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BSX20260918P55
BSX Sep 18 2026 55.00 Put (BSX260918P00055000)
option OPRA

Expired

Sep 17, 2026

11.60-5.691%(-0.70)7,120

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-17	11.8000	12.0000	11.4000	11.6000	-5.691%	7,120	1,935	0.000%
2026-09-16	12.3000	12.3000	12.3000	12.3000	+10.811%	1,820	1,935	-5.691%
2026-09-15	10.5700	11.1000	10.5700	11.1000	+9.467%	1,502	1,937	+4.505%
2026-09-14	10.7500	10.7500	10.1400	10.1400	-15.146%	2	1,935	+14.398%
2026-09-11	11.9500	11.9500	11.9500	11.9500	+1.271%	1	1,936	-2.929%
2026-09-10	10.8100	12.0000	10.8100	11.8000	+19.675%	8,736	1,935	-1.695%
2026-09-08	8.3700	9.8600	8.3700	9.8600	+40.857%	8	3,979	+17.647%
2026-09-04	7.5800	7.5800	7.0000	7.0000	-13.043%	13	5,109	+65.714%
2026-09-03	7.8200	8.0500	7.8200	8.0500	+21.970%	13	5,109	+44.099%
2026-09-01	6.6400	6.6400	6.6000	6.6000	+3.774%	10	5,120	+75.758%
2026-08-31	8.2800	8.2800	6.3600	6.3600	-24.286%	19	5,130	+82.390%
2026-08-28	8.4000	8.4000	8.4000	8.4000	+7.280%	2	5,124	+38.095%
2026-08-27	7.8300	7.8300	7.8300	7.8300	+4.819%	1	5,122	+48.148%
2026-08-26	7.5000	7.5000	7.4700	7.4700	+28.571%	12	5,221	+55.288%
2026-08-25	5.8100	5.8100	5.8100	5.8100	-6.290%	3	5,233	+99.656%
2026-08-24	5.9000	6.2000	5.9000	6.2000	+24.000%	4	5,230	+87.097%
2026-08-21	5.6500	5.6500	4.8400	5.0000	-5.303%	10	5,226	+132.000%
2026-08-20	5.3000	5.3000	5.2600	5.2800	+38.947%	7	5,216	+119.697%
2026-08-19	3.8000	3.8600	3.8000	3.8000	-14.798%	168	5,375	+205.263%
2026-08-18	4.4600	4.4600	4.4600	4.4600	+3.721%	6	5,377	+160.090%
2026-08-17	4.3000	4.3000	4.1800	4.3000	+16.216%	25	5,377	+169.767%
2026-08-14	3.8000	4.0300	3.7000	3.7000	-13.953%	12	5,379	+213.514%
2026-08-13	4.0000	4.3000	3.9000	4.3000	-2.273%	79	5,376	+169.767%
2026-08-12	4.8000	4.8000	4.4000	4.4000	-6.383%	25	5,386	+163.636%
2026-08-11	5.1500	5.1500	4.7000	4.7000	-10.476%	61	5,390	+146.809%
2026-08-10	5.3600	5.3900	5.2500	5.2500	-15.459%	73	5,369	+120.952%
2026-08-07	6.3700	6.3700	6.2100	6.2100	-1.429%	12	5,296	+86.795%
2026-08-06	6.2700	6.5000	5.8800	6.3000	-17.105%	49	5,286	+84.127%
2026-08-05	7.6000	7.6000	7.6000	7.6000	+7.496%	1	5,278	+52.632%
2026-08-04	7.2000	7.2000	6.9500	7.0700	-6.728%	15	5,277	+64.074%
2026-08-03	7.7000	7.7000	7.4000	7.5800	-22.653%	4	5,264	+53.034%
2026-07-30	10.0200	10.0200	9.7500	9.8000	+2.083%	3	5,265	+18.367%
2026-07-27	9.6600	9.6600	9.6000	9.6000	-19.328%	21	5,264	+20.833%
2026-07-21	11.9000	11.9000	11.9000	11.9000	+7.207%	25	5,265	-2.521%
