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CIEN20261218P300
CIEN Dec 18 2026 300.00 Put (CIEN261218P00300000)
option OPRA

EOD

Sep 24, 2026

20.00-1.961%(-0.40)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-24	20.0000	20.0000	20.0000	20.0000	-1.961%	1	767	0.000%
2026-09-23	19.0000	20.4000	19.0000	20.4000	+18.743%	5	768	-1.961%
2026-09-22	18.9000	18.9000	17.1800	17.1800	-15.119%	43	764	+16.414%
2026-09-21	19.3500	20.2400	19.3000	20.2400	-17.219%	10	805	-1.186%
2026-09-18	25.1000	25.1000	24.3000	24.4500	-3.588%	34	799	-18.200%
2026-09-17	19.9800	25.3600	19.9800	25.3600	-5.900%	24	787	-21.136%
2026-09-16	23.0000	28.5000	23.0000	26.9500	-4.093%	13	769	-25.788%
2026-09-15	31.4500	32.3200	28.1000	28.1000	-11.132%	19	766	-28.826%
2026-09-14	32.0300	32.2000	31.1000	31.6200	+32.857%	20	759	-36.749%
2026-09-11	28.5000	28.5000	23.0500	23.8000	-14.079%	226	753	-15.966%
2026-09-10	27.7000	27.7000	27.7000	27.7000	-1.529%	1	553	-27.798%
2026-09-09	28.5000	28.5000	28.1300	28.1300	+5.752%	3	553	-28.902%
2026-09-08	31.2000	31.2000	26.1500	26.6000	-22.108%	27	554	-24.812%
2026-09-04	35.4000	35.4000	34.1500	34.1500	-4.476%	2	575	-41.435%
2026-09-03	33.4000	37.7000	31.5500	35.7500	+40.748%	311	575	-44.056%
2026-09-01	23.5000	26.8000	23.5000	25.4000	+14.414%	11	418	-21.260%
2026-08-31	23.7000	23.8000	22.2000	22.2000	-2.632%	4	412	-9.910%
2026-08-28	21.9900	23.3000	21.9900	22.8000	+8.314%	3	409	-12.281%
2026-08-27	20.7000	22.2500	20.7000	21.0500	+0.718%	47	407	-4.988%
2026-08-26	23.3000	23.3000	20.9000	20.9000	-17.717%	104	367	-4.306%
2026-08-25	26.0800	26.0800	25.4000	25.4000	-8.137%	13	284	-21.260%
2026-08-24	30.6000	30.6000	27.6500	27.6500	+6.963%	21	278	-27.667%
2026-08-20	25.5900	25.8500	25.5900	25.8500	-0.539%	3	271	-22.631%
2026-08-19	25.8300	25.9900	25.8300	25.9900	+0.347%	10	269	-23.047%
2026-08-18	22.5000	26.5000	22.5000	25.9000	+43.889%	52	269	-22.780%
2026-08-17	20.6400	20.9000	17.7400	18.0000	-18.809%	13	258	+11.111%
2026-08-14	22.4000	22.8000	22.1700	22.1700	+16.684%	4	256	-9.788%
2026-08-13	19.0000	19.0000	19.0000	19.0000	-36.242%	1	256	+5.263%
2026-08-11	29.8000	29.8000	29.8000	29.8000	+7.194%	16	256	-32.886%
2026-08-07	27.9000	27.9000	27.8000	27.8000	-8.852%	2	254	-28.058%
2026-08-06	30.5000	30.5000	30.5000	30.5000	-4.088%	1	255	-34.426%
2026-08-05	32.1000	32.1000	31.8000	31.8000	+2.913%	14	255	-37.107%
2026-08-04	31.5900	31.5900	30.9000	30.9000	-18.470%	13	255	-35.275%
2026-08-03	38.7000	38.7000	37.9000	37.9000	-2.546%	2	248	-47.230%
2026-07-31	35.3900	38.8900	32.1000	38.8900	-12.212%	12	247	-48.573%
2026-07-30	45.4000	45.4000	42.1000	44.3000	-15.215%	7	250	-54.853%
2026-07-29	50.6500	52.2500	50.6500	52.2500	+7.643%	5	248	-61.722%
2026-07-28	50.4500	51.8000	48.5300	48.5400	+10.444%	11	250	-58.797%
2026-07-27	41.9800	43.9800	41.9500	43.9500	+18.145%	10	247	-54.494%
2026-07-21	36.7000	37.2000	36.7000	37.2000	-12.881%	2	242	-46.237%
2026-07-20	41.4800	42.9000	41.4800	42.7000	-4.282%	20	243	-53.162%
2026-07-17	43.6000	44.6100	43.5000	44.6100	+11.469%	13	252	-55.167%
2026-07-16	37.0600	40.7500	37.0600	40.0200	+13.920%	5	246	-50.025%
2026-07-15	31.0000	36.1800	31.0000	35.1300	+17.492%	21	250	-43.069%
2026-07-14	28.2000	29.9000	28.1500	29.9000	-1.967%	15	239	-33.110%
2026-07-13	30.0000	30.5000	30.0000	30.5000	+1.768%	14	238	-34.426%
2026-07-10	29.9700	29.9700	29.9700	29.9700	-16.238%	1	228	-33.267%
