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Contract OI history

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Oct 23, 2026 EXPIRATION

BSX $46.50 Call

BSX261023C00046500

Latest saved OI1,573Oct 23, 2026
Last change+13vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BSX $46.50 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. 1,5737860 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 2 OI2026-10-07: 2 OI2026-10-08: 2 OI2026-10-09: 30 OI2026-10-13: 74 OI2026-10-14: 74 OI2026-10-15: 75 OI2026-10-16: 77 OI2026-10-21: 1,560 OI2026-10-23: 1,573 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, 2026Viewing1,573+13
Oct 21, 20261,560+1,483
Oct 16, 202677+2
Oct 15, 202675+1
Oct 14, 2026740
Oct 13, 202674+44
Oct 09, 202630+28
Oct 08, 202620
Oct 07, 202620
Oct 06, 20262+2
Oct 05, 202600
Oct 02, 20260No prior observation