OITracker Cboe delayed data

Contract OI history

Back to B

Dec 18, 2026 EXPIRATION

B $22.00 Put

B261218P00022000

Latest saved OI1,164Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
B $22.00 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. 1,1645820 2026-10-02: 1,162 OI2026-10-05: 1,162 OI2026-10-06: 1,162 OI2026-10-07: 1,164 OI2026-10-08: 1,164 OI2026-10-09: 1,164 OI2026-10-13: 1,164 OI2026-10-14: 1,164 OI2026-10-15: 1,164 OI2026-10-16: 1,164 OI2026-10-21: 1,164 OI2026-10-23: 1,164 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, 2026Viewing1,1640
Oct 21, 20261,1640
Oct 16, 20261,1640
Oct 15, 20261,1640
Oct 14, 20261,1640
Oct 13, 20261,1640
Oct 09, 20261,1640
Oct 08, 20261,1640
Oct 07, 20261,164+2
Oct 06, 20261,1620
Oct 05, 20261,1620
Oct 02, 20261,162No prior observation