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Contract OI history

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Dec 18, 2026 EXPIRATION

CMPX $4.00 Call

CMPX261218C00004000

Latest saved OI48Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CMPX $4.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 48240 2026-10-08: 48 OI2026-10-13: 48 OI2026-10-14: 48 OI2026-10-16: 48 OI2026-10-21: 48 OI2026-10-23: 48 OI Oct 08, 2026Oct 23, 2026

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

CMPX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing480
Oct 21, 2026480
Oct 16, 2026480
Oct 14, 2026480
Oct 13, 2026480
Oct 08, 202648No prior observation