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BRKB20260918P420
BRK.B Sep 18 2026 420.00 Put (BRKB260918P00420000)
option OPRA

EOD

Aug 24, 2026

0.20000.000%(0.0000)23

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-24	0.1700	0.2000	0.1500	0.2000	0.000%	23	832	0.000%
2026-08-21	0.1500	0.2500	0.1500	0.2000	-23.077%	208	832	0.000%
2026-08-17	0.2800	0.2800	0.2600	0.2600	+4.000%	2	633	-23.077%
2026-08-14	0.2500	0.2500	0.2500	0.2500	-26.471%	102	631	-20.000%
2026-08-13	0.3700	0.3700	0.3400	0.3400	0.000%	9	637	-41.176%
2026-08-12	0.3500	0.3500	0.3400	0.3400	0.000%	8	644	-41.176%
2026-08-10	0.3500	0.3500	0.3400	0.3400	-20.930%	2	644	-41.176%
2026-08-07	0.4500	0.4700	0.4300	0.4300	+2.381%	15	644	-53.488%
2026-08-06	0.4200	0.4500	0.4200	0.4200	-2.326%	147	646	-52.381%
2026-08-05	0.4300	0.4300	0.4300	0.4300	+7.500%	1	523	-53.488%
2026-08-04	0.4000	0.4000	0.4000	0.4000	-18.367%	1	523	-50.000%
2026-08-03	0.4900	0.4900	0.4900	0.4900	-28.986%	1	522	-59.184%
2026-07-30	0.6600	0.6900	0.6500	0.6900	+6.154%	10	521	-71.014%
2026-07-29	0.6800	0.6900	0.6500	0.6500	-10.959%	8	523	-69.231%
2026-07-28	0.6200	0.7300	0.6200	0.7300	0.000%	2	523	-72.603%
2026-07-27	0.7400	0.7400	0.7300	0.7300	-12.048%	100	523	-72.603%
2026-07-24	0.7700	0.8500	0.7100	0.8300	-5.682%	11	567	-75.904%
2026-07-23	0.8600	0.8900	0.8600	0.8800	-5.376%	6	577	-77.273%
2026-07-22	0.9300	0.9300	0.9300	0.9300	-2.105%	2	582	-78.495%
2026-07-21	0.9000	0.9500	0.9000	0.9500	+2.151%	23	582	-78.947%
2026-07-20	0.9300	0.9300	0.9300	0.9300	0.000%	1	602	-78.495%
2026-07-17	0.9300	0.9300	0.9300	0.9300	-6.061%	1	602	-78.495%
2026-07-16	1.0400	1.0500	0.9800	0.9900	-1.000%	11	601	-79.798%
2026-07-15	1.0500	1.0500	0.9700	1.0000	-2.913%	10	599	-80.000%
2026-07-10	1.1200	1.1200	1.0300	1.0300	-1.905%	8	594	-80.583%
2026-07-09	1.0700	1.0700	1.0300	1.0500	+16.667%	8	592	-80.952%
2026-07-08	0.8500	0.9000	0.8500	0.9000	+21.622%	24	590	-77.778%
2026-07-06	0.8200	0.8200	0.7400	0.7400	-6.329%	15	582	-72.973%
2026-07-02	0.7900	0.7900	0.7900	0.7900	-7.059%	1	584	-74.684%
2026-07-01	0.9900	0.9900	0.8500	0.8500	-23.423%	3	584	-76.471%
2026-06-30	1.0600	1.1100	1.0600	1.1100	+7.767%	8	584	-81.982%
2026-06-29	1.0400	1.0400	1.0300	1.0300	-21.970%	6	585	-80.583%
2026-06-26	1.3200	1.3200	1.3200	1.3200	-17.500%	2	585	-84.848%
2026-06-25	1.2000	1.6000	1.2000	1.6000	+42.857%	7	587	-87.500%
2026-06-24	1.1800	1.1800	1.0700	1.1200	-13.846%	7	585	-82.143%
2026-06-22	1.3000	1.3000	1.3000	1.3000	-5.109%	1	586	-84.615%
2026-06-18	1.3700	1.3700	1.3700	1.3700	-11.039%	1	586	-85.401%
2026-06-17	1.4600	1.5600	1.4600	1.5400	+3.356%	4	586	-87.013%
2026-06-15	1.8300	1.8300	1.2800	1.4900	-36.052%	18	586	-86.577%
