Stock listing
TWSE:3622 Young Fast Optoelectronics Co., Ltd (洋華) 股價
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Share price · TWSE:3622
$41.65 TWD -0.35 (-0.8%)
Close on Oct 30, 2026
- Day range
- $40.70 – $42.25 TWDOct 30, 2026
- Volume
- 258,872 sharesOct 30, 2026
- Market cap
- $6.30B TWDAt the close on Oct 30, 2026 · price × 151.3M shares outstanding
- 52-week range
- $40.70 – $73.80 TWDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $15.83M TWDMedian day 255,409 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:3622 · TWD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $41.65 | -0.35 | -0.8% | $42.25 | $42.25 | $40.70 | 258,872 | |
| $42.00 | -0.30 | -0.7% | $42.40 | $42.45 | $41.90 | 162,698 | |
| $42.30 | -0.05 | -0.1% | $42.90 | $43.20 | $42.10 | 154,796 | |
| $42.35 | -1.05 | -2.4% | $43.00 | $43.00 | $42.05 | 255,409 | |
| $43.40 | 0.00 | 0.0% | $43.40 | $43.40 | $43.40 | 0 | |
| $43.40 | -0.50 | -1.1% | $43.95 | $44.15 | $43.30 | 274,535 | |
| $43.90 | -0.10 | -0.2% | $44.00 | $44.50 | $43.90 | 100,193 | |
| $44.00 | -0.40 | -0.9% | $44.30 | $44.70 | $43.90 | 156,805 | |
| $44.40 | -0.65 | -1.4% | $44.35 | $44.60 | $44.00 | 311,256 | |
| $45.05 | -0.25 | -0.6% | $45.30 | $45.70 | $44.95 | 132,100 | |
| $45.30 | -0.45 | -1.0% | $45.60 | $45.60 | $44.70 | 222,190 | |
| $45.75 | +0.15 | +0.3% | $45.50 | $45.95 | $45.45 | 141,951 | |
| $45.60 | -0.30 | -0.7% | $45.50 | $45.60 | $45.00 | 135,063 | |
| $45.90 | -0.30 | -0.6% | $45.90 | $46.00 | $44.75 | 261,399 | |
| $46.20 | -0.85 | -1.8% | $46.70 | $47.70 | $46.15 | 283,050 | |
| $47.05 | +0.40 | +0.9% | $46.10 | $48.50 | $46.10 | 384,000 | |
| $46.65 | +0.45 | +1.0% | $46.25 | $46.65 | $45.90 | 170,000 | |
| $46.20 | +0.20 | +0.4% | $46.00 | $46.70 | $45.55 | 266,457 | |
| $46.00 | +0.10 | +0.2% | $45.90 | $46.55 | $45.80 | 180,026 | |
| $45.90 | -0.20 | -0.4% | $46.10 | $46.10 | $45.85 | 82,051 | |
| $46.10 | +1.45 | +3.2% | $45.20 | $46.20 | $45.20 | 190,049 | |
| $44.65 | +0.45 | +1.0% | $44.20 | $44.75 | $44.00 | 111,044 | |
| $44.20 | -0.25 | -0.6% | $44.20 | $44.65 | $44.00 | 186,300 | |
| $44.45 | -0.70 | -1.6% | $45.50 | $45.50 | $44.40 | 206,358 | |
| $45.15 | -0.70 | -1.5% | $45.60 | $45.60 | $45.10 | 201,592 | |
| $45.85 | -0.65 | -1.4% | $45.45 | $46.50 | $45.45 | 135,051 | |
| $46.50 | +0.55 | +1.2% | $46.90 | $46.90 | $45.80 | 210,099 | |
| $45.95 | +0.70 | +1.5% | $45.60 | $46.25 | $45.20 | 401,079 | |
| $45.25 | +0.45 | +1.0% | $45.55 | $45.75 | $44.90 | 170,349 | |
| $44.80 | +0.15 | +0.3% | $44.95 | $45.40 | $44.75 | 201,100 | |
| $44.65 | -0.65 | -1.4% | $45.00 | $45.25 | $43.50 | 356,003 | |
| $45.30 | -1.80 | -3.8% | $47.25 | $47.25 | $45.05 | 430,156 | |
| $47.10 | -1.40 | -2.9% | $48.50 | $48.50 | $47.10 | 372,306 | |
| $48.50 | -1.10 | -2.2% | $49.40 | $49.40 | $48.35 | 421,700 | |
| $49.60 | -3.90 | -7.3% | $50.40 | $50.50 | $49.60 | 350,290 | |
