OITracker Cboe delayed data

Contract OI history

Back to BX

Dec 18, 2026 EXPIRATION

BX $105.00 Call

BX261218C00105000

Latest saved OI297Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $105.00 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. 3011500 2026-10-02: 217 OI2026-10-05: 218 OI2026-10-06: 221 OI2026-10-07: 222 OI2026-10-08: 222 OI2026-10-09: 229 OI2026-10-13: 229 OI2026-10-14: 244 OI2026-10-15: 242 OI2026-10-16: 245 OI2026-10-21: 301 OI2026-10-23: 297 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, 2026Viewing297-4
Oct 21, 2026301+56
Oct 16, 2026245+3
Oct 15, 2026242-2
Oct 14, 2026244+15
Oct 13, 20262290
Oct 09, 2026229+7
Oct 08, 20262220
Oct 07, 2026222+1
Oct 06, 2026221+3
Oct 05, 2026218+1
Oct 02, 2026217No prior observation