Acon Optics Communications, Inc. 6820
TPEX · Taiwan · Electronic Technology
TWD 375.00+14.50 (+4.02%)
Market open· · TWD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
Market open· · TWD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
| Date | Close | Change | Open | High | Low | Volume |
|---|---|---|---|---|---|---|
| 2026-09-30 | TWD 360.00 | +2.27% | TWD 356.50 | TWD 366.50 | TWD 348.50 | 93.21K |
| 2026-09-29 | TWD 352.00 | -2.49% | TWD 361.50 | TWD 361.50 | TWD 347.00 | 94.73K |
| 2026-09-24 | TWD 361.00 | -2.83% | TWD 370.00 | TWD 370.00 | TWD 354.50 | 56.74K |
| 2026-09-23 | TWD 371.50 | +1.23% | TWD 375.00 | TWD 375.00 | TWD 352.50 | 99.26K |
| 2026-09-22 | TWD 367.00 | +3.09% | TWD 358.00 | TWD 388.50 | TWD 357.00 | 205.79K |
| 2026-09-21 | TWD 356.00 | -0.14% | TWD 361.00 | TWD 370.50 | TWD 349.00 | 165.79K |
| 2026-09-18 | TWD 356.50 | +11.06% | TWD 328.00 | TWD 373.00 | TWD 327.00 | 193.26K |
| 2026-09-17 | TWD 321.00 | +0.78% | TWD 318.00 | TWD 334.50 | TWD 307.00 | 174.05K |
| 2026-09-16 | TWD 318.50 | +4.77% | TWD 303.50 | TWD 324.00 | TWD 294.00 | 87.46K |
| 2026-09-15 | TWD 304.00 | 0.00% | TWD 303.00 | TWD 305.50 | TWD 284.00 | 345.79K |
| 2026-09-14 | TWD 304.00 | -2.56% | TWD 315.00 | TWD 315.00 | TWD 287.50 | 527.45K |
| 2026-09-11 | TWD 312.00 | -7.00% | TWD 321.50 | TWD 323.50 | TWD 306.50 | 117.08K |
| 2026-09-10 | TWD 335.50 | -2.19% | TWD 350.00 | TWD 350.00 | TWD 322.00 | 109.40K |
| 2026-09-09 | TWD 343.00 | -8.90% | TWD 377.50 | TWD 385.00 | TWD 336.00 | 192.21K |
| 2026-09-08 | TWD 376.50 | +14.26% | TWD 337.50 | TWD 406.50 | TWD 337.50 | 464.15K |
| 2026-09-07 | TWD 329.50 | +0.15% | TWD 330.50 | TWD 342.00 | TWD 314.00 | 140.58K |
| 2026-09-04 | TWD 329.00 | +0.92% | TWD 326.00 | TWD 341.50 | TWD 319.00 | 112.09K |
| 2026-09-03 | TWD 326.00 | +1.24% | TWD 322.00 | TWD 336.50 | TWD 317.00 | 74.29K |
| 2026-09-02 | TWD 322.00 | -2.42% | TWD 324.00 | TWD 328.50 | TWD 313.50 | 64.44K |
| 2026-09-01 | TWD 330.00 | +3.29% | TWD 319.50 | TWD 336.50 | TWD 318.50 | 145.69K |
| 2026-08-31 | TWD 319.50 | -1.08% | TWD 320.00 | TWD 323.00 | TWD 309.00 | 25.89K |
| 2026-08-28 | TWD 323.00 | -0.92% | TWD 314.00 | TWD 336.00 | TWD 304.00 | 108.22K |
| 2026-08-27 | TWD 326.00 | +1.88% | TWD 314.00 | TWD 345.50 | TWD 312.00 | 129.26K |
| 2026-08-26 | TWD 320.00 | +0.95% | TWD 320.00 | TWD 320.50 | TWD 308.00 | 95.12K |
| 2026-08-25 | TWD 317.00 | +1.93% | TWD 317.00 | TWD 331.00 | TWD 300.50 | 121.81K |
| 2026-08-24 | TWD 311.00 | -6.47% | TWD 336.50 | TWD 341.50 | TWD 311.00 | 72.28K |
| 2026-08-21 | TWD 332.50 | -0.15% | TWD 334.00 | TWD 344.00 | TWD 328.50 | 64.94K |
