JNK Heaters Co. Ltd historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-04-21 | 4,020.00 | 4,080.00 | 3,955.00 | 3,970.00 | 3,970.00 | 182,607 |
| 2026-04-20 | 4,070.00 | 4,120.00 | 4,020.00 | 4,020.00 | 4,020.00 | 137,732 |
| 2026-04-17 | 4,020.00 | 4,080.00 | 3,935.00 | 4,070.00 | 4,070.00 | 125,835 |
| 2026-04-16 | 4,090.00 | 4,100.00 | 3,995.00 | 4,030.00 | 4,030.00 | 142,530 |
| 2026-04-15 | 4,145.00 | 4,175.00 | 4,020.00 | 4,035.00 | 4,035.00 | 271,085 |
| 2026-04-14 | 4,000.00 | 4,180.00 | 3,960.00 | 4,120.00 | 4,120.00 | 467,624 |
| 2026-04-13 | 3,920.00 | 3,995.00 | 3,865.00 | 3,930.00 | 3,930.00 | 134,179 |
| 2026-04-10 | 3,950.00 | 4,030.00 | 3,890.00 | 3,950.00 | 3,950.00 | 272,114 |
| 2026-04-09 | 3,895.00 | 3,965.00 | 3,835.00 | 3,950.00 | 3,950.00 | 302,942 |
| 2026-04-08 | 3,680.00 | 3,990.00 | 3,675.00 | 3,975.00 | 3,975.00 | 439,821 |
| 2026-04-07 | 3,700.00 | 3,740.00 | 3,610.00 | 3,610.00 | 3,610.00 | 95,155 |
| 2026-04-06 | 3,690.00 | 3,740.00 | 3,670.00 | 3,700.00 | 3,700.00 | 63,912 |
| 2026-04-03 | 3,560.00 | 3,705.00 | 3,560.00 | 3,690.00 | 3,690.00 | 68,151 |
| 2026-04-02 | 3,615.00 | 3,750.00 | 3,505.00 | 3,560.00 | 3,560.00 | 128,879 |
| 2026-04-01 | 3,610.00 | 3,735.00 | 3,610.00 | 3,695.00 | 3,695.00 | 60,742 |
| 2026-03-31 | 3,650.00 | 3,655.00 | 3,525.00 | 3,570.00 | 3,570.00 | 67,992 |
| 2026-03-30 | 3,700.00 | 3,700.00 | 3,600.00 | 3,630.00 | 3,630.00 | 91,930 |
| 2026-03-27 | 3,770.00 | 3,770.00 | 3,660.00 | 3,740.00 | 3,740.00 | 70,868 |
| 2026-03-26 | 3,790.00 | 3,815.00 | 3,710.00 | 3,765.00 | 3,765.00 | 114,832 |
| 2026-03-25 | 3,805.00 | 3,830.00 | 3,735.00 | 3,760.00 | 3,760.00 | 112,671 |
| 2026-03-24 | 3,710.00 | 3,800.00 | 3,650.00 | 3,735.00 | 3,735.00 | 53,501 |
| 2026-03-23 | 3,800.00 | 3,800.00 | 3,665.00 | 3,675.00 | 3,675.00 | 92,561 |
| 2026-03-20 | 3,685.00 | 3,925.00 | 3,685.00 | 3,800.00 | 3,800.00 | 281,203 |
| 2026-03-19 | 3,680.00 | 3,770.00 | 3,615.00 | 3,660.00 | 3,660.00 | 78,882 |
| 2026-03-18 | 3,645.00 | 3,710.00 | 3,615.00 | 3,675.00 | 3,675.00 | 70,853 |
| 2026-03-17 | 3,650.00 | 3,740.00 | 3,605.00 | 3,655.00 | 3,655.00 | 50,017 |
| 2026-03-16 | 3,710.00 | 3,710.00 | 3,615.00 | 3,635.00 | 3,635.00 | 64,545 |
| 2026-03-13 | 3,790.00 | 3,835.00 | 3,715.00 | 3,730.00 | 3,730.00 | 93,070 |
| 2026-03-12 | 3,630.00 | 3,850.00 | 3,615.00 | 3,800.00 | 3,800.00 | 169,192 |
| 2026-03-11 | 3,595.00 | 3,695.00 | 3,550.00 | 3,640.00 | 3,640.00 | 74,267 |
| 2026-03-10 | 3,670.00 | 3,705.00 | 3,580.00 | 3,600.00 | 3,600.00 | 71,682 |
