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Contract OI history

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Mar 19, 2027 EXPIRATION

BX $170.00 Call

BX270319C00170000

Latest saved OI187Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $170.00 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. 2691340 2026-10-02: 250 OI2026-10-05: 250 OI2026-10-06: 250 OI2026-10-07: 250 OI2026-10-08: 249 OI2026-10-09: 248 OI2026-10-13: 269 OI2026-10-14: 179 OI2026-10-15: 179 OI2026-10-16: 179 OI2026-10-21: 189 OI2026-10-23: 187 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, 2026Viewing187-2
Oct 21, 2026189+10
Oct 16, 20261790
Oct 15, 20261790
Oct 14, 2026179-90
Oct 13, 2026269+21
Oct 09, 2026248-1
Oct 08, 2026249-1
Oct 07, 20262500
Oct 06, 20262500
Oct 05, 20262500
Oct 02, 2026250No prior observation