Options Chain for UNITED MICROELECTRONICS CORP SPON ADR NEW (UMC) - $24.47 as of 9/18/2026 3:26:13 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.00 | 21.40 | 23.80 | 22.60 | 21.70 | 0.00 | 0.00% | 11.30 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 7/7/2026 | 9/18/2026 4:00:05 PM EST |
| 3.00 | 20.40 | 22.90 | 21.65 | 20.92 | 0.00 | 0.00% | 7.22 | 0 | 0 | 8.20 | 1.00 | 0.00 | 0.00 | 7/7/2026 | 9/18/2026 4:00:05 PM EST |
| 4.00 | 19.40 | 21.90 | 20.65 | 19.60 | 0.00 | 0.00% | 5.16 | 0 | 0 | 6.79 | 1.00 | 0.00 | 0.00 | 7/7/2026 | 9/18/2026 4:00:05 PM EST |
| 5.00 | 18.80 | 21.40 | 20.10 | 18.89 | 0.00 | 0.00% | 4.02 | 0 | 0 | 6.76 | 1.00 | 0.00 | 0.00 | 7/7/2026 | 9/18/2026 4:00:05 PM EST |
| 6.00 | 17.60 | 20.20 | 18.90 | 17.20 | 0.00 | 0.00% | 3.15 | 0 | 0 | 5.61 | 1.00 | 0.00 | 0.00 | 7/7/2026 | 9/18/2026 4:00:05 PM EST |
| 7.00 | 16.30 | 19.40 | 17.85 | 16.70 | 0.00 | 0.00% | 2.55 | 0 | 9 | 5.26 | 1.00 | 0.00 | 0.00 | 7/13/2026 | 9/18/2026 4:00:05 PM EST |
| 8.00 | 15.80 | 17.90 | 16.85 | 16.00 | 0.00 | 0.00% | 2.11 | 0 | 500 | 4.25 | 1.00 | 0.00 | 0.00 | 7/14/2026 | 9/18/2026 4:00:05 PM EST |
| 9.00 | 14.80 | 16.90 | 15.85 | 16.20 | 0.00 | 0.00% | 1.76 | 0 | 400 | 3.84 | 1.00 | 0.00 | 0.00 | 7/15/2026 | 9/18/2026 4:00:05 PM EST |
| 10.00 | 13.40 | 15.00 | 14.20 | 11.76 | 0.00 | 0.00% | 1.42 | 0 | 535 | 2.27 | 1.00 | 0.00 | 0.00 | 9/8/2026 | 9/18/2026 4:00:05 PM EST |
| 11.00 | 12.40 | 14.90 | 13.65 | 7.25 | 0.00 | 0.00% | 1.24 | 0 | 752 | 3.08 | 1.00 | 0.00 | 0.00 | 8/19/2026 | 9/18/2026 4:00:05 PM EST |
| 12.00 | 11.80 | 14.00 | 12.90 | 10.69 | 0.00 | 0.00% | 1.07 | 0 | 35 | 2.90 | 1.00 | 0.00 | 0.00 | 9/11/2026 | 9/18/2026 4:00:05 PM EST |
| 13.00 | 10.60 | 13.00 | 11.80 | 9.10 | 0.00 | 0.00% | 0.91 | 0 | 3,588 | 2.64 | 1.00 | 0.00 | 0.00 | 9/14/2026 | 9/18/2026 4:00:05 PM EST |
| 14.00 | 9.70 | 12.00 | 10.85 | 6.56 | 0.00 | 0.00% | 0.78 | 0 | 1,760 | 2.40 | 1.00 | 0.00 | 0.00 | 9/1/2026 | 9/18/2026 4:00:05 PM EST |
| 15.00 | 8.60 | 11.00 | 9.80 | 9.55 | +2.48 | +35.08% | 0.65 | 1 | 924 | 2.19 | 1.00 | 0.00 | 0.00 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 16.00 | 7.30 | 9.10 | 8.20 | 6.60 | 0.00 | 0.00% | 0.51 | 0 | 1,507 | 1.30 | 0.99 | 0.01 | -0.01 | 9/16/2026 | 9/18/2026 4:00:05 PM EST |
| 17.00 | 6.90 | 9.00 | 7.95 | 6.80 | 0.00 | 0.00% | 0.47 | 0 | 95 | 1.79 | 0.98 | 0.01 | -0.01 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 18.00 | 6.20 | 7.00 | 6.60 | 6.34 | +0.04 | +0.64% | 0.37 | 25 | 2,938 | 0.93 | 0.96 | 0.02 | -0.01 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 19.00 | 5.10 | 6.10 | 5.60 | 5.60 | -0.06 | -1.06% | 0.29 | 3 | 316 | 0.88 | 0.94 | 0.03 | -0.01 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 20.00 | 4.80 | 5.30 | 5.05 | 4.80 | +0.10 | +2.13% | 0.25 | 22 | 2,246 | 0.69 | 0.90 | 0.04 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 