OITracker Cboe delayed data

Contract OI history

Back to BLSH

Oct 23, 2026 EXPIRATION

BLSH $33.00 Call

BLSH261023C00033000

Latest saved OI601Oct 23, 2026
Last change-70vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BLSH $33.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6713350 2026-10-02: 2 OI2026-10-05: 17 OI2026-10-06: 17 OI2026-10-07: 17 OI2026-10-08: 27 OI2026-10-09: 27 OI2026-10-13: 33 OI2026-10-14: 33 OI2026-10-16: 37 OI2026-10-20: 671 OI2026-10-23: 601 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BLSH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing601-70
Oct 20, 2026671+634
Oct 16, 202637+4
Oct 14, 2026330
Oct 13, 202633+6
Oct 09, 2026270
Oct 08, 202627+10
Oct 07, 2026170
Oct 06, 2026170
Oct 05, 202617+15
Oct 02, 20262No prior observation