| 2026-08-20 | TWD 333.00 | -2.06% | TWD 345.00 | TWD 352.50 | TWD 314.50 | 90.59K |
| 2026-08-19 | TWD 340.00 | -4.09% | TWD 353.00 | TWD 355.00 | TWD 320.00 | 151.53K |
| 2026-08-18 | TWD 354.50 | +4.26% | TWD 351.50 | TWD 376.00 | TWD 340.00 | 258.96K |
| 2026-08-17 | TWD 340.00 | +11.66% | TWD 304.50 | TWD 342.50 | TWD 304.50 | 327.23K |
| 2026-08-14 | TWD 304.50 | +0.83% | TWD 300.00 | TWD 312.00 | TWD 291.50 | 103.35K |
| 2026-08-13 | TWD 302.00 | +5.59% | TWD 286.00 | TWD 317.00 | TWD 286.00 | 153.64K |
| 2026-08-12 | TWD 286.00 | -2.39% | TWD 292.00 | TWD 292.00 | TWD 275.00 | 52.03K |
| 2026-08-11 | TWD 293.00 | 0.00% | TWD 297.00 | TWD 315.50 | TWD 272.00 | 180.87K |
| 2026-08-10 | TWD 293.00 | +2.63% | TWD 290.00 | TWD 304.00 | TWD 289.50 | 79.85K |
| 2026-08-07 | TWD 285.50 | +3.82% | TWD 280.00 | TWD 293.50 | TWD 280.00 | 56.31K |
| 2026-08-06 | TWD 275.00 | -1.61% | TWD 271.00 | TWD 280.50 | TWD 254.00 | 67.04K |
| 2026-08-05 | TWD 279.50 | +4.88% | TWD 266.50 | TWD 295.50 | TWD 266.50 | 107.18K |
| 2026-08-04 | TWD 266.50 | +8.78% | TWD 239.00 | TWD 280.00 | TWD 243.50 | 55.33K |
| 2026-08-03 | TWD 245.00 | +2.08% | TWD 239.00 | TWD 248.50 | TWD 236.00 | 11.14K |
| 2026-07-31 | TWD 240.00 | +13.21% | TWD 220.00 | TWD 244.00 | TWD 220.00 | 27.61K |
| 2026-07-30 | TWD 212.00 | -3.42% | TWD 215.00 | TWD 225.50 | TWD 205.00 | 57.79K |
| 2026-07-29 | TWD 219.50 | -8.73% | TWD 241.00 | TWD 248.00 | TWD 203.50 | 67.64K |
| 2026-07-28 | TWD 240.50 | -6.78% | TWD 258.00 | TWD 258.00 | TWD 232.00 | 42.37K |
| 2026-07-27 | TWD 258.00 | -2.64% | TWD 258.00 | TWD 270.00 | TWD 246.00 | 22.50K |
| 2026-07-24 | TWD 265.00 | +2.71% | TWD 253.50 | TWD 280.50 | TWD 247.00 | 61.82K |
| 2026-07-23 | TWD 258.00 | -1.15% | TWD 266.00 | TWD 278.00 | TWD 247.00 | 32.90K |
| 2026-07-22 | TWD 261.00 | +2.76% | TWD 260.00 | TWD 273.50 | TWD 259.00 | 41.18K |
| 2026-07-21 | TWD 254.00 | +1.60% | TWD 250.50 | TWD 263.50 | TWD 249.50 | 28.87K |
| 2026-07-20 | TWD 250.00 | 0.00% | TWD 251.50 | TWD 263.00 | TWD 237.50 | 33.45K |
| 2026-07-17 | TWD 250.00 | -5.66% | TWD 261.50 | TWD 270.00 | TWD 245.00 | 37.88K |
| 2026-07-16 | TWD 265.00 | -6.03% | TWD 282.00 | TWD 282.00 | TWD 259.50 | 40.90K |
| 2026-07-15 | TWD 282.00 | +11.90% | TWD 252.00 | TWD 288.00 | TWD 252.00 | 91.24K |
| 2026-07-14 | TWD 252.00 | -5.62% | TWD 260.00 | TWD 260.00 | TWD 238.50 | 59.68K |
| 2026-07-13 | TWD 267.00 | +11.72% | TWD 237.00 | TWD 267.00 | TWD 237.00 | 159.08K |
| 2026-07-10 | TWD 239.00 | 0.00% | TWD 239.00 | TWD 239.00 | TWD 239.00 | 0 |
| 2026-07-09 | TWD 239.00 | -0.21% | TWD 244.00 | TWD 245.00 | TWD 234.50 | 24.87K |
| 2026-07-08 | TWD 239.50 | -0.62% | TWD 239.50 | TWD 251.00 | TWD 235.00 | 48.52K |
