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NKTR20260821C80
NKTR Aug 21 2026 80.00 Call (NKTR260821C00080000)
option OPRA

EOD

Aug 19, 2026

0.3000-31.818%(-0.1400)11

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-19	0.4000	0.4000	0.3000	0.3000	-31.818%	11	2,548	0.000%
2026-08-18	0.2500	0.4400	0.2000	0.4400	+25.714%	23	2,557	-31.818%
2026-08-17	0.3400	0.5000	0.3400	0.3500	-30.000%	17	2,552	-14.286%
2026-08-14	0.6500	1.3000	0.5000	0.5000	-66.887%	1,957	2,557	-40.000%
2026-08-13	1.4000	2.0000	1.4000	1.5100	-20.526%	935	3,683	-80.132%
2026-08-12	1.9500	1.9500	1.8400	1.9000	+15.152%	3	3,823	-84.211%
2026-08-11	1.6500	1.6500	1.6500	1.6500	-15.385%	18	3,822	-81.818%
2026-08-10	2.1500	2.1500	1.6500	1.9500	-8.019%	34	3,822	-84.615%
2026-08-07	1.8600	2.4000	1.5000	2.1200	+32.500%	74	3,820	-85.849%
2026-08-06	1.6100	1.6100	1.5000	1.6000	-5.882%	1,006	3,808	-81.250%
2026-08-05	1.7000	1.7400	1.5500	1.7000	-1.163%	1,059	2,807	-82.353%
2026-08-04	1.9000	1.9400	1.3600	1.7200	-9.474%	348	1,980	-82.558%
2026-08-03	1.2500	1.9000	1.2500	1.9000	+26.667%	4	1,729	-84.211%
2026-07-31	1.5000	1.5000	1.5000	1.5000	-16.667%	2	1,725	-80.000%
2026-07-30	2.0000	2.0000	1.5000	1.8000	+11.801%	7	1,724	-83.333%
2026-07-29	2.0700	2.2000	0.8000	1.6100	+7.333%	102	1,722	-81.366%
2026-07-28	1.9100	1.9100	1.5000	1.5000	-25.373%	3	1,688	-80.000%
2026-07-27	2.6000	2.9000	2.0100	2.0100	+0.500%	223	1,687	-85.075%
2026-07-24	2.5000	2.5000	2.0000	2.0000	+22.699%	27	1,470	-85.000%
2026-07-23	1.6300	1.6300	1.6300	1.6300	-18.500%	1	1,446	-81.595%
2026-07-22	2.3000	2.3000	1.9100	2.0000	+17.647%	32	1,446	-85.000%
2026-07-21	1.5000	1.8000	1.3800	1.7000	+13.333%	29	1,421	-82.353%
2026-07-20	1.8000	1.8000	1.4500	1.5000	-31.818%	33	1,393	-80.000%
2026-07-17	2.2000	2.2000	2.1800	2.2000	+30.952%	33	1,368	-86.364%
2026-07-16	2.0700	2.0700	1.6800	1.6800	-30.290%	5	1,368	-82.143%
2026-07-15	2.3300	2.4300	2.3300	2.4100	+4.783%	12	1,368	-87.552%
2026-07-14	2.2500	2.3000	2.2500	2.3000	0.000%	42	1,366	-86.957%
2026-07-13	2.3000	2.3000	2.1700	2.3000	-23.333%	22	1,405	-86.957%
2026-07-10	3.0000	3.0400	2.5600	3.0000	-29.412%	2,229	1,384	-90.000%
2026-07-09	3.9400	4.2500	3.7000	4.2500	+4.938%	17	3,107	-92.941%
2026-07-08	4.9000	4.9000	4.0500	4.0500	-26.364%	24	3,098	-92.593%
2026-07-07	5.2500	6.4000	5.0000	5.5000	+11.111%	1,113	3,107	-94.545%
2026-07-06	3.5900	5.3000	3.1000	4.9500	+32.353%	1,140	2,161	-93.939%
2026-07-02	2.3000	3.7400	1.9300	3.7400	+87.000%	103	1,158	-91.979%
2026-07-01	2.5000	2.5500	2.0000	2.0000	-49.367%	10	1,158	-85.000%
2026-06-30	3.6000	4.3000	3.3000	3.9500	+51.923%	270	1,156	-92.405%
2026-06-29	2.3500	2.6000	2.3500	2.6000	+30.653%	405	928	-88.462%
2026-06-25	1.9900	1.9900	1.9900	1.9900	-26.296%	1	535	-84.925%
