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Contract OI history

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Nov 20, 2026 EXPIRATION

CI $270.00 Call

CI261120C00270000

Latest saved OI23Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CI $270.00 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. 27130 2026-10-02: 27 OI2026-10-05: 27 OI2026-10-06: 27 OI2026-10-07: 27 OI2026-10-08: 23 OI2026-10-09: 23 OI2026-10-13: 21 OI2026-10-14: 25 OI2026-10-15: 25 OI2026-10-16: 23 OI2026-10-21: 23 OI2026-10-23: 23 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, 2026Viewing230
Oct 21, 2026230
Oct 16, 202623-2
Oct 15, 2026250
Oct 14, 202625+4
Oct 13, 202621-2
Oct 09, 2026230
Oct 08, 202623-4
Oct 07, 2026270
Oct 06, 2026270
Oct 05, 2026270
Oct 02, 202627No prior observation