21.00 | 3.90 | 4.30 | 4.10 | 3.57 | -0.36 | -9.16% | 0.20 | 4 | 1,560 | 0.62 | 0.85 | 0.05 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 22.00 | 3.10 | 3.50 | 3.30 | 3.20 | +0.04 | +1.27% | 0.15 | 74 | 1,942 | 0.61 | 0.78 | 0.07 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 23.00 | 2.40 | 2.65 | 2.53 | 2.47 | -0.04 | -1.60% | 0.11 | 163 | 27,058 | 0.57 | 0.70 | 0.09 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 24.00 | 1.75 | 2.05 | 1.90 | 1.79 | -0.11 | -5.79% | 0.08 | 22 | 2,495 | 0.56 | 0.61 | 0.10 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 25.00 | 1.40 | 1.65 | 1.53 | 1.44 | -0.07 | -4.64% | 0.06 | 1,019 | 17,619 | 0.60 | 0.51 | 0.10 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 26.00 | 1.00 | 1.40 | 1.20 | 1.09 | -0.06 | -5.22% | 0.05 | 211 | 29,587 | 0.63 | 0.41 | 0.10 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 27.00 | 0.35 | 0.90 | 0.63 | 0.77 | +0.11 | +16.67% | 0.02 | 18 | 806 | 0.52 | 0.32 | 0.09 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 28.00 | 0.30 | 0.65 | 0.48 | 0.55 | -0.13 | -19.12% | 0.02 | 6 | 367 | 0.55 | 0.25 | 0.08 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 29.00 | 0.35 | 0.55 | 0.45 | 0.40 | -0.06 | -13.05% | 0.02 | 4 | 903 | 0.62 | 0.19 | 0.07 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 30.00 | 0.25 | 0.40 | 0.33 | 0.30 | 0.00 | 0.00% | 0.01 | 81 | 2,291 | 0.63 | 0.15 | 0.06 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 31.00 | 0.00 | 1.30 | 0.65 | 0.29 | 0.00 | 0.00% | 0.02 | 0 | 252 | 1.18 | 0.09 | 0.04 | -0.01 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 32.00 | 0.10 | 0.40 | 0.25 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 135 | 0.70 | 0.09 | 0.04 | -0.01 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 33.00 | 0.05 | 0.20 | 0.13 | 0.12 | -0.01 | -7.70% | 0.00 | 1 | 48 | 0.64 | 0.07 | 0.03 | -0.01 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 34.00 | 0.00 | 0.45 | 0.23 | 0.13 | 0.00 | 0.00% | 0.01 | 0 | 101 | 0.97 | 0.03 | 0.02 | -0.01 | 8/25/2026 | 9/18/2026 4:00:05 PM EST |
| 35.00 | 0.00 | 0.90 | 0.45 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 1,112 | 1.28 | 0.02 | 0.01 | 0.00 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 36.00 | 0.00 | 0.30 | 0.15 | 0.03 | -0.05 | -62.50% | 0.00 | 2 | 177 | 0.98 | 0.02 | 0.01 | 0.00 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 37.00 | 0.00 | 1.05 | 0.53 | 0.40 | 0.00 | 0.00% | 0.01 | 0 | 14 | 1.48 | 0.01 | 0.01 | 0.00 | 8/4/2026 | 9/18/2026 4:00:05 PM EST |
| 38.00 | 0.00 | 1.55 | 0.78 | 0.90 | 0.00 | 0.00% | 0.02 | 0 | 50 | 1.77 | 0.01 | 0.00 | 0.00 | 7/16/2026 | 9/18/2026 4:00:05 PM EST |
| 39.00 | 0.00 | 2.15 | 1.08 | 0.15 | 0.00 | 0.00% | 0.03 | 0 | 22 | 2.09 | 0.00 | 0.00 | 0.00 | 8/7/2026 | 9/18/2026 4:00:05 PM EST |
