Stock listing
TWSE:1321 Ocean Plastics Co., Ltd. (大洋) 股價
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Share price · TWSE:1321
$34.95 TWD -0.40 (-1.1%)
Close on Oct 30, 2026
- Day range
- $34.50 – $35.20 TWDOct 30, 2026
- Volume
- 148,122 sharesOct 30, 2026
- Market cap
- $7.71B TWDAt the close on Oct 30, 2026 · price × 220.7M shares outstanding
- 52-week range
- $28.05 – $36.75 TWDLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $4.67M TWDMedian day 95,000 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 · TWSE:1321 · TWD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $34.95 | -0.40 | -1.1% | $35.20 | $35.20 | $34.50 | 148,122 | |
| $35.35 | -0.10 | -0.3% | $35.45 | $35.50 | $35.00 | 97,341 | |
| $35.45 | +0.20 | +0.6% | $35.20 | $35.45 | $35.10 | 83,604 | |
| $35.25 | +0.30 | +0.9% | $34.75 | $35.25 | $34.70 | 101,800 | |
| $34.95 | 0.00 | 0.0% | $34.95 | $34.95 | $34.95 | 0 | |
| $34.95 | +0.15 | +0.4% | $34.75 | $35.00 | $34.60 | 158,523 | |
| $34.80 | -0.30 | -0.9% | $35.10 | $35.60 | $34.60 | 176,025 | |
| $35.10 | -0.75 | -2.1% | $35.50 | $35.85 | $34.95 | 202,408 | |
| $35.85 | -0.30 | -0.8% | $35.40 | $36.05 | $35.40 | 158,033 | |
| $36.15 | +0.15 | +0.4% | $36.45 | $36.50 | $35.40 | 324,183 | |
| $36.00 | +0.60 | +1.7% | $35.40 | $36.75 | $35.15 | 927,415 | |
| $35.40 | +2.35 | +7.1% | $33.10 | $35.45 | $33.10 | 731,110 | |
| $33.05 | +0.10 | +0.3% | $32.80 | $33.15 | $32.75 | 149,000 | |
| $32.95 | +0.30 | +0.9% | $32.65 | $33.00 | $32.65 | 80,000 | |
| $32.65 | +0.20 | +0.6% | $32.50 | $32.85 | $32.50 | 98,100 | |
| $32.45 | +0.10 | +0.3% | $32.40 | $32.50 | $32.20 | 132,000 | |
| $32.35 | +0.05 | +0.2% | $32.45 | $32.50 | $32.20 | 223,000 | |
| $32.30 | -0.05 | -0.2% | $32.50 | $32.55 | $32.30 | 67,000 | |
| $32.35 | -0.15 | -0.5% | $32.50 | $32.50 | $32.10 | 41,000 | |
| $32.50 | +0.10 | +0.3% | $32.45 | $32.50 | $32.15 | 45,000 | |
| $32.40 | +0.05 | +0.2% | $32.40 | $32.40 | $32.00 | 76,000 | |
| $32.35 | -0.10 | -0.3% | $32.40 | $32.40 | $32.05 | 114,000 | |
| $32.45 | -0.05 | -0.2% | $32.35 | $32.55 | $32.20 | 56,000 | |
| $32.50 | 0.00 | 0.0% | $32.65 | $32.65 | $32.35 | 122,000 | |
| $32.50 | -0.10 | -0.3% | $32.75 | $32.75 | $32.20 | 67,000 | |
| $32.60 | -0.10 | -0.3% | $33.05 | $33.05 | $32.50 | 79,100 | |
| $32.70 | +0.20 | +0.6% | $33.00 | $33.00 | $32.55 | 93,000 | |
| $32.50 | +0.20 | +0.6% | $32.35 | $32.60 | $31.85 | 208,000 | |
| $32.30 | +0.15 | +0.5% | $32.20 | $32.35 | $32.00 | 29,000 | |
