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UMC
United Microelectronic Corp.
stock NYSE ADR

At Close

Jul 23, 2026 3:59:59 PM EDT

20.88USD-1.926%(-0.41)9,188,085

17.77Bid 20.91Ask 3.14Spread

Pre-market

Jul 23, 2026 9:29:30 AM EDT

20.51USD-3.680%(-0.78)50,237

After-hours

Jul 23, 2026 4:40:30 PM EDT

20.88USD-0.021%(0.00)2,202,224

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Oct 16, 2026 Jan 15, 2027 Jan 21, 2028

ITM/OTM for Jan 15, 2027View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
22,264	7,756	2,899	15,012

UMC Jan 15, 2027 Exp. - Volume by Strike

Puts

Calls

UMC Jan 15, 2027 Exp. - Open Interest by Strike

Puts

Calls

UMC Jan 15, 2027 Exp. - Max Pain @ $12.00

Puts

Calls

UMC Jan 15, 2027 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
41 C	1.30	+18.18%	1	41	07-21	UMC270115C00041000
40 C	1.15	-25.81%	251	375	07-20	UMC270115C00040000
39 C	4.50	0%	8	8	06-25	UMC270115C00039000
38 C	2.10	-27.59%	24	30	07-16	UMC270115C00038000
37 C	2.00	-26.47%	2	10	07-16	UMC270115C00037000
36 C	1.55	-32.61%	1	28	07-20	UMC270115C00036000
35 C	1.89	+0.53%	10	739	07-22	UMC270115C00035000
34 C	1.75	-30.00%	3	21	07-20	UMC270115C00034000
33 C	2.40	-22.58%	39	47	07-17	UMC270115C00033000
32 C	2.05	-19.61%	2	156	07-20	UMC270115C00032000
31 C	2.45	-9.26%	35	178	07-21	UMC270115C00031000
30 C	2.70	+5.06%	11	904	07-22	UMC270115C00030000
29 C	2.75	+10.00%	3	224	07-21	UMC270115C00029000
28 C	2.70	-15.63%	9	230	07-20	UMC270115C00028000
27 C	2.95	-15.71%	41	261	07-20	UMC270115C00027000
26 C	3.40	+6.25%	50	1,509	07-22	UMC270115C00026000
25 C	3.70	+5.71%	1	1,991	07-22	UMC270115C00025000
24 C	3.95	-0.50%	30	291	07-22	UMC270115C00024000
23 C	4.40	+7.58%	5	59	07-22	UMC270115C00023000
22 C	4.12	-16.77%	1	286	07-21	UMC270115C00022000
21 C	5.10	+4.72%	22	368	07-21	UMC270115C00021000
20 C	5.60	+1.82%	13	4,733	07-22	UMC270115C00020000
19 C	5.80	-22.67%	1	271	07-20	UMC270115C00019000
18 C	9.63	+18.89%	4	607	07-08	UMC270115C00018000
17 C	7.10	-25.26%	1	217	07-22	UMC270115C00017000
16 C	7.17	+3.61%	1	142	07-20	UMC270115C00016000
15 C	8.50	+13.33%	1	4,757	07-22	UMC270115C00015000
14 C	8.55	-27.05%	23	172	07-17	UMC270115C00014000
13 C	13.00	-3.70%	1	67	07-15	UMC270115C00013000
12 C	9.50	-16.67%	1	2,813	07-20	UMC270115C00012000
11 C	15.30	-11.30%	28	30	06-29	UMC270115C00011000
10 C	12.10	+7.08%	95	8,262	07-21	UMC270115C00010000
9 C	6.40	+56.10%	5	5	05-07	UMC270115C00009000
8 C	9.23	+53.83%	15	23	05-14	UMC270115C00008000
7 C	19.00	+8.26%	5	88	07-15	UMC270115C00007000
6 C	0	0%	0			UMC270115C00006000
5 C	18.50	-10.63%	345	60	07-07	UMC270115C00005000
4 C	20.00	-10.51%	15	6	07-07	UMC270115C00004000
3 C	21.00	-9.87%	10	4	07-07	UMC270115C00003000
2 C	21.86	-8.76%	17	6	07-07	UMC270115C00002000
1 C	22.60	-5.83%	44	1	07-07	UMC270115C00001000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
41 P	19.00	+1.33%	1	1	07-13	UMC270115P00041000
40 P	0	0%	0			UMC270115P00040000
39 P	0	0%	0			UMC270115P00039000
38 P	0	0%	0			UMC270115P00038000
37 P	0	0%	0			UMC270115P00037000
36 P	15.20	+16.03%	2	47	07-07	UMC270115P00036000
35 P	13.61	+9.76%	5	58	07-13	UMC270115P00035000
34 P	12.20	+5.17%	20	46	07-06	UMC270115P00034000
33 P	10.90	0%	9	9	06-25	UMC270115P00033000
32 P	10.30	-6.36%	1	52	06-30	UMC270115P00032000
31 P	10.20	0%	21	21	06-26	UMC270115P00031000
30 P	10.93	+10.40%	4	86	07-21	UMC270115P00030000
29 P	8.80	0%	39	38	06-26	UMC270115P00029000
28 P	8.30	+3.75%	6	62	07-13	UMC270115P00028000
27 P	8.70	+14.47%	32	421	07-17	UMC270115P00027000
26 P	7.90	+3.95%	33	201	07-17	UMC270115P00026000
25 P	7.50	+4.17%	2	223	07-20	UMC270115P00025000
24 P	6.60	+13.79%	27	233	07-17	UMC270115P00024000
23 P	5.90	+18.00%	670	1,017	07-17	UMC270115P00023000
22 P	5.10	0.00%	17	266	07-22	UMC270115P00022000
21 P	4.60	-4.17%	62	118	07-21	UMC270115P00021000
20 P	3.90	0.00%	268	357	07-21	UMC270115P00020000
19 P	3.40	-1.45%	91	897	07-22	UMC270115P00019000
18 P	2.85	-3.39%	3	876	07-22	UMC270115P00018000
17 P	2.50	+2.04%	19	2,108	07-22	UMC270115P00017000
16 P	2.05	0.00%	1	1,549	07-22	UMC270115P00016000
15 P	1.70	+21.43%	3	167	07-17	UMC270115P00015000
14 P	1.50	+3.45%	1	831	07-20	UMC270115P00014000
13 P	0.95	-9.52%	2	206	07-16	UMC270115P00013000
12 P	0.85	-26.09%	6	690	06-17	UMC270115P00012000
11 P	0.70	-21.35%	37	171	06-01	UMC270115P00011000
10 P	0.50	-9.09%	1	5,167	07-07	UMC270115P00010000
9 P	0.40	-6.98%	6	46	07-13	UMC270115P00009000
8 P	0.30	0.00%	1	59	07-13	UMC270115P00008000
7 P	0.15	-25.00%	30	1,725	07-21	UMC270115P00007000
6 P	0.15	0.00%	1	4	07-13	UMC270115P00006000
5 P	0.10	+11.11%	5	69	07-13	UMC270115P00005000
4 P	0.15	0%	25	25	03-24	UMC270115P00004000
3 P	0.05	-73.68%	1	32	01-28	UMC270115P00003000
2 P	0.06	0%	1	1	09-04	UMC270115P00002000
1 P	0.01	-80.00%	1	32	05-06	UMC270115P00001000