2026-07-20	11.3000	11.3000	11.1000	11.1000	-0.716%	343	5,265	+4.505%
2026-07-16	11.1800	11.1800	11.1800	11.1800	+5.472%	2	5,272	+3.757%
2026-07-13	10.6000	10.6000	10.6000	10.6000	-2.304%	44	5,274	+9.434%
2026-07-10	10.8500	10.8500	10.8500	10.8500	-7.423%	15	5,294	+6.912%
2026-07-02	11.7200	11.7200	11.7200	11.7200	-8.794%	1	5,309	-1.024%
2026-06-30	12.8500	12.8500	12.8500	12.8500	+19.202%	25	5,309	-9.728%
2026-06-26	10.8700	10.8700	10.6000	10.7800	-4.602%	3	5,284	+7.607%
2026-06-24	11.3000	11.3000	11.3000	11.3000	+3.670%	8	5,284	+2.655%
2026-06-22	10.9000	10.9000	10.9000	10.9000	+2.347%	1	5,292	+6.422%
2026-06-18	10.5400	10.6500	10.5400	10.6500	+12.818%	4	5,293	+8.920%
2026-06-16	9.4400	9.4400	9.4400	9.4400	+10.023%	10	5,293	+22.881%
2026-06-11	8.4000	8.5800	8.4000	8.5800	+3.373%	19	5,298	+35.198%
2026-06-10	8.3000	8.3000	8.3000	8.3000	+11.709%	1	5,298	+39.759%
2026-06-09	8.0800	8.0800	7.4300	7.4300	-1.849%	11	5,298	+56.124%
2026-06-05	7.6100	7.6100	7.5700	7.5700	-14.944%	11	5,289	+53.236%
2026-06-03	8.9000	8.9000	8.9000	8.9000	+0.565%	2	5,295	+30.337%
2026-06-02	9.0000	9.0000	8.8500	8.8500	+2.907%	13	5,295	+31.073%
2026-06-01	8.6000	8.6000	8.6000	8.6000	+5.521%	3	5,292	+34.884%
2026-05-29	8.4000	8.4000	8.1500	8.1500	+7.378%	9	5,289	+42.331%
2026-05-28	7.9500	7.9500	7.5000	7.5900	+11.782%	33	5,287	+52.833%
2026-05-27	6.5000	6.8000	6.0000	6.7900	+94.000%	77	5,254	+70.839%
2026-05-26	3.4200	3.5000	3.3000	3.5000	0.000%	74	5,225	+231.429%
2026-05-22	3.4000	3.6000	3.4000	3.5000	-4.110%	267	5,318	+231.429%
2026-05-21	3.8000	4.1000	3.6500	3.6500	-6.410%	1,526	4,856	+217.808%
2026-05-20	4.0000	4.0500	3.9000	3.9000	-2.500%	58	4,856	+197.436%
2026-05-19	3.9500	4.1000	3.9000	4.0000	-5.660%	31	4,818	+190.000%
2026-05-18	5.0000	5.0000	4.2400	4.2400	-26.897%	131	4,818	+173.585%
2026-05-15	5.5000	5.8000	5.5000	5.8000	+3.571%	64	4,818	+100.000%
2026-05-14	5.6000	5.6000	5.6000	5.6000	-1.754%	165	4,819	+107.143%
2026-05-13	5.7000	5.7000	5.3000	5.7000	+9.615%	24	4,636	+103.509%
2026-05-12	5.4000	5.4000	5.1000	5.2000	-7.143%	22	4,636	+123.077%
2026-05-11	5.7000	5.7000	5.6000	5.6000	+4.089%	133	4,636	+107.143%
2026-05-08	4.6000	5.3800	4.6000	5.3800	+34.500%	56	4,546	+115.613%
2026-05-07	3.9000	4.0500	3.9000	4.0000	-10.112%	10	4,528	+190.000%
2026-05-06	4.5000	4.7000	4.4000	4.4500	+3.248%	82	4,528	+160.674%
2026-05-05	4.3000	4.4000	4.3000	4.3100	+10.513%	6	4,485	+169.142%
2026-05-04	4.0600	4.0600	3.9000	3.9000	-4.412%	12	4,483	+197.436%
