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Contract OI history

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Oct 30, 2026 EXPIRATION

BSX $52.00 Call

BSX261030C00052000

Latest saved OI204Oct 23, 2026
Last change+56vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BSX $52.00 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. 2041020 2026-10-02: 63 OI2026-10-05: 63 OI2026-10-06: 65 OI2026-10-07: 65 OI2026-10-08: 65 OI2026-10-09: 65 OI2026-10-13: 67 OI2026-10-14: 67 OI2026-10-15: 67 OI2026-10-16: 67 OI2026-10-21: 148 OI2026-10-23: 204 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, 2026Viewing204+56
Oct 21, 2026148+81
Oct 16, 2026670
Oct 15, 2026670
Oct 14, 2026670
Oct 13, 202667+2
Oct 09, 2026650
Oct 08, 2026650
Oct 07, 2026650
Oct 06, 202665+2
Oct 05, 2026630
Oct 02, 202663No prior observation