OITracker Cboe delayed data

Contract OI history

Back to BX

Sep 17, 2027 EXPIRATION

BX $110.00 Put

BX270917P00110000

Latest saved OI1,438Oct 23, 2026
Last change+599vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $110.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,4387190 2026-10-02: 473 OI2026-10-05: 472 OI2026-10-06: 753 OI2026-10-07: 756 OI2026-10-08: 832 OI2026-10-09: 833 OI2026-10-13: 833 OI2026-10-14: 838 OI2026-10-15: 838 OI2026-10-16: 838 OI2026-10-21: 839 OI2026-10-23: 1,438 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, 2026Viewing1,438+599
Oct 21, 2026839+1
Oct 16, 20268380
Oct 15, 20268380
Oct 14, 2026838+5
Oct 13, 20268330
Oct 09, 2026833+1
Oct 08, 2026832+76
Oct 07, 2026756+3
Oct 06, 2026753+281
Oct 05, 2026472-1
Oct 02, 2026473No prior observation