OITracker Cboe delayed data

Contract OI history

Back to B

Nov 06, 2026 EXPIRATION

B $44.00 Call

B261106C00044000

Latest saved OI128Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
B $44.00 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. 137680 2026-10-02: 22 OI2026-10-05: 21 OI2026-10-06: 21 OI2026-10-07: 27 OI2026-10-08: 35 OI2026-10-09: 35 OI2026-10-13: 51 OI2026-10-14: 53 OI2026-10-15: 53 OI2026-10-16: 61 OI2026-10-21: 137 OI2026-10-23: 128 OI Oct 02, 2026Oct 23, 2026

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

B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing128-9
Oct 21, 2026137+76
Oct 16, 202661+8
Oct 15, 2026530
Oct 14, 202653+2
Oct 13, 202651+16
Oct 09, 2026350
Oct 08, 202635+8
Oct 07, 202627+6
Oct 06, 2026210
Oct 05, 202621-1
Oct 02, 202622No prior observation