2026-06-11	2.3300	2.3300	2.3300	2.3300	+4.018%	12	590	-91.416%
2026-06-10	2.1400	2.2400	2.1300	2.2400	+13.706%	26	590	-91.071%
2026-06-09	1.9800	1.9800	1.9700	1.9700	-5.288%	6	590	-89.848%
2026-06-08	2.0900	2.0900	2.0800	2.0800	+13.043%	2	588	-90.385%
2026-06-05	1.9500	1.9500	1.8400	1.8400	-23.333%	3	589	-89.130%
2026-06-04	2.5300	2.5700	2.3400	2.4000	-31.232%	19	588	-91.667%
2026-06-01	3.1800	3.4900	3.1800	3.4900	+26.449%	6	590	-94.269%
2026-05-29	2.6400	2.8600	2.6400	2.7600	+15.000%	9	590	-92.754%
2026-05-27	2.4000	2.4000	2.4000	2.4000	+13.208%	1	584	-91.667%
2026-05-26	1.8200	2.1400	1.8200	2.1200	-3.636%	4	583	-90.566%
2026-05-22	2.2000	2.2500	2.2000	2.2000	-21.429%	7	579	-90.909%
2026-05-21	2.8500	2.8500	2.7500	2.8000	-1.754%	15	579	-92.857%
2026-05-20	2.9000	2.9000	2.7400	2.8500	+17.769%	26	579	-92.982%
2026-05-19	2.4200	2.4200	2.4200	2.4200	+2.979%	1	578	-91.736%
2026-05-18	2.7900	2.8200	2.3500	2.3500	-11.321%	8	578	-91.489%
2026-05-15	2.6500	2.6500	2.6500	2.6500	+0.760%	1	578	-92.453%
2026-05-14	2.6200	2.6300	2.6200	2.6300	+8.230%	2	579	-92.395%
2026-05-13	2.5500	2.5500	2.4300	2.4300	-6.178%	5	580	-91.770%
2026-05-12	2.6500	2.7800	2.5400	2.5900	-15.082%	15	580	-92.278%
2026-05-11	3.1100	3.1100	2.9700	3.0500	-7.295%	4	580	-93.443%
2026-05-08	3.2900	3.2900	3.2900	3.2900	-22.588%	2	577	-93.921%
2026-05-05	4.2500	4.2500	4.2500	4.2500	-4.922%	2	577	-95.294%
2026-05-04	3.5200	4.4700	3.5200	4.4700	+3.953%	22	577	-95.526%
2026-04-30	4.3000	4.3000	4.3000	4.3000	-2.050%	6	561	-95.349%
2026-04-28	4.3900	4.3900	4.3900	4.3900	-16.856%	1	561	-95.444%
2026-04-24	5.5000	5.5000	5.2800	5.2800	-3.119%	8	562	-96.212%
2026-04-23	5.2500	5.4500	5.2500	5.4500	-9.917%	7	555	-96.330%
2026-04-22	5.7000	6.0500	5.5500	6.0500	+11.009%	4	557	-96.694%
2026-04-21	5.1200	5.4500	5.1200	5.4500	-1.802%	8	549	-96.330%
2026-04-16	5.2500	5.5500	5.2500	5.5500	+2.588%	9	549	-96.396%
2026-04-15	5.2100	5.4100	5.2100	5.4100	+2.462%	61	540	-96.303%
2026-04-14	5.3000	5.3600	5.1500	5.2800	+0.571%	9	540	-96.212%
2026-04-13	5.4000	5.4000	5.2500	5.2500	-5.576%	10	540	-96.190%
2026-04-10	5.8500	5.8500	5.5600	5.5600	+5.703%	60	549	-96.403%
2026-04-09	5.7500	5.8000	5.2500	5.2600	-29.396%	93	565	-96.198%
2026-04-07	7.2500	7.4500	7.2500	7.4500	-5.096%	4	554	-97.315%
2026-04-02	7.8500	7.8500	7.8500	7.8500	+1.290%	10	551	-97.452%
2026-04-01	7.7500	7.7500	7.7500	7.7500	-15.301%	1	551	-97.419%
2026-03-30	9.2000	9.3000	9.1500	9.1500	-2.139%	3	549	-97.814%
2026-03-27	9.4500	9.4500	9.3500	9.3500	+16.875%	7	547	-97.861%
2026-03-25	8.0000	8.0000	8.0000	8.0000	+1.266%	1	552	-97.500%
2026-03-24	7.9000	8.0000	7.5000	7.9000	-1.863%	9	551	-97.468%
2026-03-23	7.9000	8.0500	7.9000	8.0500	-4.734%	2	544	-97.516%
