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Contract OI history

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May 21, 2027 EXPIRATION

CLMT $55.00 Call

CLMT270521C00055000

Latest saved OI204Oct 23, 2026
Last change+60vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CLMT $55.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2041020 2026-10-09: 143 OI2026-10-13: 143 OI2026-10-14: 143 OI2026-10-15: 143 OI2026-10-16: 143 OI2026-10-21: 144 OI2026-10-23: 204 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, 2026Viewing204+60
Oct 21, 2026144+1
Oct 16, 20261430
Oct 15, 20261430
Oct 14, 20261430
Oct 13, 20261430
Oct 09, 2026143No prior observation