2026-07-08	35.7800	35.7800	35.7800	35.7800	+0.506%	1	227	-44.103%
2026-07-02	35.6000	35.6000	35.6000	35.6000	+14.103%	2	225	-43.820%
2026-07-01	29.9200	31.3000	29.9200	31.2000	+6.849%	3	225	-35.897%
2026-06-30	28.8200	29.2000	28.8200	29.2000	-3.311%	2	224	-31.507%
2026-06-26	30.2000	30.2000	30.2000	30.2000	+1.003%	5	226	-33.775%
2026-06-25	29.9000	29.9000	29.9000	29.9000	-12.828%	1	221	-33.110%
2026-06-22	34.3000	34.3000	34.3000	34.3000	-3.217%	2	221	-41.691%
2026-06-18	34.9500	35.4400	34.9500	35.4400	-4.449%	3	219	-43.567%
2026-06-16	36.0000	37.1000	35.7000	37.0900	+6.980%	47	219	-46.077%
2026-06-15	34.6500	34.6700	34.6500	34.6700	-3.426%	14	199	-42.313%
2026-06-12	35.9000	35.9000	35.9000	35.9000	-12.439%	14	199	-44.290%
2026-06-10	41.0000	41.0000	41.0000	41.0000	+0.244%	1	191	-51.220%
2026-06-09	36.7800	42.7000	36.7800	40.9000	+13.928%	14	190	-51.100%
2026-06-08	36.9000	37.6700	35.9000	35.9000	+7.164%	40	183	-44.290%
2026-06-05	32.2500	33.9000	30.5900	33.5000	+13.176%	40	161	-40.299%
2026-06-04	33.4900	33.4900	27.9000	29.6000	+21.811%	58	137	-32.432%
2026-06-03	24.3000	24.3000	24.3000	24.3000	-18.182%	40	131	-17.695%
2026-06-01	29.4000	29.7000	29.4000	29.7000	+10.000%	10	91	-32.660%
2026-05-26	27.0000	27.0000	27.0000	27.0000	-3.226%	1	85	-25.926%
2026-05-12	29.1000	29.1000	27.9000	27.9000	-25.798%	2	85	-28.315%
2026-04-30	37.6000	37.6000	37.6000	37.6000	-10.048%	1	84	-46.809%
2026-04-29	41.0200	41.8000	41.0200	41.8000	+4.213%	2	84	-52.153%
2026-04-28	40.1100	40.1100	40.1100	40.1100	+6.111%	1	84	-50.137%
2026-04-27	37.8000	37.8000	37.8000	37.8000	+12.836%	6	84	-47.090%
2026-04-24	34.8000	35.3500	33.5000	33.5000	-7.739%	6	60	-40.299%
2026-04-23	36.3100	36.3100	36.3100	36.3100	-14.545%	5	59	-44.919%
2026-04-14	43.2300	43.6100	42.4900	42.4900	+6.812%	40	54	-52.930%
2026-04-10	40.8600	40.8600	39.7500	39.7800	-20.440%	30	75	-49.723%
2026-04-06	48.7700	50.6400	48.7700	50.0000	+4.384%	29	56	-60.000%
2026-04-02	47.9000	47.9000	47.9000	47.9000	-8.588%	1	57	-58.246%
2026-04-01	52.4000	52.4000	52.4000	52.4000	-16.865%	1	57	-61.832%
2026-03-30	63.0300	63.0300	63.0300	63.0300	+16.442%	1	58	-68.269%
2026-03-27	54.2000	54.2500	54.1200	54.1300	-2.993%	26	57	-63.052%
2026-03-26	55.8000	55.8000	55.8000	55.8000	+12.048%	5	32	-64.158%
2026-03-25	49.8000	49.8000	49.8000	49.8000	-1.249%	1	32	-59.839%
2026-03-24	50.4300	50.4300	50.4300	50.4300	-4.849%	1	32	-60.341%
2026-03-23	52.1200	53.0000	52.1200	53.0000	-7.018%	2	32	-62.264%
2026-03-20	51.7400	57.0000	51.7400	57.0000	+5.477%	5	31	-64.912%
2026-03-19	54.0400	54.0400	54.0400	54.0400	+1.732%	1	26	-62.990%
2026-03-18	53.1200	53.1200	53.1200	53.1200	-10.723%	2	26	-62.349%
2026-03-17	59.5000	59.5000	59.5000	59.5000	-3.252%	1	24	-66.387%
2026-03-16	61.5000	61.5000	61.5000	61.5000	-7.519%	1	23	-67.480%
2026-03-12	66.5000	66.5000	66.5000	66.5000	-2.464%	1	23	-69.925%
2026-03-11	68.1800	68.1800	68.1800	68.1800	+6.531%	1	23	-70.666%
2026-03-02	64.7800	64.7800	64.0000	64.0000	-22.705%	5	22	-68.750%
2026-02-12	83.2000	83.2000	82.8000	82.8000	-20.385%	6	17	-75.845%
2026-01-13	104.0000	104.0000	104.0000	104.0000	-5.583%	1	12	-80.769%
2026-01-08	110.1500	110.1500	110.1500	110.1500	+11.150%	1	11	-81.843%
2026-01-06	99.1000	99.1000	99.1000	99.1000	+4.979%	4	10	-79.818%
2026-01-02	94.4000	94.4000	94.4000	94.4000	-4.646%	1	7	-78.814%
2025-12-11	99.0000	99.0000	99.0000	99.0000	0.000%	6	6	-79.798%