OITracker Cboe delayed data

Contract OI history

Back to B

Dec 18, 2026 EXPIRATION

B $47.00 Put

B261218P00047000

Latest saved OI490Oct 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 $47.00 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. 4902450 2026-10-02: 486 OI2026-10-05: 486 OI2026-10-06: 486 OI2026-10-07: 486 OI2026-10-08: 486 OI2026-10-09: 486 OI2026-10-13: 490 OI2026-10-14: 490 OI2026-10-15: 490 OI2026-10-16: 490 OI2026-10-21: 490 OI2026-10-23: 490 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, 2026Viewing4900
Oct 21, 20264900
Oct 16, 20264900
Oct 15, 20264900
Oct 14, 20264900
Oct 13, 2026490+4
Oct 09, 20264860
Oct 08, 20264860
Oct 07, 20264860
Oct 06, 20264860
Oct 05, 20264860
Oct 02, 2026486No prior observation