Acer Cyber Security Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-16 | 177.00 | 183.00 | 177.00 | 179.50 | 179.50 | 200,395 |
| 2026-10-15 | 180.00 | 182.00 | 175.00 | 175.50 | 175.50 | 179,042 |
| 2026-10-14 | 180.00 | 187.00 | 180.00 | 182.50 | 182.50 | 162,062 |
| 2026-10-13 | 181.00 | 181.00 | 178.00 | 178.50 | 178.50 | 120,110 |
| 2026-10-12 | 177.50 | 179.50 | 177.00 | 179.50 | 179.50 | 88,564 |
| 2026-10-08 | 177.00 | 180.00 | 177.00 | 178.00 | 178.00 | 101,035 |
| 2026-10-07 | 179.00 | 181.00 | 177.50 | 178.00 | 178.00 | 180,300 |
| 2026-10-06 | 178.00 | 180.50 | 176.00 | 176.50 | 176.50 | 177,030 |
| 2026-10-05 | 177.50 | 177.50 | 174.00 | 177.00 | 177.00 | 160,000 |
| 2026-10-02 | 177.00 | 178.50 | 175.50 | 176.00 | 176.00 | 57,000 |
| 2026-10-01 | 177.00 | 177.50 | 175.00 | 177.00 | 177.00 | 102,000 |
| 2026-09-30 | 178.00 | 179.50 | 175.00 | 177.00 | 177.00 | 182,168 |
| 2026-09-29 | 181.00 | 181.00 | 176.50 | 177.50 | 177.50 | 113,050 |
| 2026-09-24 | 180.00 | 181.00 | 177.50 | 179.00 | 179.00 | 105,004 |
| 2026-09-23 | 178.50 | 179.00 | 177.00 | 178.50 | 178.50 | 154,010 |
| 2026-09-22 | 180.00 | 181.50 | 178.00 | 180.00 | 180.00 | 167,030 |
| 2026-09-21 | 186.00 | 186.00 | 176.50 | 180.50 | 180.50 | 331,410 |
| 2026-09-18 | 179.00 | 190.00 | 178.50 | 186.50 | 186.50 | 536,110 |
| 2026-09-17 | 179.50 | 180.00 | 174.00 | 178.00 | 178.00 | 308,240 |
| 2026-09-16 | 184.50 | 187.00 | 179.00 | 181.00 | 181.00 | 744,708 |
| 2026-09-15 | 201.00 | 201.00 | 182.50 | 183.50 | 183.50 | 2,251,819 |
| 2026-09-14 | 181.00 | 188.00 | 181.00 | 188.00 | 188.00 | 547,146 |
| 2026-09-11 | 165.50 | 174.00 | 165.50 | 171.00 | 171.00 | 469,398 |
| 2026-09-10 | 163.00 | 163.00 | 160.50 | 160.50 | 160.50 | 29,400 |
| 2026-09-09 | 162.00 | 162.50 | 161.50 | 161.50 | 161.50 | 17,000 |
| 2026-09-08 | 162.00 | 162.50 | 162.00 | 162.00 | 162.00 | 12,008 |
| 2026-09-07 | 163.00 | 163.50 | 162.50 | 163.00 | 163.00 | 19,001 |
| 2026-09-04 | 163.00 | 164.50 | 162.00 | 162.50 | 162.50 | 41,000 |
| 2026-09-03 | 166.50 | 166.50 | 162.50 | 162.50 | 162.50 | 29,014 |
| 2026-09-02 | 164.00 | 165.50 | 163.00 | 165.50 | 165.50 | 32,000 |
| 2026-09-01 | 165.00 | 165.50 | 164.00 | 164.00 | 164.00 | 30,109 |
| 2026-08-31 | 164.50 | 165.00 | 164.00 | 164.50 | 164.50 | 16,010 |
| 2026-08-28 | 165.00 | 166.50 | 163.50 | 165.00 | 165.00 | 43,035 |
| 2026-08-27 | 165.00 | 165.00 | 164.50 | 165.00 | 165.00 | 21,120 |
| 2026-08-26 | 165.00 | 165.00 | 163.50 | 164.00 | 164.00 | 32,006 |
| 2026-08-25 | 165.00 | 166.00 | 164.50 | 164.50 | 164.50 | 49,078 |
| 2026-08-24 | 166.00 | 166.00 | 164.00 | 164.50 | 164.50 | 26,007 |
| 2026-08-21 | 163.00 | 165.00 | 163.00 | 164.00 | 164.00 | 16,029 |
| 2026-08-20 | 163.00 | 163.50 | 162.50 | 162.50 | 162.50 | 26,420 |
| 2026-08-19 | 162.50 | 163.50 | 162.50 | 162.50 | 162.50 | 12,117 |
| 2026-08-18 | 166.50 | 166.50 | 162.00 | 162.50 | 162.50 | 18,111 |
| 2026-08-17 | 165.50 | 165.50 | 164.00 | 164.50 | 164.50 | 29,010 |
| 2026-08-14 | 168.00 | 168.00 | 165.50 | 165.50 | 165.50 | 17,080 |
| 2026-08-13 | 165.00 | 168.00 | 163.50 | 168.00 | 168.00 | 89,012 |
| 2026-08-12 | 164.00 | 164.50 | 162.00 | 163.00 | 163.00 | 46,310 |
| 2026-08-11 | 165.00 | 165.50 | 164.00 | 164.00 | 164.00 | 21,000 |
| 2026-08-10 | 164.50 | 165.00 | 164.00 | 164.00 | 164.00 | 20,000 |
| 2026-08-07 | 163.50 | 165.00 | 163.50 | 164.50 | 164.50 | 14,859 |
| 2026-08-06 | 166.50 | 166.50 | 164.00 | 165.00 | 165.00 | 40,001 |
| 2026-08-05 | 163.00 | 166.00 | 163.00 | 164.50 | 164.50 | 55,000 |
| 2026-08-04 | 159.50 | 162.50 | 159.50 | 161.50 | 161.50 | 39,085 |
| 2026-08-03 | 160.50 | 163.50 | 159.50 | 162.50 | 162.50 | 48,040 |
| 2026-07-31 | 159.50 | 161.00 | 159.50 | 161.00 | 161.00 | 56,085 |
| 2026-07-30 | 157.00 | 159.00 | 156.50 | 157.50 | 157.50 | 49,224 |
| 2026-07-29 | 160.00 | 161.00 | 155.00 | 156.00 | 156.00 | 91,104 |
| 2026-07-28 | 161.50 | 161.50 | 159.50 | 159.50 | 159.50 | 66,006 |
| 2026-07-27 | 162.50 | 163.00 | 162.00 | 162.50 | 162.50 | 11,000 |
| 2026-07-24 | 164.50 | 164.50 | 162.00 | 162.50 | 162.50 | 30,022 |
| 2026-07-23 | 166.00 | 166.50 | 163.00 | 165.00 | 165.00 | 39,015 |
| 2026-07-22 | 166.00 | 166.00 | 164.00 | 165.50 | 165.50 | 37,000 |
Page 1 of 2 · 62 trading daysOlder →
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-06-25 | 9.0000 TWD |
| 2025-07-03 | 6.0000 TWD |
| 2024-06-06 | 5.0467 TWD |
| 2023-06-01 | 4.3664 TWD |
| 2022-05-27 | 3.5899 TWD |
| 2021-08-19 | 3.2036 TWD |
| 2020-08-20 | 2.8553 TWD |
| 2019-07-15 | 2.8553 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.