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Contract OI history

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Dec 17, 2027 EXPIRATION

CLMT $55.00 Call

CLMT271217C00055000

Latest saved OI638Oct 23, 2026
Last change+14vs 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. 6383190 2026-10-09: 607 OI2026-10-13: 606 OI2026-10-14: 606 OI2026-10-15: 606 OI2026-10-16: 611 OI2026-10-21: 624 OI2026-10-23: 638 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, 2026Viewing638+14
Oct 21, 2026624+13
Oct 16, 2026611+5
Oct 15, 20266060
Oct 14, 20266060
Oct 13, 2026606-1
Oct 09, 2026607No prior observation