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Contract OI history

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Jan 21, 2028 EXPIRATION

BTU $25.00 Put

BTU280121P00025000

Latest saved OI560Oct 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 $25.00 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. 5602800 2026-10-02: 508 OI2026-10-05: 513 OI2026-10-06: 513 OI2026-10-07: 522 OI2026-10-08: 539 OI2026-10-09: 559 OI2026-10-13: 559 OI2026-10-14: 559 OI2026-10-15: 559 OI2026-10-16: 560 OI2026-10-20: 560 OI2026-10-23: 560 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, 2026Viewing5600
Oct 20, 20265600
Oct 16, 2026560+1
Oct 15, 20265590
Oct 14, 20265590
Oct 13, 20265590
Oct 09, 2026559+20
Oct 08, 2026539+17
Oct 07, 2026522+9
Oct 06, 20265130
Oct 05, 2026513+5
Oct 02, 2026508No prior observation