2026-03-20	8.2500	8.4500	7.6500	8.4500	+3.049%	99	543	-97.633%
2026-03-19	8.0500	8.3000	8.0000	8.2000	+30.159%	46	450	-97.561%
2026-03-17	6.4000	6.4000	6.3000	6.3000	-10.000%	11	421	-96.825%
2026-03-13	6.8500	7.2000	6.8500	7.0000	+5.263%	24	411	-97.143%
2026-03-12	6.0500	6.6500	6.0500	6.6500	+9.195%	70	394	-96.992%
2026-03-11	6.0900	6.0900	6.0900	6.0900	+10.727%	1	383	-96.716%
2026-03-10	5.5000	5.5000	5.5000	5.5000	-14.729%	10	383	-96.364%
2026-03-09	6.3000	6.7000	6.3000	6.4500	+4.032%	6	383	-96.899%
2026-03-06	6.3000	6.3000	6.2000	6.2000	+10.714%	3	380	-96.774%
2026-03-05	5.4000	5.6000	5.4000	5.6000	-18.841%	4	378	-96.429%
2026-03-04	6.9500	6.9500	6.9000	6.9000	-10.968%	5	376	-97.101%
2026-03-03	7.7000	7.7500	7.7000	7.7500	+12.319%	2	371	-97.419%
2026-03-02	5.4000	7.2500	5.4000	6.9000	+38.000%	32	369	-97.101%
2026-02-27	4.7500	5.0000	4.7500	5.0000	-16.667%	2	348	-96.000%
2026-02-24	5.7500	6.0000	5.7500	6.0000	+3.448%	2	347	-96.667%
2026-02-19	5.8000	5.8000	5.8000	5.8000	+8.411%	1	345	-96.552%
2026-02-18	5.4500	5.4500	5.3500	5.3500	+11.458%	4	344	-96.262%
2026-02-09	4.8000	4.8000	4.8000	4.8000	+4.348%	2	342	-95.833%
2026-02-06	4.6500	4.6500	4.5500	4.6000	-9.270%	3	340	-95.652%
2026-02-05	5.0700	5.0700	5.0700	5.0700	+19.294%	1	342	-96.055%
2026-02-04	5.0500	5.0500	4.2500	4.2500	-34.515%	4	342	-95.294%
2026-02-03	6.4900	6.4900	6.4900	6.4900	+4.677%	1	342	-96.918%
2026-02-02	6.7300	6.7300	6.2000	6.2000	-17.333%	100	341	-96.774%
2026-01-30	7.2500	7.5000	7.2500	7.5000	+13.636%	40	253	-97.333%
2026-01-27	6.6000	6.6000	6.6000	6.6000	+9.091%	1	233	-96.970%
2026-01-22	6.3000	6.3000	6.0500	6.0500	-2.419%	103	232	-96.694%
2026-01-21	6.2000	6.2000	6.2000	6.2000	+6.897%	5	131	-96.774%
2026-01-20	5.8000	5.8000	5.8000	5.8000	+6.618%	10	126	-96.552%
2026-01-13	5.4400	5.4400	5.4400	5.4400	+4.615%	1	116	-96.324%
2026-01-05	5.2000	5.2000	5.2000	5.2000	-13.189%	1	115	-96.154%
2026-01-02	5.6000	5.9900	5.6000	5.9900	+5.458%	4	115	-96.661%
2025-12-19	5.6800	5.6800	5.6800	5.6800	+11.155%	1	114	-96.479%
2025-12-01	5.1100	5.1100	5.1100	5.1100	-6.239%	1	113	-96.086%
2025-11-26	5.4500	5.4500	5.4500	5.4500	-16.154%	1	113	-96.330%
2025-11-21	6.5000	6.5000	6.5000	6.5000	+8.333%	1	113	-96.923%
2025-11-17	6.0000	6.0000	6.0000	6.0000	+4.895%	30	112	-96.667%
2025-11-14	6.3400	6.3400	5.7200	5.7200	-0.694%	2	142	-96.503%
2025-11-13	5.9200	5.9200	5.7600	5.7600	-17.122%	21	143	-96.528%
2025-11-11	7.0500	7.0500	6.9500	6.9500	-6.081%	6	130	-97.122%
2025-11-07	7.2500	7.4000	7.2500	7.4000	-26.514%	11	135	-97.297%
2025-11-03	10.0700	10.0700	10.0700	10.0700	-4.186%	1	128	-98.014%
2025-10-29	10.5100	10.5100	10.5100	10.5100	+23.647%	1	128	-98.097%
