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Contract OI history

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Oct 23, 2026 EXPIRATION

BTU $22.50 Put

BTU261023P00022500

Latest saved OI174Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BTU $22.50 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. 174870 2026-10-02: 3 OI2026-10-05: 4 OI2026-10-06: 4 OI2026-10-07: 4 OI2026-10-08: 8 OI2026-10-09: 7 OI2026-10-13: 8 OI2026-10-14: 8 OI2026-10-15: 13 OI2026-10-16: 13 OI2026-10-20: 167 OI2026-10-23: 174 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, 2026Viewing174+7
Oct 20, 2026167+154
Oct 16, 2026130
Oct 15, 202613+5
Oct 14, 202680
Oct 13, 20268+1
Oct 09, 20267-1
Oct 08, 20268+4
Oct 07, 202640
Oct 06, 202640
Oct 05, 20264+1
Oct 02, 20263No prior observation