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Contract OI history

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Jan 15, 2027 EXPIRATION

BSX $65.00 Call

BSX270115C00065000

Latest saved OI12,127Oct 23, 2026
Last change+69vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BSX $65.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 12,1276,0630 2026-10-02: 11,368 OI2026-10-05: 11,370 OI2026-10-06: 11,554 OI2026-10-07: 11,551 OI2026-10-08: 11,551 OI2026-10-09: 12,008 OI2026-10-13: 12,064 OI2026-10-14: 12,064 OI2026-10-15: 12,055 OI2026-10-16: 12,101 OI2026-10-21: 12,058 OI2026-10-23: 12,127 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BSX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing12,127+69
Oct 21, 202612,058-43
Oct 16, 202612,101+46
Oct 15, 202612,055-9
Oct 14, 202612,0640
Oct 13, 202612,064+56
Oct 09, 202612,008+457
Oct 08, 202611,5510
Oct 07, 202611,551-3
Oct 06, 202611,554+184
Oct 05, 202611,370+2
Oct 02, 202611,368No prior observation