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Contract OI history

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Feb 19, 2027 EXPIRATION

BX $135.00 Call

BX270219C00135000

Latest saved OI222Oct 23, 2026
Last change+33vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $135.00 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. 2221110 2026-10-02: 155 OI2026-10-05: 162 OI2026-10-06: 165 OI2026-10-07: 171 OI2026-10-08: 177 OI2026-10-09: 184 OI2026-10-13: 184 OI2026-10-14: 184 OI2026-10-15: 184 OI2026-10-16: 192 OI2026-10-21: 189 OI2026-10-23: 222 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, 2026Viewing222+33
Oct 21, 2026189-3
Oct 16, 2026192+8
Oct 15, 20261840
Oct 14, 20261840
Oct 13, 20261840
Oct 09, 2026184+7
Oct 08, 2026177+6
Oct 07, 2026171+6
Oct 06, 2026165+3
Oct 05, 2026162+7
Oct 02, 2026155No prior observation