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Contract OI history

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Jan 15, 2027 EXPIRATION

CI $270.00 Call

CI270115C00270000

Latest saved OI272Oct 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. 2831410 2026-10-02: 281 OI2026-10-05: 283 OI2026-10-06: 283 OI2026-10-07: 283 OI2026-10-08: 276 OI2026-10-09: 275 OI2026-10-13: 274 OI2026-10-14: 275 OI2026-10-15: 271 OI2026-10-16: 266 OI2026-10-21: 272 OI2026-10-23: 272 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, 2026Viewing2720
Oct 21, 2026272+6
Oct 16, 2026266-5
Oct 15, 2026271-4
Oct 14, 2026275+1
Oct 13, 2026274-1
Oct 09, 2026275-1
Oct 08, 2026276-7
Oct 07, 20262830
Oct 06, 20262830
Oct 05, 2026283+2
Oct 02, 2026281No prior observation