Dark

CAT20260918P500
CAT Sep 18 2026 500.00 Put (CAT260918P00500000)
option OPRA

EOD

Jul 30, 2026

0.5900-45.872%(-0.5000)11

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-30	0.5400	0.6500	0.5400	0.5900	-45.872%	11	247	0.000%
2026-07-29	0.8500	1.1500	0.8500	1.0900	+211.429%	34	244	-45.872%
2026-07-27	0.3000	0.4000	0.3000	0.3500	+6.061%	69	236	+68.571%
2026-07-24	0.3200	0.3300	0.3200	0.3300	-35.294%	2	206	+78.788%
2026-07-23	0.4900	0.5100	0.4900	0.5100	-8.929%	2	205	+15.686%
2026-07-22	0.5600	0.5600	0.5600	0.5600	-20.000%	1	205	+5.357%
2026-07-21	0.9200	0.9200	0.7000	0.7000	-12.500%	7	205	-15.714%
2026-07-17	1.2100	1.2100	0.8000	0.8000	+166.667%	2	206	-26.250%
2026-07-14	0.3000	0.3000	0.3000	0.3000	-50.820%	1	207	+96.667%
2026-07-07	0.6100	0.6100	0.6100	0.6100	0.000%	1	207	-3.279%
2026-07-06	0.6000	0.6100	0.6000	0.6100	-31.461%	3	207	-3.279%
2026-07-02	0.6900	1.6500	0.4800	0.8900	+27.143%	62	215	-33.708%
2026-06-30	0.7000	0.7000	0.7000	0.7000	+48.936%	3	215	-15.714%
2026-06-29	0.4700	0.4700	0.4700	0.4700	+4.444%	1	215	+25.532%
2026-06-22	0.5000	0.5000	0.4500	0.4500	+2.273%	6	215	+31.111%
2026-06-17	0.6500	0.6500	0.4400	0.4400	-41.333%	3	220	+34.091%
2026-06-16	0.7500	0.7500	0.7500	0.7500	-58.101%	2	218	-21.333%
2026-06-11	1.8400	1.8400	1.7900	1.7900	-2.717%	2	220	-67.039%
2026-06-10	1.8400	1.8400	1.8400	1.8400	+27.778%	1	220	-67.935%
2026-06-09	1.4400	1.4400	1.4400	1.4400	+21.008%	1	220	-59.028%
2026-06-05	1.1900	1.1900	1.1900	1.1900	+8.182%	1	219	-50.420%
2026-06-04	1.4000	1.5500	0.9500	1.1000	-53.782%	279	220	-46.364%
2026-06-03	2.3800	2.3800	2.3800	2.3800	+22.680%	1	155	-75.210%
2026-06-01	1.7200	1.9500	1.6200	1.9400	+3.743%	23	154	-69.588%
2026-05-29	1.8600	1.8700	1.8600	1.8700	-3.608%	2	156	-68.449%
2026-05-20	1.9400	1.9400	1.9400	1.9400	+1.571%	2	155	-69.588%
2026-05-13	2.0600	2.0600	1.9100	1.9100	-22.041%	2	155	-69.110%
2026-05-07	2.4500	2.4500	2.4500	2.4500	0.000%	5	155	-75.918%
2026-05-06	2.3300	2.4500	2.1500	2.4500	+38.418%	4	155	-75.918%
2026-05-05	1.7700	1.7700	1.7700	1.7700	-29.200%	5	158	-66.667%
2026-04-30	2.5000	2.5000	2.5000	2.5000	-37.343%	3	158	-76.400%
2026-04-23	4.4000	4.4000	3.9900	3.9900	-20.676%	13	158	-85.213%
2026-04-22	4.9300	5.0400	4.9300	5.0300	-5.981%	7	155	-88.270%
2026-04-17	4.7500	5.4000	4.7000	5.3500	-19.062%	43	151	-88.972%
2026-04-16	6.5000	6.6100	6.5000	6.6100	-8.194%	2	142	-91.074%
2026-04-13	7.2000	7.2000	7.2000	7.2000	+5.417%	1	140	-91.806%
2026-04-10	6.8300	6.8300	6.8300	6.8300	-12.436%	5	139	-91.362%
2026-04-09	7.8000	7.8000	7.8000	7.8000	-12.360%	1	134	-92.436%
2026-04-08	9.0500	9.0500	8.9000	8.9000	-30.739%	26	134	-93.371%
2026-04-07	13.6000	13.6000	12.8500	12.8500	+11.159%	3	147	-95.409%
2026-04-01	11.9000	12.0000	11.5600	11.5600	-38.347%	4	146	-94.896%
2026-03-31	18.7500	18.7500	18.7500	18.7500	-6.716%	1	147	-96.853%
2026-03-30	19.1000	20.1500	18.7000	20.1000	+53.435%	33	147	-97.065%
2026-03-25	13.0700	13.1000	12.8600	13.1000	+0.769%	41	142	-95.496%
2026-03-23	14.4000	14.4000	13.0000	13.0000	-25.287%	2	133	-95.462%
2026-03-20	17.4000	17.4000	17.4000	17.4000	+6.292%	1	133	-96.609%
2026-03-19	17.3000	17.3000	16.3700	16.3700	+12.123%	2	132	-96.396%
2026-03-18	14.6000	14.6000	14.6000	14.6000	+4.286%	1	132	-95.959%