2025-10-27	9.0900	9.0900	8.5000	8.5000	0.000%	2	127	-97.647%
2025-10-24	8.5000	8.5000	8.5000	8.5000	+1.190%	2	127	-97.647%
2025-10-20	8.4000	8.4000	8.4000	8.4000	-16.000%	7	129	-97.619%
2025-10-17	10.0000	10.0000	10.0000	10.0000	+3.093%	5	122	-98.000%
2025-10-16	9.7000	9.7000	9.7000	9.7000	+1.042%	4	117	-97.938%
2025-10-10	9.6000	9.6000	9.6000	9.6000	+21.365%	3	115	-97.917%
2025-10-06	7.9100	7.9100	7.9100	7.9100	0.000%	1	112	-97.472%
2025-10-03	7.9100	7.9100	7.9100	7.9100	-12.111%	1	113	-97.472%
2025-09-29	9.0000	9.0000	9.0000	9.0000	-4.255%	1	113	-97.778%
2025-09-12	9.4000	9.4000	9.4000	9.4000	+1.842%	1	113	-97.872%
2025-09-11	9.2300	9.2300	9.2300	9.2300	-6.768%	1	113	-97.833%
2025-09-10	9.9000	9.9000	9.9000	9.9000	+7.961%	1	113	-97.980%
2025-09-03	9.1600	9.1700	8.9900	9.1700	+6.504%	6	112	-97.819%
2025-08-29	8.6100	8.6100	8.6100	8.6100	-1.600%	2	115	-97.677%
2025-08-28	8.8600	8.8600	8.7500	8.7500	-7.014%	56	115	-97.714%
2025-08-27	9.4100	9.4100	9.4100	9.4100	-11.560%	1	83	-97.875%
2025-08-25	10.9700	10.9700	10.6400	10.6400	+3.301%	3	84	-98.120%
2025-08-20	10.3000	10.3000	10.3000	10.3000	-8.200%	1	85	-98.058%
2025-08-19	10.9400	11.3900	10.9400	11.2200	-6.888%	4	85	-98.217%
2025-08-13	12.0500	12.0500	12.0500	12.0500	-6.950%	1	86	-98.340%
2025-08-12	13.8100	13.8100	12.9500	12.9500	-10.997%	7	86	-98.456%
2025-08-08	14.5500	14.5500	14.5500	14.5500	-2.676%	16	81	-98.625%
2025-08-07	14.9500	14.9500	14.9500	14.9500	+12.322%	8	66	-98.662%
2025-08-06	14.2500	14.2500	13.3100	13.3100	-7.889%	6	67	-98.497%
2025-08-05	15.1300	15.1300	14.4500	14.4500	-10.802%	6	61	-98.616%
2025-08-04	16.1000	16.2000	16.1000	16.2000	+5.882%	6	62	-98.765%
2025-08-01	15.6500	15.6500	15.3000	15.3000	+10.072%	7	56	-98.693%
2025-07-31	13.8500	13.9000	13.8500	13.9000	-2.797%	13	50	-98.561%
2025-07-30	13.8000	14.3000	13.8000	14.3000	+4.380%	10	45	-98.601%
2025-07-29	12.9500	13.7000	12.9500	13.7000	+10.573%	10	38	-98.540%
2025-07-28	12.3900	12.3900	12.3900	12.3900	-1.667%	1	30	-98.386%
2025-07-25	12.5500	12.6000	12.5500	12.6000	-1.946%	2	29	-98.413%
2025-07-24	12.8500	12.8500	12.8500	12.8500	-5.166%	1	28	-98.444%
2025-07-22	13.5500	13.5500	13.5500	13.5500	-2.867%	4	27	-98.524%
2025-07-21	13.9500	13.9500	13.9500	13.9500	+2.952%	2	23	-98.566%
2025-07-18	13.5500	13.5500	13.5500	13.5500	-11.438%	1	21	-98.524%
2025-07-16	15.3000	15.3000	15.3000	15.3000	+2.547%	8	20	-98.693%
2025-07-15	14.8500	14.9200	14.8500	14.9200	+5.070%	3	12	-98.660%
2025-07-10	14.1000	14.2000	14.1000	14.2000	+1.429%	2	9	-98.592%
2025-07-08	14.0000	14.0000	14.0000	14.0000	-3.912%	1	7	-98.571%
2025-07-02	13.4100	14.5700	13.4100	14.5700	+7.926%	6	6	-98.627%
2025-06-24	13.5000	13.5000	13.5000	13.5000	0.000%	1	1	-98.519%