| $53.50 | +0.80 | +1.5% | $53.00 | $53.50 | $52.70 | 666,102 | |
| $52.70 | 0.00 | 0.0% | $53.00 | $53.00 | $52.50 | 410,005 | |
| $52.70 | -0.70 | -1.3% | $53.40 | $53.70 | $52.70 | 510,476 | |
| $53.40 | +0.30 | +0.6% | $53.10 | $53.50 | $53.00 | 239,009 | |
| $53.10 | 0.00 | 0.0% | $53.00 | $53.60 | $53.00 | 494,055 | |
| $53.10 | -0.40 | -0.7% | $53.50 | $53.60 | $53.00 | 310,801 | |
| $53.50 | +0.20 | +0.4% | $53.70 | $53.70 | $53.00 | 319,350 | |
| $53.30 | +0.20 | +0.4% | $53.80 | $53.80 | $53.10 | 494,303 | |
| $53.10 | -0.40 | -0.7% | $54.00 | $54.00 | $52.90 | 643,649 | |
| $53.50 | -0.30 | -0.6% | $53.30 | $53.50 | $52.20 | 906,000 | |
| $53.80 | +4.00 | +8.0% | $52.70 | $54.50 | $52.60 | 1,712,570 | |
| $49.80 | +1.10 | +2.3% | $48.70 | $49.80 | $48.70 | 203,000 | |
| $48.70 | 0.00 | 0.0% | $49.00 | $49.00 | $48.50 | 283,000 | |
| $48.70 | -0.65 | -1.3% | $49.35 | $49.35 | $48.30 | 324,513 | |
| $49.35 | -0.65 | -1.3% | $50.00 | $50.20 | $48.80 | 448,461 | |
| $50.00 | -2.10 | -4.0% | $51.80 | $51.80 | $49.70 | 832,455 | |
| $52.10 | -3.10 | -5.6% | $53.20 | $53.30 | $50.60 | 1,073,001 | |
| $55.20 | +0.10 | +0.2% | $55.30 | $55.50 | $55.00 | 121,150 | |
| $55.10 | +0.20 | +0.4% | $55.00 | $55.40 | $54.90 | 169,050 | |
| $54.90 | +0.60 | +1.1% | $54.30 | $55.20 | $54.30 | 214,001 | |
| $54.30 | -0.10 | -0.2% | $54.40 | $54.60 | $53.90 | 253,010 | |
| $54.40 | +0.40 | +0.7% | $54.20 | $55.10 | $54.00 | 299,000 | |
| $54.00 | 0.00 | 0.0% | $53.70 | $54.00 | $53.40 | 111,050 | |
| $54.00 | +0.30 | +0.6% | $54.10 | $54.60 | $54.00 | 166,291 | |
| $53.70 | -0.20 | -0.4% | $53.30 | $54.00 | $53.30 | 182,074 | |
| $53.90 | +0.90 | +1.7% | $53.00 | $54.40 | $52.90 | 208,049 | |
| $53.00 | +2.20 | +4.3% | $52.20 | $53.50 | $52.20 | 275,070 | |
| $50.80 | -0.90 | -1.7% | $51.60 | $52.00 | $50.70 | 266,079 |
- Ticker
- TWSE:3622
- Asset type
- Stock
- Exchange
- TWSE
- Currency
- TWD
What changed lately
Latest news release · Jun 8, 2026
Table: Young Fast Optoelecs May Rev NT$137.7M Vs NT$138.9M
Latest deck · May 12, 2026
Q1 2026 Earnings Presentation
Earnings · 5 slides
Latest news
Table: Young Fast Optoelecs May Rev NT$137.7M Vs NT$138.9M
Jun 8, 2026
Closed $56.10 (-5.1%) on Jun 8, 2026
Table: Young Fast Optoelecs Apr Rev NT$137.5M Vs NT$115.4M
May 7, 2026
Closed $57.10 (+2.7%) on May 7, 2026
Table: Young Fast Optoelecs Mar Rev NT$106.2M Vs NT$108.8M
Apr 8, 2026
Closed $55.40 (-2.6%) on Apr 9, 2026
Decks
Q1 2026 Earnings Presentation
Earnings · 5 slides · May 12, 2026
Q3 2025 Earnings Presentation
Earnings · 5 slides · Nov 18, 2025
FY2024 Earnings Presentation
Earnings · 5 slides · Apr 7, 2025
Q2 2024 Earnings Presentation
Earnings · 5 slides · Sep 20, 2024
Young Fast Optoelectronics Co., Ltd on 6ix
- News releases
- 3 in the last 12 months · 3 in all · newest Jun 8, 2026 · oldest 2026
- Decks
- 6 decks · latest May 12, 2026
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