Stock listing
TPEx:6203 Sea Sonic Electronics Co., Ltd. (海韻電) 股價
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Share price · TPEX:6203
$55.70 TWD -0.40 (-0.7%)
Close on Oct 30, 2026
- Day range
- $55.10 – $55.80 TWDOct 30, 2026
- Volume
- 62,080 sharesOct 30, 2026
- Market cap
- $4.59B TWDAt the close on Oct 30, 2026 · price × 82.40M shares outstanding
- 52-week range
- $55.10 – $87.70 TWDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $3.82M TWDMedian day 54,000 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 · TPEX:6203 · TWD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $55.70 | -0.40 | -0.7% | $55.50 | $55.80 | $55.10 | 62,080 | |
| $56.10 | -0.20 | -0.4% | $56.30 | $56.50 | $56.00 | 56,857 | |
| $56.30 | 0.00 | 0.0% | $56.30 | $57.80 | $56.30 | 40,342 | |
| $56.30 | -0.20 | -0.4% | $57.50 | $57.80 | $56.30 | 45,197 | |
| $56.50 | 0.00 | 0.0% | $56.50 | $56.50 | $56.50 | 0 | |
| $56.50 | -0.40 | -0.7% | $56.50 | $56.90 | $56.50 | 37,907 | |
| $56.90 | +0.20 | +0.4% | $56.70 | $58.20 | $56.70 | 30,503 | |
| $56.70 | -0.20 | -0.4% | $56.50 | $56.90 | $56.50 | 45,474 | |
| $56.90 | -0.80 | -1.4% | $56.70 | $57.60 | $56.70 | 51,696 | |
| $57.70 | -0.30 | -0.5% | $57.70 | $57.80 | $57.50 | 66,002 | |
| $58.00 | -0.80 | -1.4% | $58.60 | $58.90 | $57.90 | 122,000 | |
| $58.80 | +0.10 | +0.2% | $58.90 | $59.00 | $58.70 | 40,000 | |
| $58.70 | -1.10 | -1.8% | $59.10 | $59.40 | $58.60 | 95,000 | |
| $59.80 | -0.10 | -0.2% | $60.00 | $60.50 | $58.90 | 45,060 | |
| $59.90 | +0.10 | +0.2% | $59.80 | $60.00 | $58.50 | 67,017 | |
| $59.80 | 0.00 | 0.0% | $59.80 | $59.80 | $59.30 | 73,000 | |
| $59.80 | -0.20 | -0.3% | $60.00 | $60.00 | $59.80 | 35,080 | |
| $60.00 | -0.30 | -0.5% | $60.30 | $60.50 | $59.90 | 37,340 | |
| $60.30 | 0.00 | 0.0% | $60.30 | $61.00 | $59.90 | 30,118 | |
| $60.30 | +0.30 | +0.5% | $60.00 | $60.30 | $59.90 | 54,000 | |
| $60.00 | +0.10 | +0.2% | $59.60 | $60.20 | $59.60 | 87,000 | |
| $59.90 | +0.30 | +0.5% | $59.40 | $59.90 | $59.20 | 58,000 | |
| $59.60 | -0.30 | -0.5% | $59.90 | $59.90 | $59.60 | 22,000 | |
| $59.90 | +0.40 | +0.7% | $59.90 | $60.00 | $59.50 | 31,112 | |
| $59.50 | -0.50 | -0.8% | $60.00 | $60.00 | $59.50 | 54,025 | |
| $60.00 | +0.40 | +0.7% | $60.00 | $60.00 | $59.40 | 35,050 | |
| $59.60 | 0.00 | 0.0% | $60.00 | $60.00 | $59.60 | 65,000 | |
| $59.60 | +0.10 | +0.2% | $60.10 | $60.30 | $59.40 | 46,341 | |
| $59.50 | +0.20 | +0.3% | $60.80 | $61.00 | $59.40 | 45,000 | |
| $59.30 | -0.40 | -0.7% | $60.00 | $60.40 | $59.30 | 39,012 | |
| $59.70 | -0.20 | -0.3% | $60.80 | $60.80 | $59.70 | 53,030 | |
