 |
| 2025-08-20 | 33,400.00 | 34,400.00 | 33,050.00 | 34,150.00 | 34,096.90 | 276,815 |
| 2025-08-19 | 35,400.00 | 35,400.00 | 34,000.00 | 34,400.00 | 34,346.51 | 294,456 |
| 2025-08-18 | 35,500.00 | 35,550.00 | 34,500.00 | 35,000.00 | 34,945.58 | 280,474 |
| 2025-08-14 | 35,600.00 | 36,400.00 | 34,600.00 | 36,400.00 | 36,343.40 | 396,729 |
| 2025-08-13 | 36,400.00 | 37,200.00 | 35,400.00 | 35,500.00 | 35,444.80 | 762,119 |
| 2025-08-12 | 36,050.00 | 37,350.00 | 34,500.00 | 34,800.00 | 34,745.89 | 931,387 |
| 2025-08-11 | 37,100.00 | 37,350.00 | 35,800.00 | 36,200.00 | 36,143.71 | 690,696 |
| 2025-08-08 | 36,000.00 | 39,500.00 | 35,900.00 | 36,650.00 | 36,593.01 | 4,644,852 |
| 2025-08-07 | 35,050.00 | 35,450.00 | 32,925.00 | 33,900.00 | 33,847.29 | 1,585,698 |
| 2025-08-06 | 31,050.00 | 31,300.00 | 30,600.00 | 31,050.00 | 31,001.72 | 252,737 |
| 2025-08-05 | 32,000.00 | 32,500.00 | 31,200.00 | 31,700.00 | 31,650.71 | 490,612 |
| 2025-08-04 | 31,750.00 | 32,250.00 | 30,750.00 | 31,050.00 | 31,001.72 | 472,961 |
| 2025-08-01 | 31,800.00 | 32,400.00 | 30,650.00 | 31,050.00 | 31,001.72 | 605,933 |
| 2025-07-31 | 33,950.00 | 34,200.00 | 32,050.00 | 32,500.00 | 32,449.47 | 747,921 |
| 2025-07-30 | 34,600.00 | 37,250.00 | 33,600.00 | 33,850.00 | 33,797.37 | 2,723,450 |
| 2025-07-29 | 36,150.00 | 36,200.00 | 33,200.00 | 34,650.00 | 34,596.12 | 2,019,738 |
| 2025-07-28 | 33,000.00 | 35,350.00 | 31,500.00 | 35,350.00 | 35,295.03 | 6,432,661 |
| 2025-07-25 | 27,250.00 | 27,400.00 | 26,900.00 | 27,200.00 | 27,157.71 | 55,784 |
| 2025-07-24 | 27,600.00 | 27,700.00 | 27,050.00 | 27,200.00 | 27,157.71 | 78,576 |
| 2025-07-23 | 28,150.00 | 28,200.00 | 26,700.00 | 27,300.00 | 27,257.55 | 156,390 |
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.