Stock listing
TWSE:2484 Siward Crystal Technology Co., Ltd (希華) 股價
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Share price · TWSE:2484
$70.60 TWD -4.60 (-6.1%)
Close on Oct 30, 2026
- Day range
- $69.00 – $72.00 TWDOct 30, 2026
- Volume
- 5.11M sharesOct 30, 2026
- Market cap
- $11.26B TWDAt the close on Oct 30, 2026 · price × 159.4M shares outstanding
- 52-week range
- $19.60 – $102.00 TWDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $1.23B TWDMedian day 13.24M shares · 1 day with no trades · last 3 months, Jul 30, 2026 – Oct 30, 2026

Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · TWSE:2484 · TWD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $70.60 | -4.60 | -6.1% | $71.70 | $72.00 | $69.00 | 5,113,030 | |
| $75.20 | -2.70 | -3.5% | $77.70 | $79.40 | $74.70 | 4,667,593 | |
| $77.90 | +2.70 | +3.6% | $76.90 | $78.40 | $76.40 | 3,954,648 | |
| $75.20 | -1.50 | -2.0% | $77.50 | $79.00 | $75.00 | 5,631,253 | |
| $76.70 | 0.00 | 0.0% | $76.70 | $76.70 | $76.70 | 0 | |
| $76.70 | -5.70 | -6.9% | $83.00 | $83.50 | $76.70 | 11,237,539 | |
| $82.40 | +0.40 | +0.5% | $85.00 | $85.40 | $81.30 | 11,893,690 | |
| $82.00 | +0.70 | +0.9% | $81.30 | $85.50 | $80.20 | 14,903,118 | |
| $81.30 | -1.70 | -2.0% | $81.00 | $82.40 | $78.80 | 10,019,563 | |
| $83.00 | -1.90 | -2.2% | $85.50 | $87.40 | $81.80 | 19,518,889 | |
| $84.90 | -6.60 | -7.2% | $87.60 | $92.00 | $84.90 | 25,042,272 | |
| $91.50 | +5.60 | +6.5% | $86.50 | $93.70 | $84.10 | 30,948,409 | |
| $85.90 | -5.20 | -5.7% | $88.80 | $90.50 | $85.80 | 18,339,661 | |
| $91.10 | +0.50 | +0.6% | $89.00 | $91.40 | $87.40 | 19,401,403 | |
| $90.60 | +3.50 | +4.0% | $86.00 | $92.20 | $83.50 | 40,514,008 | |
| $87.10 | +6.70 | +8.3% | $80.70 | $88.20 | $80.00 | 23,318,668 | |
| $80.40 | -6.00 | -6.9% | $86.90 | $87.20 | $80.20 | 19,595,912 | |
| $86.40 | -0.10 | -0.1% | $87.50 | $94.80 | $85.70 | 33,785,977 | |
| $86.50 | +1.90 | +2.2% | $85.20 | $89.00 | $84.20 | 45,893,984 | |
| $84.60 | +6.60 | +8.5% | $78.40 | $85.80 | $77.30 | 39,755,714 | |
| $78.00 | +1.10 | +1.4% | $77.50 | $79.70 | $76.40 | 23,811,665 | |
| $76.90 | +4.10 | +5.6% | $75.00 | $79.50 | $74.20 | 30,019,572 | |
| $72.80 | -0.10 | -0.1% | $73.20 | $75.00 | $71.10 | 13,151,239 | |
| $72.90 | +3.30 | +4.7% | $70.70 | $75.00 | $68.60 | 18,256,380 | |
| $69.60 | -0.40 | -0.6% | $71.00 | $71.20 | $69.60 | 2,925,885 | |
| $70.00 | -0.40 | -0.6% | $71.00 | $71.20 | $70.00 | 2,621,406 | |
| $70.40 | +0.10 | +0.1% | $71.90 | $72.20 | $70.00 | 4,092,250 | |
| $70.30 | -1.10 | -1.5% | $71.50 | $73.70 | $70.20 | 7,465,545 | |
| $71.40 | +3.40 | +5.0% | $68.90 | $72.00 | $68.50 | 7,847,190 | |
| $68.00 | +0.80 | +1.2% | $66.80 | $69.80 | $66.80 | 4,676,280 | |
| $67.20 | +0.50 | +0.7% | $65.40 | $68.50 | $64.70 | 3,515,336 | |
| $66.70 | -2.00 | -2.9% | $67.20 | $67.50 | $66.20 | 3,459,979 | |
| $68.70 | -1.80 | -2.6% | $69.80 | $69.90 | $67.30 | 4,757,161 | |
| $70.50 | +1.50 | +2.2% | $71.60 | $73.10 | $69.50 | 7,981,211 | |
| $69.00 | -1.30 | -1.8% | $71.10 | $72.00 | $68.80 | 4,437,566 | |
