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Contract OI history

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Oct 30, 2026 EXPIRATION

BSX $48.00 Call

BSX261030C00048000

Latest saved OI536Oct 23, 2026
Last change+88vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BSX $48.00 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. 5362680 2026-10-02: 168 OI2026-10-05: 184 OI2026-10-06: 261 OI2026-10-07: 265 OI2026-10-08: 265 OI2026-10-09: 286 OI2026-10-13: 241 OI2026-10-14: 241 OI2026-10-15: 242 OI2026-10-16: 245 OI2026-10-21: 448 OI2026-10-23: 536 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, 2026Viewing536+88
Oct 21, 2026448+203
Oct 16, 2026245+3
Oct 15, 2026242+1
Oct 14, 20262410
Oct 13, 2026241-45
Oct 09, 2026286+21
Oct 08, 20262650
Oct 07, 2026265+4
Oct 06, 2026261+77
Oct 05, 2026184+16
Oct 02, 2026168No prior observation