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Contract OI history

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Feb 19, 2027 EXPIRATION

CERS $3.00 Call

CERS270219C00003000

Latest saved OI859Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CERS $3.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8594290 2026-10-09: 766 OI2026-10-13: 791 OI2026-10-14: 791 OI2026-10-16: 859 OI2026-10-20: 859 OI2026-10-23: 859 OI Oct 09, 2026Oct 23, 2026

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

CERS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8590
Oct 20, 20268590
Oct 16, 2026859+68
Oct 14, 20267910
Oct 13, 2026791+25
Oct 09, 2026766No prior observation