| $59.90 | -0.20 | -0.3% | $60.00 | $60.00 | $59.50 | 65,100 | |
| $60.10 | +0.10 | +0.2% | $60.20 | $60.20 | $60.00 | 44,030 | |
| $60.00 | -0.40 | -0.7% | $60.20 | $60.40 | $60.00 | 72,050 | |
| $60.40 | +0.20 | +0.3% | $60.20 | $60.60 | $60.00 | 31,000 | |
| $60.20 | -0.50 | -0.8% | $60.50 | $60.60 | $60.10 | 32,056 | |
| $60.70 | +0.40 | +0.7% | $60.30 | $60.80 | $60.20 | 22,000 | |
| $60.30 | -0.60 | -1.0% | $61.00 | $61.00 | $60.00 | 43,010 | |
| $60.90 | +0.60 | +1.0% | $60.30 | $61.00 | $60.30 | 116,000 | |
| $60.30 | +0.50 | +0.8% | $60.00 | $60.30 | $59.80 | 53,030 | |
| $59.80 | +0.20 | +0.3% | $59.60 | $59.80 | $59.50 | 60,426 | |
| $59.60 | -0.10 | -0.2% | $60.00 | $60.00 | $59.50 | 42,302 | |
| $59.70 | 0.00 | 0.0% | $60.00 | $60.10 | $59.60 | 95,000 | |
| $59.70 | -0.20 | -0.3% | $60.00 | $60.10 | $59.70 | 40,002 | |
| $59.90 | 0.00 | 0.0% | $59.60 | $59.90 | $59.60 | 44,000 | |
| $59.90 | -0.30 | -0.5% | $60.10 | $60.90 | $59.80 | 73,000 | |
| $60.20 | -0.10 | -0.2% | $60.30 | $60.50 | $59.90 | 53,275 | |
| $60.30 | 0.00 | 0.0% | $60.60 | $60.80 | $60.30 | 50,000 | |
| $60.30 | +0.50 | +0.8% | $59.80 | $60.40 | $59.80 | 56,000 | |
| $59.80 | -0.50 | -0.8% | $60.40 | $60.40 | $59.70 | 80,000 | |
| $60.30 | +0.20 | +0.3% | $60.20 | $60.40 | $60.10 | 61,700 | |
| $60.10 | -0.20 | -0.3% | $60.40 | $60.50 | $59.80 | 166,000 | |
| $60.30 | -0.80 | -1.3% | $61.10 | $61.10 | $60.30 | 165,000 | |
| $61.10 | +0.40 | +0.7% | $61.30 | $61.50 | $60.70 | 50,000 | |
| $60.70 | -0.30 | -0.5% | $61.00 | $61.00 | $60.50 | 70,160 | |
| $61.00 | 0.00 | 0.0% | $61.80 | $62.10 | $60.70 | 101,014 | |
| $61.00 | +0.40 | +0.7% | $61.40 | $61.50 | $60.60 | 89,034 | |
| $60.60 | -0.40 | -0.7% | $61.00 | $61.00 | $60.40 | 62,100 | |
| $61.00 | 0.00 | 0.0% | $61.60 | $62.10 | $61.00 | 81,059 | |
| $61.00 | -3.30 | -5.1% | $60.70 | $61.10 | $60.40 | 115,015 | |
| $64.30 | -0.40 | -0.6% | $64.70 | $66.40 | $64.30 | 213,076 | |
| $64.70 | +0.90 | +1.4% | $65.80 | $65.80 | $64.40 | 70,550 | |
| $63.80 | -0.70 | -1.1% | $64.00 | $65.00 | $63.70 | 115,000 |
- Ticker
- TPEx:6203
- Asset type
- Stock
- Sector
- Technology
- Industry
- Electronics & hardware
- Exchange
- TPEx
- Currency
- TWD
Decks
Q1 2025 Earnings Presentation
Earnings · 36 slides · Jun 6, 2025
Q1 2025 Earnings Presentation
Earnings · 36 slides · Jun 6, 2025
Q1 2024 Earnings Presentation
Earnings · 53 slides · Jun 14, 2024
Q1 2024 Earnings Presentation
Earnings · 54 slides · Jun 14, 2024
Sea Sonic Electronics Co., Ltd. on 6ix
- Sector
- Technology
- Industry
- Electronics & hardware
- Decks
- 8 decks · latest Jun 6, 2025
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