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Contract OI history

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Jan 15, 2027 EXPIRATION

CLMT $40.00 Put

CLMT270115P00040000

Latest saved OI655Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLMT $40.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7383690 2026-10-09: 738 OI2026-10-13: 637 OI2026-10-14: 637 OI2026-10-15: 637 OI2026-10-16: 637 OI2026-10-21: 652 OI2026-10-23: 655 OI Oct 09, 2026Oct 23, 2026

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

CLMT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing655+3
Oct 21, 2026652+15
Oct 16, 20266370
Oct 15, 20266370
Oct 14, 20266370
Oct 13, 2026637-101
Oct 09, 2026738No prior observation