OITracker Cboe delayed data

Contract OI history

Back to BKKT

Jan 21, 2028 EXPIRATION

BKKT $70.00 Call

BKKT280121C00070000

Latest saved OI1,425Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BKKT $70.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 1,4257120 2026-10-02: 1,425 OI2026-10-05: 1,425 OI2026-10-06: 1,425 OI2026-10-07: 1,425 OI2026-10-08: 1,425 OI2026-10-09: 1,425 OI2026-10-13: 1,425 OI2026-10-14: 1,425 OI2026-10-16: 1,425 OI2026-10-20: 1,425 OI Oct 02, 2026Oct 20, 2026

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

BKKT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1,4250
Oct 16, 20261,4250
Oct 14, 20261,4250
Oct 13, 20261,4250
Oct 09, 20261,4250
Oct 08, 20261,4250
Oct 07, 20261,4250
Oct 06, 20261,4250
Oct 05, 20261,4250
Oct 02, 20261,425No prior observation