OITracker Cboe delayed data

Contract OI history

Back to BTU

Oct 30, 2026 EXPIRATION

BTU $28.00 Call

BTU261030C00028000

Latest saved OI225Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BTU $28.00 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. 2261130 2026-10-02: 43 OI2026-10-05: 43 OI2026-10-06: 53 OI2026-10-07: 53 OI2026-10-08: 54 OI2026-10-09: 56 OI2026-10-13: 60 OI2026-10-14: 60 OI2026-10-15: 63 OI2026-10-16: 63 OI2026-10-20: 226 OI2026-10-23: 225 OI Oct 02, 2026Oct 23, 2026

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

BTU contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing225-1
Oct 20, 2026226+163
Oct 16, 2026630
Oct 15, 202663+3
Oct 14, 2026600
Oct 13, 202660+4
Oct 09, 202656+2
Oct 08, 202654+1
Oct 07, 2026530
Oct 06, 202653+10
Oct 05, 2026430
Oct 02, 202643No prior observation