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Contract OI history

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Nov 20, 2026 EXPIRATION

BTU $20.00 Put

BTU261120P00020000

Latest saved OI194Oct 23, 2026
Last change0vs 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. 194970 2026-10-02: 123 OI2026-10-05: 123 OI2026-10-06: 123 OI2026-10-07: 124 OI2026-10-08: 125 OI2026-10-09: 134 OI2026-10-13: 134 OI2026-10-14: 134 OI2026-10-15: 164 OI2026-10-16: 184 OI2026-10-20: 194 OI2026-10-23: 194 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, 2026Viewing1940
Oct 20, 2026194+10
Oct 16, 2026184+20
Oct 15, 2026164+30
Oct 14, 20261340
Oct 13, 20261340
Oct 09, 2026134+9
Oct 08, 2026125+1
Oct 07, 2026124+1
Oct 06, 20261230
Oct 05, 20261230
Oct 02, 2026123No prior observation