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CMCSA20260918P21
CMCSA Sep 18 2026 21.00 Put (CMCSA260918P00021000)
option OPRA

EOD

Sep 16, 2026

0.0100-88.889%(-0.0800)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-16	0.0100	0.0100	0.0100	0.0100	-88.889%	1	2,304	0.000%
2026-09-14	0.0900	0.0900	0.0900	0.0900	+800.000%	1	2,304	-88.889%
2026-09-11	0.0100	0.0100	0.0100	0.0100	-50.000%	1	2,304	0.000%
2026-09-10	0.0200	0.0200	0.0200	0.0200	-66.667%	1	2,304	-50.000%
2026-09-09	0.0800	0.0800	0.0200	0.0600	+500.000%	2,004	2,304	-83.333%
2026-09-02	0.0100	0.0100	0.0100	0.0100	-66.667%	1	2,910	0.000%
2026-09-01	0.0300	0.0300	0.0300	0.0300	-57.143%	3	2,911	-66.667%
2026-08-31	0.0700	0.0700	0.0700	0.0700	-36.364%	1	2,911	-85.714%
2026-08-21	0.0200	0.1100	0.0200	0.1100	+1,000.000%	64	2,911	-90.909%
2026-08-20	0.0800	0.0800	0.0100	0.0100	-50.000%	2	2,911	0.000%
2026-08-19	0.0500	0.0500	0.0100	0.0200	0.000%	25	2,911	-50.000%
2026-08-18	0.0200	0.0200	0.0200	0.0200	-33.333%	45	2,929	-50.000%
2026-08-17	0.0300	0.0300	0.0200	0.0300	0.000%	16	2,974	-66.667%
2026-08-14	0.0700	0.0700	0.0100	0.0300	0.000%	48	2,966	-66.667%
2026-08-13	0.0700	0.0700	0.0300	0.0300	-50.000%	2	2,966	-66.667%
2026-08-12	0.0600	0.0600	0.0600	0.0600	+100.000%	50	2,967	-83.333%
2026-08-11	0.0600	0.0600	0.0300	0.0300	-57.143%	106	2,967	-66.667%
2026-08-10	0.0700	0.0700	0.0700	0.0700	+16.667%	1	2,971	-85.714%
2026-08-07	0.0800	0.1200	0.0600	0.0600	-45.455%	156	2,971	-83.333%
2026-08-06	0.1500	0.1500	0.1000	0.1100	-15.385%	15	2,838	-90.909%
2026-08-05	0.1600	0.1600	0.1300	0.1300	-23.529%	7	2,828	-92.308%
2026-08-04	0.1600	0.1700	0.1500	0.1700	-10.526%	21	2,831	-94.118%
2026-08-03	0.1500	0.1900	0.1200	0.1900	+5.556%	2,064	2,851	-94.737%
2026-07-31	0.2700	0.2700	0.1800	0.1800	-28.000%	27	1,165	-94.444%
2026-07-30	0.2100	0.3000	0.2100	0.2500	+47.059%	357	1,160	-96.000%
2026-07-29	0.2200	0.2200	0.1600	0.1700	-22.727%	32	899	-94.118%
2026-07-28	0.3100	0.3100	0.2100	0.2200	-43.590%	60	900	-95.455%
2026-07-27	0.4200	0.4200	0.3500	0.3900	-26.415%	211	922	-97.436%
2026-07-24	0.8000	0.8000	0.4800	0.5300	-17.188%	686	1,026	-98.113%
2026-07-23	0.4600	0.6400	0.4000	0.6400	+60.000%	39	1,273	-98.438%
2026-07-22	0.3700	0.4000	0.3600	0.4000	+2.564%	11	1,257	-97.500%
2026-07-21	0.3700	0.3900	0.3700	0.3900	+11.429%	59	1,246	-97.436%
2026-07-20	0.4100	0.4100	0.3500	0.3500	-7.895%	100	1,195	-97.143%
2026-07-17	0.3400	0.3800	0.3200	0.3800	+11.765%	90	1,137	-97.368%
2026-07-16	0.3400	0.3400	0.3400	0.3400	-24.444%	2	1,136	-97.059%
2026-07-15	0.5000	0.5000	0.4200	0.4500	-4.255%	44	1,134	-97.778%
2026-07-14	0.4300	0.4700	0.4200	0.4700	+20.513%	36	1,092	-97.872%
2026-07-13	0.4000	0.4000	0.3600	0.3900	-18.750%	21	1,059	-97.436%
2026-07-10	0.4800	0.4800	0.4800	0.4800	-12.727%	86	1,061	-97.917%
2026-07-08	0.5400	0.5500	0.5000	0.5500	-1.786%	194	1,041	-98.182%
