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Contract OI history

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Oct 23, 2026 EXPIRATION

BX $121.00 Call

BX261023C00121000

Latest saved OI923Oct 23, 2026
Last change+695vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $121.00 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. 9234610 2026-10-02: 14 OI2026-10-05: 15 OI2026-10-06: 34 OI2026-10-07: 37 OI2026-10-08: 37 OI2026-10-09: 40 OI2026-10-13: 50 OI2026-10-14: 56 OI2026-10-15: 56 OI2026-10-16: 57 OI2026-10-21: 228 OI2026-10-23: 923 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing923+695
Oct 21, 2026228+171
Oct 16, 202657+1
Oct 15, 2026560
Oct 14, 202656+6
Oct 13, 202650+10
Oct 09, 202640+3
Oct 08, 2026370
Oct 07, 202637+3
Oct 06, 202634+19
Oct 05, 202615+1
Oct 02, 202614No prior observation