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Contract OI history

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Nov 20, 2026 EXPIRATION

CI $280.00 Call

CI261120C00280000

Latest saved OI228Oct 23, 2026
Last change-17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CI $280.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2601300 2026-10-02: 189 OI2026-10-05: 206 OI2026-10-06: 206 OI2026-10-07: 207 OI2026-10-08: 183 OI2026-10-09: 210 OI2026-10-13: 257 OI2026-10-14: 259 OI2026-10-15: 260 OI2026-10-16: 260 OI2026-10-21: 245 OI2026-10-23: 228 OI Oct 02, 2026Oct 23, 2026

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

CI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing228-17
Oct 21, 2026245-15
Oct 16, 20262600
Oct 15, 2026260+1
Oct 14, 2026259+2
Oct 13, 2026257+47
Oct 09, 2026210+27
Oct 08, 2026183-24
Oct 07, 2026207+1
Oct 06, 20262060
Oct 05, 2026206+17
Oct 02, 2026189No prior observation