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OMER
Omeros Corporation
stock NASDAQ

At Close

Sep 18, 2026 3:59:55 PM EDT

17.89USD-3.062%(-0.56)2,151,926

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 18, 2026 9:28:30 AM EDT

18.60USD+0.813%(+0.15)5,617

After-hours

Sep 17, 2026 4:37:30 PM EDT

18.30USD-0.867%(-0.16)0

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Sep 18, 2026 Oct 16, 2026 Nov 20, 2026 Dec 18, 2026 Jan 15, 2027 Feb 19, 2027 May 21, 2027 Jan 21, 2028 Jan 19, 2029

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
2,322	2,935	164	3,013

OMER Dec 18, 2026 Exp. - Volume by Strike

Puts

Calls

OMER Dec 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

OMER Dec 18, 2026 Exp. - Max Pain @ $10.00

Puts

Calls

OMER Dec 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
35 C	1.50	-40.00%	2	2	01-06	OMER261218C00035000
32 C	0.65	-80.60%	5	5	08-25	OMER261218C00032000
30 C	0.60	-20.00%	1	640	08-27	OMER261218C00030000
29 C	0.60	-7.69%	1	11	09-01	OMER261218C00029000
28 C	0.75	-21.05%	1	2	08-27	OMER261218C00028000
27 C	0.80	-11.11%	28	29	09-03	OMER261218C00027000
26 C	0.85	-5.56%	1	77	09-10	OMER261218C00026000
25 C	0.50	-37.50%	50	609	09-15	OMER261218C00025000
24 C	0.95	-29.63%	1	35	09-14	OMER261218C00024000
23 C	1.25	-32.43%	1	3	08-24	OMER261218C00023000
22 C	1.70	-5.56%	100	202	09-02	OMER261218C00022000
21 C	1.80	-11.76%	20	40	09-10	OMER261218C00021000
20 C	2.05	+57.69%	1	905	09-17	OMER261218C00020000
19 C	2.25	+46.10%	5	60	09-17	OMER261218C00019000
18 C	3.33	-2.06%	7	315	09-08	OMER261218C00018000
17 C	3.10	-3.13%	2	83	08-18	OMER261218C00017000
16 C	3.30	-22.35%	1	287	09-16	OMER261218C00016000
15 C	4.40	0.00%	8	286	09-17	OMER261218C00015000
14 C	5.50	+120.00%	30	31	09-10	OMER261218C00014000
13 C	6.60	+22.22%	1	22	08-31	OMER261218C00013000
12 C	6.30	+3.28%	1	274	09-16	OMER261218C00012000
11 C	2.30	0%	14	4	06-16	OMER261218C00011000
10 C	7.84	-16.51%	1	445	09-14	OMER261218C00010000
9 C	0	0%	0			OMER261218C00009000
8 C	11.20	+10.89%	801	313	08-24	OMER261218C00008000
7 C	11.00	+4.76%	1	258	09-16	OMER261218C00007000
6 C	5.55	0%	110	14	07-28	OMER261218C00006000
5 C	7.15	+8.01%	4	130	07-30	OMER261218C00005000
4 C	4.00	+2.56%	32	9	11-14	OMER261218C00004000
3 C	6.75	+193.48%	61	18	06-29	OMER261218C00003000
2 C	7.65	+14.01%	2	29	07-01	OMER261218C00002000
1 C	8.90	+15.58%	16	119	06-30	OMER261218C00001000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
35 P	0	0%	0			OMER261218P00035000
32 P	0	0%	0			OMER261218P00032000
30 P	0	0%	0			OMER261218P00030000
29 P	0	0%	0			OMER261218P00029000
28 P	0	0%	0			OMER261218P00028000
27 P	17.45	0%	30	1	07-20	OMER261218P00027000
26 P	0	0%	0			OMER261218P00026000
25 P	15.35	0%	36	6	07-20	OMER261218P00025000
24 P	0	0%	0			OMER261218P00024000
23 P	0	0%	0			OMER261218P00023000
22 P	0	0%	0			OMER261218P00022000
21 P	8.10	0%	94	14	08-11	OMER261218P00021000
20 P	3.36	+5.00%	2	63	09-17	OMER261218P00020000
19 P	3.00	+7.14%	4	43	08-26	OMER261218P00019000
18 P	3.03	+31.74%	10	37	09-15	OMER261218P00018000
17 P	1.68	-4.00%	2	38	09-17	OMER261218P00017000
16 P	1.45	-66.28%	4	4	08-25	OMER261218P00016000
15 P	1.20	+15.38%	48	125	09-14	OMER261218P00015000
14 P	0.90	-85.12%	4	4	08-25	OMER261218P00014000
13 P	0.90	-18.18%	18	27	08-19	OMER261218P00013000
12 P	0.85	-10.53%	10	86	08-14	OMER261218P00012000
11 P	0.61	-73.48%	20	25	08-14	OMER261218P00011000
10 P	0.25	+13.64%	1,795	2,066	09-15	OMER261218P00010000
9 P	0.17	-55.26%	1	26	09-15	OMER261218P00009000
8 P	0.93	-34.51%	10	10	07-28	OMER261218P00008000
7 P	0.08	-38.46%	2	177	08-24	OMER261218P00007000
6 P	0.19	-77.65%	3	5	08-11	OMER261218P00006000
5 P	0.10	-85.92%	4	92	08-24	OMER261218P00005000
4 P	0.05	-85.71%	1	112	08-25	OMER261218P00004000
3 P	0.05	-93.75%	1	116	08-25	OMER261218P00003000
2 P	0.05	-80.00%	1	100	08-25	OMER261218P00002000
1 P	0	0%	0			OMER261218P00001000

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