2026-05-01	3.9000	4.0800	3.8000	4.0800	+7.368%	20	4,472	+184.314%
2026-04-30	4.2500	4.2500	3.8000	3.8000	-10.588%	135	4,472	+205.263%
2026-04-29	3.8000	4.2500	3.8000	4.2500	+21.429%	1,152	4,412	+172.941%
2026-04-28	3.1800	3.5000	3.1800	3.5000	+19.863%	543	3,301	+231.429%
2026-04-27	2.7500	2.9200	2.6000	2.9200	+26.957%	119	2,785	+297.260%
2026-04-24	1.7000	2.4500	1.7000	2.3000	+35.294%	103	2,712	+404.348%
2026-04-23	1.8500	1.8500	1.7000	1.7000	-11.458%	32	2,681	+582.353%
2026-04-22	2.2000	2.2000	1.9000	1.9200	-44.986%	48	2,691	+504.167%
2026-04-21	3.1000	3.5000	3.1000	3.4900	+12.581%	1,583	1,182	+232.378%
2026-04-20	2.4100	3.1000	2.4100	3.1000	+31.915%	30	1,182	+274.194%
2026-04-17	2.3000	2.3500	2.3000	2.3500	-6.000%	21	1,154	+393.617%
2026-04-16	2.4500	2.5000	2.4000	2.5000	+6.383%	18	1,148	+364.000%
2026-04-15	2.3500	2.3500	2.3500	2.3500	-0.424%	44	1,133	+393.617%
2026-04-14	2.3600	2.3600	2.3600	2.3600	-17.193%	10	1,114	+391.525%
2026-04-13	2.9500	2.9500	2.8500	2.8500	-8.065%	191	1,104	+307.018%
2026-04-10	3.1000	3.1000	3.1000	3.1000	0.000%	2	1,001	+274.194%
2026-04-09	3.3000	3.3000	3.1000	3.1000	+3.333%	19	1,001	+274.194%
2026-04-08	2.8500	3.0000	2.8500	3.0000	-11.765%	375	1,017	+286.667%
2026-04-07	3.4000	3.4000	3.4000	3.4000	+9.677%	1	718	+241.176%
2026-04-06	2.9000	3.1000	2.9000	3.1000	0.000%	25	717	+274.194%
2026-04-02	3.1000	3.1000	2.9500	3.1000	-6.061%	15	671	+274.194%
2026-04-01	3.1000	3.3000	3.0000	3.3000	0.000%	257	671	+251.515%
2026-03-31	3.3000	3.5000	3.3000	3.3000	-1.493%	65	472	+251.515%
2026-03-30	3.3000	3.4000	3.2000	3.3500	+48.889%	95	417	+246.269%
2026-03-27	2.2500	2.2500	2.2500	2.2500	+15.385%	1	361	+415.556%
2026-03-26	1.9500	1.9500	1.9500	1.9500	-11.364%	1	360	+494.872%
2026-03-25	2.2500	2.2500	2.2000	2.2000	0.000%	64	359	+427.273%
2026-03-23	2.3800	2.3800	2.2000	2.2000	0.000%	83	295	+427.273%
2026-03-19	2.0500	2.2000	2.0000	2.2000	+12.821%	26	212	+427.273%
2026-03-18	1.9500	1.9500	1.9500	1.9500	-11.364%	22	205	+494.872%
2026-03-16	2.2000	2.2000	2.2000	2.2000	-6.383%	21	183	+427.273%
2026-03-13	2.3000	2.3500	2.2500	2.3500	-2.083%	72	162	+393.617%
2026-03-12	2.2500	2.5000	2.2500	2.4000	+11.628%	18	101	+383.333%
2026-03-11	2.0000	2.2000	2.0000	2.1500	+43.333%	83	91	+439.535%
2026-03-05	1.5000	1.5000	1.5000	1.5000	+42.857%	25	40	+673.333%
2026-02-09	1.0500	1.0500	1.0500	1.0500	+16.667%	7	15	+1,004.762%
2026-02-05	0.9000	0.9000	0.9000	0.9000	0.000%	8	8	+1,188.889%