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Contract OI history

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Jan 15, 2027 EXPIRATION

CMBT $15.00 Put

CMBT270115P00015000

Latest saved OI1,272Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMBT $15.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2726360 2026-10-02: 1,252 OI2026-10-05: 1,252 OI2026-10-06: 1,252 OI2026-10-07: 1,252 OI2026-10-08: 1,252 OI2026-10-09: 1,252 OI2026-10-13: 1,252 OI2026-10-15: 1,252 OI2026-10-16: 1,252 OI2026-10-20: 1,272 OI2026-10-23: 1,272 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CMBT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,2720
Oct 20, 20261,272+20
Oct 16, 20261,2520
Oct 15, 20261,2520
Oct 13, 20261,2520
Oct 09, 20261,2520
Oct 08, 20261,2520
Oct 07, 20261,2520
Oct 06, 20261,2520
Oct 05, 20261,2520
Oct 02, 20261,252No prior observation