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Contract OI history

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Nov 20, 2026 EXPIRATION

CLMT $55.00 Put

CLMT261120P00055000

Latest saved OI1,002Oct 23, 2026
Last change+28vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLMT $55.00 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. 1,0025010 2026-10-09: 457 OI2026-10-13: 471 OI2026-10-14: 471 OI2026-10-15: 482 OI2026-10-16: 547 OI2026-10-21: 974 OI2026-10-23: 1,002 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, 2026Viewing1,002+28
Oct 21, 2026974+427
Oct 16, 2026547+65
Oct 15, 2026482+11
Oct 14, 20264710
Oct 13, 2026471+14
Oct 09, 2026457No prior observation