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Contract OI history

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Jun 17, 2027 EXPIRATION

BSX $65.00 Call

BSX270617C00065000

Latest saved OI5,961Oct 23, 2026
Last change-6vs 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. 5,9672,9830 2026-10-02: 5,906 OI2026-10-05: 5,907 OI2026-10-06: 5,917 OI2026-10-07: 5,917 OI2026-10-08: 5,917 OI2026-10-09: 5,917 OI2026-10-13: 5,925 OI2026-10-14: 5,925 OI2026-10-15: 5,966 OI2026-10-16: 5,966 OI2026-10-21: 5,967 OI2026-10-23: 5,961 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, 2026Viewing5,961-6
Oct 21, 20265,967+1
Oct 16, 20265,9660
Oct 15, 20265,966+41
Oct 14, 20265,9250
Oct 13, 20265,925+8
Oct 09, 20265,9170
Oct 08, 20265,9170
Oct 07, 20265,9170
Oct 06, 20265,917+10
Oct 05, 20265,907+1
Oct 02, 20265,906No prior observation