2026-03-17	14.0000	14.0000	14.0000	14.0000	-9.091%	2	132	-95.786%
2026-03-16	15.4000	15.4000	15.4000	15.4000	-15.011%	1	130	-96.169%
2026-03-13	18.1200	18.1200	18.1200	18.1200	+24.110%	1	131	-96.744%
2026-03-11	14.9500	14.9500	14.6000	14.6000	-25.128%	3	131	-95.959%
2026-03-06	19.8900	19.8900	19.5000	19.5000	+29.139%	2	129	-96.974%
2026-03-05	14.3900	15.1800	13.9900	15.1000	+26.891%	16	130	-96.093%
2026-03-04	11.9000	11.9000	11.9000	11.9000	-2.459%	1	120	-95.042%
2026-02-27	12.2000	12.2000	12.2000	12.2000	+5.172%	1	120	-95.164%
2026-02-26	11.6000	11.6000	11.6000	11.6000	+10.793%	20	121	-94.914%
2026-02-25	10.4700	10.4700	10.4700	10.4700	-8.877%	1	102	-94.365%
2026-02-23	11.4900	11.4900	11.4900	11.4900	-5.820%	1	102	-94.865%
2026-02-19	12.2000	12.2000	12.2000	12.2000	+4.721%	10	102	-95.164%
2026-02-17	11.5000	11.6500	11.5000	11.6500	+16.500%	2	107	-94.936%
2026-02-11	10.0000	10.0000	10.0000	10.0000	-13.793%	1	107	-94.100%
2026-02-09	12.7300	12.7300	11.6000	11.6000	-15.942%	4	106	-94.914%
2026-02-06	13.8000	13.8000	13.8000	13.8000	-16.364%	6	103	-95.725%
2026-02-04	12.0000	16.5000	12.0000	16.5000	+23.596%	7	109	-96.424%
2026-02-03	13.0000	13.3500	13.0000	13.3500	-10.101%	3	103	-95.581%
2026-02-02	15.0000	15.0000	14.8500	14.8500	-11.396%	13	103	-96.027%
2026-01-30	15.6500	16.7600	15.6500	16.7600	-12.021%	13	116	-96.480%
2026-01-27	19.0600	19.0600	19.0500	19.0500	+12.722%	2	103	-96.903%
2026-01-22	16.8500	16.9000	16.8500	16.9000	-10.818%	10	105	-96.509%
2026-01-15	18.9000	18.9500	18.9000	18.9500	-9.762%	10	98	-96.887%
2026-01-14	21.0000	21.0000	21.0000	21.0000	+3.448%	25	108	-97.190%
2026-01-13	20.3500	20.3500	20.3000	20.3000	-11.739%	11	83	-97.094%
2026-01-12	23.0000	23.0000	23.0000	23.0000	-10.261%	1	84	-97.435%
2026-01-07	25.6300	25.6300	25.6300	25.6300	-10.541%	1	84	-97.698%
2026-01-02	28.6500	28.6500	28.6500	28.6500	-6.981%	2	83	-97.941%
2025-12-31	30.8000	30.8000	30.8000	30.8000	+16.446%	2	81	-98.084%
2025-12-12	26.3000	26.4500	26.3000	26.4500	+4.175%	7	81	-97.769%
2025-12-11	25.3900	25.3900	25.3900	25.3900	-8.007%	2	76	-97.676%
2025-12-05	27.6000	27.6000	27.6000	27.6000	-4.498%	2	78	-97.862%
2025-12-03	28.9300	28.9300	28.9000	28.9000	-12.024%	2	78	-97.958%
2025-12-01	32.7000	32.8500	32.7000	32.8500	-4.060%	2	76	-98.204%
2025-11-26	34.2400	34.2400	34.2400	34.2400	-11.979%	35	110	-98.277%
2025-11-25	38.9000	38.9000	38.9000	38.9000	+10.606%	1	110	-98.483%
2025-11-13	35.1700	35.1700	35.1700	35.1700	-4.169%	35	109	-98.322%
2025-11-03	36.7000	36.7000	36.7000	36.7000	+9.716%	1	74	-98.392%
2025-10-31	33.4500	33.4500	33.4500	33.4500	+3.560%	1	74	-98.236%
2025-10-30	32.5000	32.6000	32.3000	32.3000	-1.434%	21	73	-98.173%
2025-10-29	33.2500	33.2500	31.0000	32.7700	-35.556%	3	56	-98.200%
2025-10-23	51.2000	51.2000	50.7500	50.8500	-6.526%	40	56	-98.840%
2025-10-14	54.4000	54.4000	54.4000	54.4000	-12.286%	1	38	-98.915%
2025-10-10	62.0200	62.0200	62.0200	62.0200	+9.770%	1	37	-99.049%
2025-10-09	56.5000	56.5000	56.5000	56.5000	+6.203%	1	38	-98.956%
2025-10-03	51.5700	53.2500	51.5700	53.2000	-13.846%	4	37	-98.891%
2025-09-24	61.7500	61.7500	61.7500	61.7500	-3.891%	1	35	-99.045%
2025-09-19	64.2500	64.2500	64.2500	64.2500	0.000%	35	34	-99.082%