| $32.15 | -0.15 | -0.5% | $31.90 | $32.30 | $31.90 | 36,026 | |
| $32.30 | +0.30 | +0.9% | $31.80 | $32.30 | $31.75 | 43,020 | |
| $32.00 | -0.25 | -0.8% | $32.05 | $32.30 | $31.95 | 48,000 | |
| $32.25 | -0.25 | -0.8% | $32.20 | $32.45 | $32.10 | 63,000 | |
| $32.50 | +0.15 | +0.5% | $32.20 | $32.50 | $32.15 | 53,000 | |
| $32.35 | -0.20 | -0.6% | $32.50 | $32.55 | $32.20 | 61,200 | |
| $32.55 | +0.05 | +0.2% | $32.70 | $32.70 | $32.30 | 66,000 | |
| $32.50 | -0.10 | -0.3% | $32.30 | $32.60 | $32.20 | 73,200 | |
| $32.60 | -0.15 | -0.5% | $32.80 | $33.10 | $32.40 | 57,100 | |
| $32.75 | +0.10 | +0.3% | $32.50 | $32.75 | $32.30 | 32,000 | |
| $32.65 | +0.40 | +1.2% | $32.10 | $32.80 | $32.10 | 95,000 | |
| $32.25 | -0.90 | -2.7% | $33.05 | $33.20 | $32.10 | 224,000 | |
| $33.15 | -0.60 | -1.8% | $33.75 | $33.75 | $33.00 | 151,100 | |
| $33.75 | 0.00 | 0.0% | $33.95 | $34.00 | $33.65 | 145,000 | |
| $33.75 | +0.70 | +2.1% | $33.10 | $34.10 | $33.05 | 507,004 | |
| $33.05 | +0.75 | +2.3% | $32.75 | $33.15 | $32.50 | 302,000 | |
| $32.30 | 0.00 | 0.0% | $32.40 | $32.40 | $32.10 | 56,002 | |
| $32.30 | -0.05 | -0.2% | $32.30 | $32.40 | $32.25 | 87,000 | |
| $32.35 | +0.55 | +1.7% | $32.15 | $32.35 | $31.80 | 55,146 | |
| $31.80 | +0.05 | +0.2% | $31.65 | $31.80 | $31.60 | 56,000 | |
| $31.75 | -0.05 | -0.2% | $31.65 | $31.95 | $31.65 | 46,000 | |
| $31.80 | -0.05 | -0.2% | $31.65 | $31.85 | $31.65 | 89,000 | |
| $31.85 | -0.50 | -1.5% | $32.10 | $32.40 | $31.65 | 171,000 | |
| $32.35 | +0.05 | +0.2% | $32.30 | $32.75 | $32.05 | 207,000 | |
| $32.30 | +0.35 | +1.1% | $32.05 | $32.45 | $32.00 | 145,000 | |
| $31.95 | -0.25 | -0.8% | $32.30 | $32.35 | $31.75 | 82,100 | |
| $32.20 | +0.30 | +0.9% | $31.90 | $32.20 | $31.90 | 122,000 | |
| $31.90 | +0.20 | +0.6% | $31.95 | $32.05 | $31.75 | 64,000 | |
| $31.70 | +0.10 | +0.3% | $31.60 | $31.85 | $31.55 | 110,004 | |
| $31.60 | +0.05 | +0.2% | $31.85 | $31.90 | $31.40 | 71,000 | |
| $31.55 | -0.40 | -1.3% | $31.65 | $31.95 | $31.30 | 157,006 | |
| $31.95 | -0.65 | -2.0% | $32.45 | $32.50 | $31.85 | 193,001 | |
| $32.60 | +0.45 | +1.4% | $32.30 | $32.65 | $32.30 | 156,000 | |
| $32.15 | 0.00 | 0.0% | $32.35 | $32.35 | $31.85 | 141,000 |
- Ticker
- TWSE:1321
- Asset type
- Stock
- Exchange
- TWSE
- Currency
- TWD
Latest news
Ocean Plastics Co., Ltd. on 6ix
- News releases
- 5 in all · newest Aug 11, 2022 · oldest 2022
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