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Contract OI history

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Jan 21, 2028 EXPIRATION

CMPX $12.00 Call

CMPX280121C00012000

Latest saved OI191Oct 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 $12.00 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. 191950 2026-10-08: 191 OI2026-10-13: 191 OI2026-10-14: 191 OI2026-10-16: 191 OI2026-10-21: 191 OI2026-10-23: 191 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, 2026Viewing1910
Oct 21, 20261910
Oct 16, 20261910
Oct 14, 20261910
Oct 13, 20261910
Oct 08, 2026191No prior observation