2026-06-22	2.6400	2.7000	2.4200	2.7000	+35.000%	419	534	-88.889%
2026-06-18	1.6100	2.5000	1.6100	2.0000	+15.607%	3	119	-85.000%
2026-06-17	1.9000	1.9000	1.7300	1.7300	-32.157%	2	119	-82.659%
2026-06-05	2.5500	2.5500	2.5500	2.5500	+11.842%	2	119	-88.235%
2026-06-02	2.8500	2.8500	2.2800	2.2800	-33.913%	8	119	-86.842%
2026-05-29	4.2000	4.2000	3.4500	3.4500	-19.580%	5	117	-91.304%
2026-05-28	4.2900	4.2900	4.2900	4.2900	+10.000%	2	112	-93.007%
2026-05-27	3.9000	3.9000	3.9000	3.9000	-13.333%	1	111	-92.308%
2026-05-26	4.5000	4.5000	4.5000	4.5000	-11.765%	1	110	-93.333%
2026-05-19	4.6000	5.2000	4.6000	5.1000	-23.308%	7	109	-94.118%
2026-05-15	6.6500	6.6500	6.6500	6.6500	-18.902%	1	108	-95.489%
2026-05-14	8.2000	8.2000	8.2000	8.2000	-21.905%	2	107	-96.341%
2026-05-11	10.5000	10.5000	10.5000	10.5000	-22.222%	2	107	-97.143%
2026-05-08	13.5000	13.5000	13.5000	13.5000	-10.000%	1	105	-97.778%
2026-04-29	14.0000	15.0000	14.0000	15.0000	-6.250%	8	106	-98.000%
2026-04-27	16.0000	16.0000	16.0000	16.0000	-17.949%	1	99	-98.125%
2026-04-23	21.0000	21.0000	19.5000	19.5000	-26.966%	4	99	-98.462%
2026-04-21	26.7000	26.7000	26.7000	26.7000	-19.820%	3	104	-98.876%
2026-04-20	26.1500	33.3000	25.6500	33.3000	+79.032%	18	107	-99.099%
2026-04-17	18.6000	18.6000	18.6000	18.6000	+11.377%	1	114	-98.387%
2026-04-16	16.7000	16.7000	16.7000	16.7000	+7.881%	3	114	-98.204%
2026-04-14	15.4800	15.4800	15.4800	15.4800	+0.847%	1	111	-98.062%
2026-04-13	15.3500	15.3500	15.3500	15.3500	+6.969%	1	111	-98.046%
2026-04-10	14.3500	14.3500	14.3500	14.3500	-3.041%	1	111	-97.909%
2026-04-09	14.8000	14.8000	14.8000	14.8000	+9.630%	6	110	-97.973%
2026-04-07	13.5000	13.5000	13.5000	13.5000	-8.784%	13	104	-97.778%
2026-04-01	14.5000	14.8000	14.5000	14.8000	+17.460%	3	91	-97.973%
2026-03-31	10.2000	12.6000	10.2000	12.6000	+43.182%	2	89	-97.619%
2026-03-30	8.4000	8.8000	8.4000	8.8000	-35.766%	2	88	-96.591%
2026-03-25	14.6200	14.6200	13.7000	13.7000	+2.239%	2	86	-97.810%
2026-03-20	13.4000	13.4000	13.4000	13.4000	-4.217%	1	87	-97.761%
2026-03-17	14.0500	14.0500	13.9900	13.9900	-3.517%	10	87	-97.856%
2026-03-13	14.5000	14.5000	14.5000	14.5000	+11.710%	1	83	-97.931%
2026-03-10	12.9800	12.9800	12.9800	12.9800	+5.528%	1	83	-97.689%
2026-03-09	9.5000	12.3000	9.5000	12.3000	-3.150%	4	83	-97.561%
2026-03-03	13.0000	13.0000	12.7000	12.7000	+12.389%	2	80	-97.638%
2026-02-27	11.1000	11.3000	11.1000	11.3000	+1.073%	19	81	-97.345%
2026-02-26	12.5000	12.5000	11.1800	11.1800	-26.928%	3	73	-97.317%
2026-02-18	15.3000	15.3000	15.3000	15.3000	-1.923%	7	71	-98.039%
2026-02-17	15.6000	15.6000	15.6000	15.6000	+0.128%	3	68	-98.077%
2026-02-13	14.0000	15.5800	14.0000	15.5800	+14.559%	65	5	-98.074%
2026-02-12	13.0500	13.6000	12.8600	13.6000	+20.567%	3	5	-97.794%
2026-02-11	11.0000	11.2800	11.0000	11.2800	0.000%	4	4	-97.340%