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Contract OI history

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Jan 15, 2027 EXPIRATION

BTU $23.00 Put

BTU270115P00023000

Latest saved OI1,159Oct 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 $23.00 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. 1,1595790 2026-10-02: 1,156 OI2026-10-05: 1,156 OI2026-10-06: 1,156 OI2026-10-07: 1,156 OI2026-10-08: 1,156 OI2026-10-09: 1,156 OI2026-10-13: 1,156 OI2026-10-14: 1,156 OI2026-10-15: 1,156 OI2026-10-16: 1,156 OI2026-10-20: 1,159 OI2026-10-23: 1,159 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, 2026Viewing1,1590
Oct 20, 20261,159+3
Oct 16, 20261,1560
Oct 15, 20261,1560
Oct 14, 20261,1560
Oct 13, 20261,1560
Oct 09, 20261,1560
Oct 08, 20261,1560
Oct 07, 20261,1560
Oct 06, 20261,1560
Oct 05, 20261,1560
Oct 02, 20261,156No prior observation