OITracker Cboe delayed data

Contract OI history

Back to BTU

Jan 15, 2027 EXPIRATION

BTU $20.00 Put

BTU270115P00020000

Latest saved OI3,320Oct 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 $20.00 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. 3,3211,6600 2026-10-02: 3,309 OI2026-10-05: 3,309 OI2026-10-06: 3,309 OI2026-10-07: 3,309 OI2026-10-08: 3,309 OI2026-10-09: 3,309 OI2026-10-13: 3,309 OI2026-10-14: 3,309 OI2026-10-15: 3,308 OI2026-10-16: 3,308 OI2026-10-20: 3,321 OI2026-10-23: 3,320 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, 2026Viewing3,320-1
Oct 20, 20263,321+13
Oct 16, 20263,3080
Oct 15, 20263,308-1
Oct 14, 20263,3090
Oct 13, 20263,3090
Oct 09, 20263,3090
Oct 08, 20263,3090
Oct 07, 20263,3090
Oct 06, 20263,3090
Oct 05, 20263,3090
Oct 02, 20263,309No prior observation