OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

BSX $60.00 Call

BSX261218C00060000

Latest saved OI56,607Oct 23, 2026
Last change-46vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BSX $60.00 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. 57,42228,7110 2026-10-02: 57,264 OI2026-10-05: 57,422 OI2026-10-06: 57,389 OI2026-10-07: 56,922 OI2026-10-08: 56,922 OI2026-10-09: 56,694 OI2026-10-13: 56,678 OI2026-10-14: 56,678 OI2026-10-15: 56,661 OI2026-10-16: 56,667 OI2026-10-21: 56,653 OI2026-10-23: 56,607 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, 2026Viewing56,607-46
Oct 21, 202656,653-14
Oct 16, 202656,667+6
Oct 15, 202656,661-17
Oct 14, 202656,6780
Oct 13, 202656,678-16
Oct 09, 202656,694-228
Oct 08, 202656,9220
Oct 07, 202656,922-467
Oct 06, 202657,389-33
Oct 05, 202657,422+158
Oct 02, 202657,264No prior observation