2026-07-07	0.4100	0.5600	0.4100	0.5600	+5.660%	6	896	-98.214%
2026-07-06	0.5100	0.5800	0.5100	0.5300	-11.667%	19	895	-98.113%
2026-07-02	0.5000	0.6000	0.5000	0.6000	+15.385%	28	858	-98.333%
2026-07-01	0.4900	0.5200	0.4900	0.5200	+6.122%	45	858	-98.077%
2026-06-30	0.4900	0.4900	0.4600	0.4900	+4.255%	60	818	-97.959%
2026-06-29	0.4400	0.4700	0.3200	0.4700	-29.851%	570	788	-97.872%
2026-06-26	0.7900	0.7900	0.6700	0.6700	-10.667%	36	443	-98.507%
2026-06-25	0.8000	0.8000	0.7500	0.7500	-13.793%	45	442	-98.667%
2026-06-24	0.7400	0.8800	0.7400	0.8700	+10.127%	26	417	-98.851%
2026-06-23	0.9900	0.9900	0.7900	0.7900	-21.000%	51	406	-98.734%
2026-06-22	1.0000	1.1000	0.9500	1.0000	+7.527%	98	386	-99.000%
2026-06-18	0.8700	0.9300	0.8700	0.9300	+4.494%	156	160	-98.925%
2026-06-17	0.8700	0.8900	0.8700	0.8900	+27.143%	35	160	-98.876%
2026-06-16	0.6100	0.7000	0.6100	0.7000	+7.692%	24	125	-98.571%
2026-06-15	0.6500	0.6500	0.6500	0.6500	+1.563%	22	121	-98.462%
2026-06-12	0.6400	0.6400	0.6400	0.6400	-12.329%	4	99	-98.438%
2026-06-11	0.7300	0.7300	0.7300	0.7300	-18.889%	3	103	-98.630%
2026-06-10	0.8500	0.9000	0.8500	0.9000	+3.448%	3	100	-98.889%
2026-06-08	0.8700	0.8700	0.8700	0.8700	-18.692%	20	100	-98.851%
2026-06-04	0.8800	1.0700	0.8800	1.0700	+25.882%	17	80	-99.065%
2026-06-03	0.6500	0.8600	0.6200	0.8500	+46.552%	38	63	-98.824%
2026-06-02	0.5800	0.5800	0.5800	0.5800	+3.571%	3	31	-98.276%
2026-06-01	0.5600	0.5600	0.5600	0.5600	+1.818%	1	28	-98.214%
2026-05-29	0.5500	0.5500	0.5500	0.5500	+5.769%	3	28	-98.182%
2026-05-28	0.5200	0.5200	0.5200	0.5200	+36.842%	2	27	-98.077%
2026-05-27	0.3800	0.3800	0.3800	0.3800	-26.923%	1	27	-97.368%
2026-05-22	0.5200	0.5200	0.5200	0.5200	-3.704%	8	26	-98.077%
2026-05-19	0.5400	0.5400	0.5400	0.5400	-3.571%	16	26	-98.148%
2026-05-14	0.5400	0.5600	0.5400	0.5600	-5.085%	4	10	-98.214%
2026-05-13	0.5900	0.5900	0.5900	0.5900	+9.259%	1	9	-98.305%
2026-05-11	0.4700	0.5400	0.4700	0.5400	+12.500%	2	9	-98.148%
2026-05-08	0.4800	0.4800	0.4800	0.4800	+29.730%	1	9	-97.917%
2026-05-06	0.3700	0.3700	0.3700	0.3700	+32.143%	2	8	-97.297%
2026-05-01	0.2800	0.2800	0.2800	0.2800	-28.205%	1	7	-96.429%
2026-04-30	0.3900	0.3900	0.3900	0.3900	+14.706%	1	7	-97.436%
2026-04-28	0.3400	0.3400	0.3400	0.3400	0.000%	3	7	-97.059%
2026-04-27	0.3400	0.3400	0.3400	0.3400	+30.769%	1	4	-97.059%
2026-04-24	0.2600	0.2600	0.2600	0.2600	0.000%	1	4	-96.154%
2026-04-17	0.2800	0.2800	0.2600	0.2600	0.000%	2	4	-96.154%
2026-04-16	0.3800	0.3800	0.2600	0.2600	-33.333%	2	5	-96.154%
2026-03-12	0.3600	0.3900	0.3600	0.3900	+11.429%	2	3	-97.436%
2026-03-11	0.3500	0.3500	0.3500	0.3500	-25.532%	2	1	-97.143%
2026-03-09	0.3300	0.4700	0.3300	0.4700	+74.074%	2	2	-97.872%
2026-03-04	0.4300	0.4300	0.2700	0.2700	-6.897%	2	1	-96.296%
2026-02-25	0.3800	0.3800	0.2900	0.2900	+45.000%	2	1	-96.552%
2026-02-23	0.3000	0.3000	0.2000	0.2000	0.000%	2	1	-95.000%