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Contract OI history

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Jan 15, 2027 EXPIRATION

BX $115.00 Call

BX270115C00115000

Latest saved OI1,175Oct 23, 2026
Last change+64vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $115.00 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. 1,1755870 2026-10-02: 1,046 OI2026-10-05: 1,056 OI2026-10-06: 1,058 OI2026-10-07: 1,063 OI2026-10-08: 1,064 OI2026-10-09: 1,075 OI2026-10-13: 1,065 OI2026-10-14: 1,070 OI2026-10-15: 1,077 OI2026-10-16: 1,090 OI2026-10-21: 1,111 OI2026-10-23: 1,175 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, 2026Viewing1,175+64
Oct 21, 20261,111+21
Oct 16, 20261,090+13
Oct 15, 20261,077+7
Oct 14, 20261,070+5
Oct 13, 20261,065-10
Oct 09, 20261,075+11
Oct 08, 20261,064+1
Oct 07, 20261,063+5
Oct 06, 20261,058+2
Oct 05, 20261,056+10
Oct 02, 20261,046No prior observation