| $70.30 | -0.10 | -0.1% | $71.60 | $72.20 | $70.30 | 5,809,183 | |
| $70.40 | +0.30 | +0.4% | $71.00 | $72.50 | $69.30 | 5,906,668 | |
| $70.10 | -4.40 | -5.9% | $74.90 | $75.20 | $70.00 | 9,988,991 | |
| $74.50 | -2.20 | -2.9% | $76.70 | $77.80 | $74.50 | 8,653,703 | |
| $76.70 | +2.70 | +3.6% | $74.20 | $79.20 | $74.20 | 11,498,573 | |
| $74.00 | -2.10 | -2.8% | $75.50 | $76.20 | $73.60 | 6,531,594 | |
| $76.10 | -0.50 | -0.7% | $77.20 | $78.90 | $74.80 | 15,266,700 | |
| $76.60 | -0.10 | -0.1% | $77.40 | $79.40 | $75.80 | 20,345,086 | |
| $76.70 | -2.60 | -3.3% | $79.30 | $81.00 | $76.00 | 35,764,181 | |
| $79.30 | +7.20 | +10.0% | $72.50 | $79.30 | $70.10 | 18,011,686 | |
| $72.10 | -4.40 | -5.8% | $75.00 | $75.80 | $72.10 | 10,834,873 | |
| $76.50 | +5.40 | +7.6% | $71.30 | $78.20 | $71.30 | 27,887,191 | |
| $71.10 | -1.90 | -2.6% | $75.50 | $76.90 | $71.10 | 8,291,071 | |
| $73.00 | +1.10 | +1.5% | $69.00 | $74.50 | $68.60 | 7,671,448 | |
| $71.90 | -3.10 | -4.1% | $75.20 | $75.40 | $70.50 | 8,739,584 | |
| $75.00 | +2.20 | +3.0% | $74.20 | $76.40 | $73.00 | 18,630,359 | |
| $72.80 | -3.10 | -4.1% | $76.60 | $77.20 | $71.80 | 13,240,886 | |
| $75.90 | +2.00 | +2.7% | $74.50 | $80.70 | $74.30 | 28,138,980 | |
| $73.90 | +0.60 | +0.8% | $72.70 | $75.30 | $72.70 | 10,610,100 | |
| $73.30 | -1.00 | -1.3% | $74.70 | $76.40 | $73.30 | 15,516,725 | |
| $74.30 | +2.60 | +3.6% | $75.80 | $78.40 | $72.80 | 27,302,143 | |
| $71.70 | +0.50 | +0.7% | $72.80 | $74.50 | $68.90 | 18,321,744 | |
| $71.20 | +0.70 | +1.0% | $71.30 | $72.20 | $68.20 | 14,104,404 | |
| $70.50 | +0.60 | +0.9% | $71.70 | $74.00 | $69.10 | 39,627,223 | |
| $69.90 | +6.30 | +9.9% | $63.20 | $69.90 | $63.20 | 30,053,311 | |
| $63.60 | +2.50 | +4.1% | $61.20 | $67.10 | $60.70 | 19,068,052 | |
| $61.10 | +3.50 | +6.1% | $62.70 | $63.20 | $59.80 | 18,441,001 | |
| $57.60 | -1.70 | -2.9% | $58.30 | $63.00 | $56.70 | 25,596,584 |
- Ticker
- TWSE:2484
- Asset type
- Stock
- Sector
- Technology
- Industry
- Electronics & hardware
- Exchange
- TWSE
- Currency
- TWD
What changed lately
Latest news release · Jul 2, 2026
Siward Crystal Technology May Net Profit T$24 Million, +168.57% Y/Y
Latest news
Siward Crystal Technology May Net Profit T$24 Million, +168.57% Y/Y
Jul 2, 2026
Closed $87.70 (+9.9%) on Jul 2, 2026
Table: Siward Crystal Technology May Rev NT$214.8M Vs NT$205.2M
Jun 8, 2026
Closed $60.80 (+9.9%) on Jun 9, 2026
Table: Siward Crystal Technology Apr Rev NT$233.7M Vs NT$233.6M
May 8, 2026
Closed $39.60 (-5.3%) on May 11, 2026
Table: Siward Crystal Technology Mar Rev NT$200.6M Vs NT$210.2M
Apr 8, 2026
Closed $30.20 (+3.8%) on Apr 8, 2026
Siward Crystal Says To Sell Rakon Shares To Bourns For NZ$43.43 Mln
Jan 28, 2026
Closed $30.45 (+0.8%) on Jan 29, 2026
Siward Crystal Technology Co., Ltd on 6ix
- Sector
- Technology
- Industry
- Electronics & hardware
- News releases
- 5 in the last 12 months · 5 in all · newest Jul 2, 2026 · oldest 2026
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