| 40.00 | 0.00 | 2.15 | 1.08 | 0.05 | 0.00 | 0.00% | 0.03 | 0 | 149 | 2.15 | 0.00 | 0.00 | 0.00 | 9/16/2026 | 9/18/2026 4:00:05 PM EST |
| 41.00 | 0.00 | 0.15 | 0.08 | 0.03 | 0.00 | 0.00% | 0.00 | 0 | 581 | 1.05 | 0.00 | 0.00 | 0.00 | 8/20/2026 | 9/18/2026 4:00:05 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 3.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 3.64 | 0.00 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 4.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 3.13 | 0.00 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 5.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 21 | 3.07 | 0.00 | 0.00 | 0.00 | 6/29/2026 | 9/18/2026 4:00:05 PM EST |
| 6.00 | 0.00 | 0.30 | 0.15 | 0.20 | 0.00 | 0.00% | 0.02 | 0 | 2 | 3.39 | 0.00 | 0.00 | 0.00 | 3/25/2026 | 9/18/2026 4:00:05 PM EST |
| 7.00 | 0.00 | 2.15 | 1.08 | 0.09 | 0.00 | 0.00% | 0.15 | 0 | 7 | 5.80 | 0.00 | 0.00 | 0.00 | 6/9/2026 | 9/18/2026 4:00:05 PM EST |
| 8.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 257 | 3.49 | 0.00 | 0.00 | 0.00 | 8/3/2026 | 9/18/2026 4:00:05 PM EST |
| 9.00 | 0.00 | 0.30 | 0.15 | 0.10 | 0.00 | 0.00% | 0.02 | 0 | 288 | 2.47 | 0.00 | 0.00 | 0.00 | 9/16/2026 | 9/18/2026 4:00:05 PM EST |
| 10.00 | 0.00 | 0.30 | 0.15 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 744 | 2.24 | 0.00 | 0.00 | 0.00 | 8/10/2026 | 9/18/2026 4:00:05 PM EST |
| 11.00 | 0.00 | 0.10 | 0.05 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 349 | 1.62 | 0.00 | 0.00 | 0.00 | 8/26/2026 | 9/18/2026 4:00:05 PM EST |
| 12.00 | 0.00 | 0.30 | 0.15 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 779 | 1.84 | 0.00 | 0.00 | 0.00 | 9/16/2026 | 9/18/2026 4:00:05 PM EST |
| 13.00 | 0.00 | 0.30 | 0.15 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 608 | 1.67 | 0.00 | 0.00 | 0.00 | 9/11/2026 | 9/18/2026 4:00:05 PM EST |
| 14.00 | 0.00 | 0.05 | 0.03 | 0.04 | 0.00 | 0.00% | 0.00 | 0 | 2,754 | 1.05 | 0.00 | 0.00 | 0.00 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 15.00 | 0.00 | 0.10 | 0.05 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 1,849 | 1.06 | 0.00 | 0.00 | 0.00 | 9/15/2026 | 9/18/2026 4:00:05 PM EST |
| 16.00 | 0.00 | 0.10 | 0.05 | 0.04 | 0.00 | 0.00% | 0.00 | 0 | 3,170 | 0.94 | -0.01 | 0.01 | -0.01 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 17.00 | 0.00 | 0.20 | 0.10 | 0.08 | -0.02 | -20.00% | 0.01 | 80 | 4,132 | 0.97 | -0.02 | 0.01 | -0.01 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 18.00 | 0.05 | 0.10 | 0.08 | 0.09 | 0.00 | 0.00% | 0.00 | 0 | 2,085 | 0.68 | -0.04 | 0.02 | -0.01 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 19.00 | 0.10 | 0.40 | 0.25 | 0.20 | +0.01 | +5.27% | 0.01 | 2 | 3,921 | 0.76 | -0.06 | 0.03 | -0.01 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 20.00 | 0.15 | 0.25 | 0.20 | 0.20 | -0.10 | -33.34% | 0.01 | 90 | 2,062 | 0.62 | -0.10 | 