| 2026-07-07 | TWD 241.00 | -6.23% | TWD 256.00 | TWD 256.00 | TWD 227.50 | 91.78K |
| 2026-07-06 | TWD 257.00 | +0.39% | TWD 255.00 | TWD 267.00 | TWD 247.50 | 37.09K |
| 2026-07-03 | TWD 256.00 | +3.02% | TWD 249.00 | TWD 261.00 | TWD 245.00 | 32.13K |
| 2026-07-02 | TWD 248.50 | -3.87% | TWD 251.00 | TWD 260.00 | TWD 240.00 | 47.57K |
| 2026-07-01 | TWD 258.50 | -0.96% | TWD 261.00 | TWD 265.00 | TWD 249.00 | 36.94K |
| 2026-06-30 | TWD 261.00 | +3.16% | TWD 253.00 | TWD 270.00 | TWD 252.50 | 43.10K |
| 2026-06-29 | TWD 253.00 | -2.69% | TWD 260.00 | TWD 267.00 | TWD 232.50 | 94.11K |
| 2026-06-26 | TWD 260.00 | -4.24% | TWD 270.00 | TWD 271.00 | TWD 254.00 | 65.98K |
| 2026-06-25 | TWD 271.50 | -3.04% | TWD 280.00 | TWD 287.00 | TWD 259.00 | 51.06K |
| 2026-06-24 | TWD 280.00 | -1.06% | TWD 288.00 | TWD 288.00 | TWD 268.50 | 18.60K |
| 2026-06-23 | TWD 283.00 | -0.88% | TWD 291.00 | TWD 300.00 | TWD 275.50 | 37.73K |
| 2026-06-22 | TWD 285.50 | -2.89% | TWD 296.00 | TWD 296.00 | TWD 271.00 | 128.27K |
| 2026-06-18 | TWD 294.00 | -0.34% | TWD 295.00 | TWD 296.00 | TWD 287.00 | 52.22K |
| 2026-06-17 | TWD 295.00 | -1.50% | TWD 292.50 | TWD 299.00 | TWD 287.00 | 40.68K |
| 2026-06-16 | TWD 299.50 | -3.70% | TWD 311.00 | TWD 321.00 | TWD 287.00 | 77.86K |
| 2026-06-15 | TWD 311.00 | +13.71% | TWD 278.00 | TWD 322.00 | TWD 278.00 | 213.35K |
| 2026-06-12 | TWD 273.50 | +1.11% | TWD 270.00 | TWD 291.50 | TWD 267.00 | 60.81K |
| 2026-06-11 | TWD 270.50 | +3.64% | TWD 260.00 | TWD 293.50 | TWD 252.00 | 98.65K |
| 2026-06-10 | TWD 261.00 | -8.10% | TWD 282.00 | TWD 282.00 | TWD 254.00 | 63.40K |
| 2026-06-09 | TWD 284.00 | +5.97% | TWD 268.00 | TWD 285.50 | TWD 267.00 | 93.33K |
| 2026-06-08 | TWD 268.00 | -7.90% | TWD 271.00 | TWD 283.00 | TWD 261.00 | 99.68K |
| 2026-06-05 | TWD 291.00 | -6.28% | TWD 314.00 | TWD 314.00 | TWD 282.50 | 167.29K |
| 2026-06-04 | TWD 310.50 | -5.77% | TWD 320.00 | TWD 329.00 | TWD 300.50 | 111.58K |
| 2026-06-03 | TWD 329.50 | +10.76% | TWD 296.50 | TWD 339.50 | TWD 296.50 | 214.28K |
| 2026-06-02 | TWD 297.50 | -2.78% | TWD 308.00 | TWD 313.50 | TWD 286.50 | 32.63K |
| 2026-06-01 | TWD 306.00 | +1.66% | TWD 297.00 | TWD 311.00 | TWD 296.00 | 182.64K |
| 2026-05-29 | TWD 301.00 | +1.86% | TWD 300.50 | TWD 301.00 | TWD 290.00 | 55.26K |
| 2026-05-28 | TWD 295.50 | -7.37% | TWD 320.50 | TWD 320.50 | TWD 287.00 | 145.38K |
| 2026-05-27 | TWD 319.00 | +7.77% | TWD 286.00 | TWD 341.50 | TWD 284.00 | 311.60K |
| 2026-05-26 | TWD 296.00 | +0.34% | TWD 298.00 | TWD 298.00 | TWD 275.50 | 78.84K |
| 2026-05-25 | TWD 295.00 | -0.34% | TWD 292.00 | TWD 316.00 | TWD 292.00 | 145.13K |