| 2026-03-09 | 3,560.00 | 3,650.00 | 3,480.00 | 3,600.00 | 3,600.00 | 84,344 |
| 2026-03-06 | 3,555.00 | 3,715.00 | 3,510.00 | 3,670.00 | 3,670.00 | 120,942 |
| 2026-03-05 | 3,400.00 | 3,630.00 | 3,400.00 | 3,610.00 | 3,610.00 | 128,794 |
| 2026-03-04 | 3,685.00 | 3,685.00 | 3,315.00 | 3,320.00 | 3,320.00 | 302,767 |
| 2026-03-03 | 3,710.00 | 3,900.00 | 3,670.00 | 3,710.00 | 3,710.00 | 199,897 |
| 2026-02-27 | 3,800.00 | 3,860.00 | 3,695.00 | 3,710.00 | 3,710.00 | 124,374 |
| 2026-02-26 | 3,900.00 | 3,940.00 | 3,775.00 | 3,800.00 | 3,800.00 | 213,372 |
| 2026-02-25 | 3,865.00 | 3,965.00 | 3,865.00 | 3,900.00 | 3,900.00 | 88,702 |
| 2026-02-24 | 3,860.00 | 3,895.00 | 3,810.00 | 3,895.00 | 3,895.00 | 92,378 |
| 2026-02-23 | 3,880.00 | 3,915.00 | 3,830.00 | 3,860.00 | 3,860.00 | 112,238 |
| 2026-02-20 | 3,855.00 | 3,940.00 | 3,850.00 | 3,875.00 | 3,875.00 | 83,536 |
| 2026-02-19 | 3,865.00 | 3,890.00 | 3,780.00 | 3,880.00 | 3,880.00 | 113,364 |
| 2026-02-13 | 3,840.00 | 3,840.00 | 3,760.00 | 3,840.00 | 3,840.00 | 75,634 |
| 2026-02-12 | 3,865.00 | 3,900.00 | 3,810.00 | 3,860.00 | 3,860.00 | 67,279 |
| 2026-02-11 | 3,830.00 | 3,930.00 | 3,810.00 | 3,860.00 | 3,860.00 | 56,337 |
| 2026-02-10 | 3,780.00 | 3,930.00 | 3,780.00 | 3,860.00 | 3,860.00 | 184,103 |
| 2026-02-09 | 3,785.00 | 3,860.00 | 3,765.00 | 3,810.00 | 3,810.00 | 51,245 |
| 2026-02-06 | 3,840.00 | 3,840.00 | 3,625.00 | 3,765.00 | 3,765.00 | 111,174 |
| 2026-02-05 | 3,895.00 | 3,945.00 | 3,805.00 | 3,845.00 | 3,845.00 | 106,141 |
| 2026-02-04 | 3,820.00 | 3,880.00 | 3,750.00 | 3,870.00 | 3,870.00 | 76,355 |
| 2026-02-03 | 3,745.00 | 3,850.00 | 3,680.00 | 3,850.00 | 3,850.00 | 145,457 |
| 2026-02-02 | 3,795.00 | 3,815.00 | 3,660.00 | 3,695.00 | 3,695.00 | 116,585 |
| 2026-01-30 | 3,870.00 | 3,980.00 | 3,805.00 | 3,855.00 | 3,855.00 | 241,402 |
| 2026-01-29 | 3,700.00 | 3,865.00 | 3,655.00 | 3,850.00 | 3,850.00 | 229,220 |
| 2026-01-28 | 3,735.00 | 3,740.00 | 3,655.00 | 3,700.00 | 3,700.00 | 160,340 |
| 2026-01-27 | 3,765.00 | 3,765.00 | 3,630.00 | 3,735.00 | 3,735.00 | 82,366 |
| 2026-01-26 | 3,710.00 | 3,750.00 | 3,680.00 | 3,735.00 | 3,735.00 | 116,637 |
| 2026-01-23 | 3,575.00 | 3,730.00 | 3,575.00 | 3,675.00 | 3,675.00 | 87,246 |
| 2026-01-22 | 3,600.00 | 3,620.00 | 3,535.00 | 3,600.00 | 3,600.00 | 99,137 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2025-12-29 | 50.0000 KRW |
| 2024-12-27 | 50.0000 KRW |
| 2023-12-27 | 100.0000 KRW |
| 2022-12-28 | 100.0000 KRW |
Open, high, low and close are as traded (KRW). Adjusted close accounts for splits and dividends. Educational only, not financial advice.