0.04 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 21.00 | 0.25 | 0.45 | 0.35 | 0.37 | -0.05 | -11.91% | 0.02 | 3 | 1,793 | 0.61 | -0.15 | 0.05 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 22.00 | 0.50 | 0.65 | 0.58 | 0.55 | -0.09 | -14.07% | 0.03 | 129 | 5,290 | 0.61 | -0.22 | 0.07 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 23.00 | 0.80 | 0.95 | 0.88 | 0.91 | -0.09 | -9.00% | 0.04 | 686 | 604 | 0.61 | -0.30 | 0.09 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 24.00 | 0.70 | 1.35 | 1.03 | 1.31 | -0.11 | -7.75% | 0.04 | 50 | 1,133 | 0.51 | -0.39 | 0.10 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 25.00 | 1.65 | 1.95 | 1.80 | 1.80 | -0.20 | -10.00% | 0.07 | 50 | 678 | 0.61 | -0.49 | 0.10 | -0.03 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 26.00 | 2.05 | 2.50 | 2.28 | 2.90 | 0.00 | 0.00% | 0.09 | 0 | 271 | 0.56 | -0.59 | 0.10 | -0.03 | 9/17/2026 | 9/18/2026 4:00:05 PM EST |
| 27.00 | 2.60 | 3.80 | 3.20 | 6.80 | 0.00 | 0.00% | 0.12 | 0 | 303 | 0.64 | -0.68 | 0.09 | -0.03 | 9/1/2026 | 9/18/2026 4:00:05 PM EST |
| 28.00 | 3.50 | 4.70 | 4.10 | 7.20 | 0.00 | 0.00% | 0.15 | 0 | 140 | 0.69 | -0.75 | 0.08 | -0.02 | 7/13/2026 | 9/18/2026 4:00:05 PM EST |
| 29.00 | 4.60 | 5.50 | 5.05 | 10.24 | 0.00 | 0.00% | 0.17 | 0 | 143 | 0.77 | -0.81 | 0.07 | -0.02 | 8/10/2026 | 9/18/2026 4:00:05 PM EST |
| 30.00 | 4.80 | 6.30 | 5.55 | 6.05 | -7.05 | -53.82% | 0.18 | 1 | 246 | 0.99 | -0.85 | 0.06 | -0.02 | 9/18/2026 | 9/18/2026 4:00:05 PM EST |
| 31.00 | 5.30 | 8.20 | 6.75 | 8.30 | 0.00 | 0.00% | 0.22 | 0 | 9 | 1.45 | -0.91 | 0.04 | -0.01 | 7/15/2026 | 9/18/2026 4:00:05 PM EST |
| 32.00 | 6.50 | 8.80 | 7.65 | 9.60 | 0.00 | 0.00% | 0.24 | 0 | 0 | 1.37 | -0.91 | 0.04 | -0.01 | 7/15/2026 | 9/18/2026 4:00:05 PM EST |
| 33.00 | 6.70 | 9.40 | 8.05 | % | 0.24 | 0 | 0 | 1.27 | -0.93 | 0.03 | -0.01 | 9/18/2026 4:00:05 PM EST | |||
| 34.00 | 7.60 | 11.50 | 9.55 | % | 0.28 | 0 | 0 | 1.81 | -0.97 | 0.02 | -0.01 | 9/18/2026 4:00:05 PM EST | |||
| 35.00 | 10.10 | 11.20 | 10.65 | % | 0.30 | 0 | 0 | 1.31 | -0.98 | 0.01 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 36.00 | 9.70 | 13.50 | 11.60 | % | 0.32 | 0 | 0 | 1.95 | -0.98 | 0.01 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 37.00 | 10.60 | 14.50 | 12.55 | % | 0.34 | 0 | 0 | 2.02 | -0.99 | 0.01 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 38.00 | 12.40 | 14.20 | 13.30 | % | 0.35 | 0 | 0 | 1.50 | -0.99 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 39.00 | 12.60 | 16.50 | 14.55 | % | 0.37 | 0 | 0 | 2.14 | -1.00 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 40.00 | 14.10 | 17.50 | 15.80 | % | 0.40 | 0 | 0 | 2.21 | -1.00 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST | |||
| 41.00 | 15.00 | 18.50 | 16.75 | % | 0.41 | 0 | 0 | 2.26 | -1.00 | 0.00 | 0.00 | 9/18/2026 4:00:05 PM EST |