UMC
United Microelectronic Corp.
stockNYSEADR
At CloseOct 5, 2026 3:59:58 PM EDT
23.97USD-8.755%(-2.30)31,790,780
Pre-marketOct 5, 2026 9:29:30 AM EDT
23.91USD-8.977%(-2.36)
After-hoursOct 5, 2026 4:58:30 PM EDT
24.01USD+0.174%(+0.04)
Expiration Dates
Open interestCallsITM 47,941OTM 54,225PutsITM 1,892OTM 32,633P/C 0.34
Columns
Calls
| Strike | Price | Change | Vol | OI | Last |
|---|---|---|---|---|---|
| 41 C | 0.05 | 0.00% | 2 | 581 | 10-02 |
| 40 C | 0.10 | +100.00% | 2 | 149 | 09-22 |
| 39 C | 0.10 | -33.33% | 2 | 22 | 09-22 |
| 38 C | 0.10 | -88.89% | 2 | 50 | 09-22 |
| 37 C | 0.08 | -46.67% | 2 | 12 | 09-23 |
| 36 C | 0.05 | -87.80% | 1 | 178 | 09-23 |
| 35 C | 0.01 | -85.71% | 1 | 1,115 | 09-25 |
| 34 C | 0.13 | +8.33% | 3 | 117 | 09-23 |
| 33 C | 0.05 | -50.00% | 1 | 53 | 09-29 |
| 32 C | 0.10 | +66.67% | 1 | 148 | 09-30 |
| 31 C | 0.19 | +90.00% | 80 | 310 | 10-02 |
| 30 C | 0.22 | +46.67% | 85 | 2,607 | 10-02 |
| 29 C | 0.38 | +40.74% | 22 | 925 | 10-02 |
| 28 C | 0.60 | +62.16% | 36 | 797 | 10-02 |
| 27 C | 0.89 | +58.93% | 132 | 856 | 10-02 |
| 26 C | 1.30 | +30.00% | 1,203 | 29,363 | 10-02 |
| 25 C | 1.90 | +35.71% | 714 | 16,942 | 10-02 |
| 24 C | 2.55 | +35.64% | 19 | 2,616 | 10-02 |
| 23 C | 3.40 | +30.77% | 830 | 26,376 | 10-02 |
| 22 C | 4.40 | +29.41% | 65 | 1,978 | 10-02 |
| 21 C | 5.20 | +20.93% | 4 | 1,545 | 10-02 |
| 20 C | 6.04 | +21.53% | 7 | 2,185 | 10-02 |
| 19 C | 7.00 | +22.81% | 16 | 299 | 10-02 |
| 18 C | 8.31 | +17.37% | 1 | 2,862 | 10-02 |
| 17 C | 6.80 | +17.44% | 5 | 95 | 09-17 |
| 16 C | 9.30 | +2.54% | 5 | 1,497 | 10-01 |
| 15 C | 9.64 | -3.50% | 3 | 922 | 09-30 |
| 14 C | 11.93 | +81.86% | 1 | 1,759 | 10-02 |
| 13 C | 11.63 | -1.77% | 2 | 3,588 | 09-30 |
| 12 C | 13.25 | +23.95% | 11 | 33 | 09-21 |
| 11 C | 7.25 | -15.70% | 1 | 752 | 08-19 |
| 10 C | 11.76 | +30.67% | 1 | 525 | 09-08 |
| 9 C | 16.20 | +9.46% | 400 | 400 | 07-15 |
| 8 C | 16.00 | +661.90% | 500 | 500 | 07-14 |
| 7 C | 16.70 | -9.24% | 9 | 9 | 07-13 |
| 6 C | 17.20 | -15.69% | 10 | 0 | 07-07 |
| 5 C | 18.89 | -12.14% | 2 | 0 | 07-07 |
| 4 C | 19.60 | -2.97% | 57 | 0 | 07-07 |
| 3 C | 20.92 | -9.40% | 64 | 0 | 07-07 |
| 2 C | 21.70 | -10.14% | 68 | 0 | 07-07 |
Puts
| Strike | Price | Change | Vol | OI | Last |
|---|---|---|---|---|---|
| 41 P | — | — | 0 | 0 | — |
| 40 P | — | — | 0 | 0 | — |
| 39 P | — | — | 0 | 0 | — |
| 38 P | — | — | 0 | 0 | — |
| 37 P | — | — | 0 | 0 | — |
| 36 P | — | — | 0 | 0 | — |
| 35 P | — | — | 0 | 0 | — |
| 34 P | — | — | 0 | 0 | — |
| 33 P | — | — | 0 | 0 | — |
| 32 P | 9.60 | 0.00% | 4 | 0 | 07-15 |
| 31 P | 8.30 | 0.00% | 9 | 9 | 07-15 |
| 30 P | 6.05 | -53.82% | 1 | 246 | 09-18 |
| 29 P | 10.24 | +29.62% | 10 | 143 | 08-10 |
| 28 P | 7.20 | +12.50% | 44 | 140 | 07-13 |
| 27 P | 2.77 | +13.06% | 7 | 315 | 09-29 |
| 26 P | 1.01 | -43.89% | 2 | 269 | 10-02 |
| 25 P | 0.60 | -53.85% | 44 | 770 | 10-02 |
| 24 P | 0.35 | -56.25% | 193 | 1,431 | 10-02 |
| 23 P | 0.20 | -44.44% | 23 | 1,189 | 10-02 |
| 22 P | 0.10 | -61.54% | 45 | 5,370 | 10-02 |
| 21 P | 0.05 | -50.00% | 13 | 1,813 | 10-02 |
| 20 P | 0.03 | -57.14% | 138 | 2,012 | 10-02 |
| 19 P | 0.04 | +33.33% | 4 | 3,907 | 10-01 |
| 18 P | 0.04 | -20.00% | 16 | 2,055 | 10-02 |
| 17 P | 0.05 | +25.00% | 2 | 4,049 | 10-01 |
| 16 P | 0.02 | +100.00% | 2 | 3,166 | 10-01 |
| 15 P | 0.02 | -60.00% | 1 | 1,846 | 09-29 |
| 14 P | 0.03 | -40.00% | 10 | 2,744 | 09-22 |
| 13 P | 0.05 | 0.00% | 4 | 604 | 09-23 |
| 12 P | 0.05 | 0.00% | 1 | 779 | 09-16 |
| 11 P | 0.10 | -58.33% | 20 | 349 | 08-26 |
| 10 P | 0.10 | -50.00% | 1 | 744 | 08-10 |
| 9 P | 0.10 | -33.33% | 1 | 288 | 09-16 |
| 8 P | 0.05 | -50.00% | 4 | 257 | 08-03 |
| 7 P | 0.09 | -70.97% | 2 | 7 | 06-09 |
| 6 P | 0.20 | 0.00% | 2 | 2 | 03-25 |
| 5 P | 0.05 | -66.67% | 14 | 21 | 06-29 |
| 4 P | — | — | 0 | 0 | — |
| 3 P | — | — | 0 | 0 | — |
| 2 P | — | — | 0 | 0 | — |