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Sep 17, 2027 EXPIRATION

C $90.00 Put

C270917P00090000

Latest saved OI740Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $90.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7403700 2026-10-02: 566 OI2026-10-05: 566 OI2026-10-06: 566 OI2026-10-07: 566 OI2026-10-08: 566 OI2026-10-09: 566 OI2026-10-13: 587 OI2026-10-14: 587 OI2026-10-15: 588 OI2026-10-16: 588 OI2026-10-21: 740 OI2026-10-23: 740 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7400
Oct 21, 2026740+152
Oct 16, 20265880
Oct 15, 2026588+1
Oct 14, 20265870
Oct 13, 2026587+21
Oct 09, 20265660
Oct 08, 20265660
Oct 07, 20265660
Oct 06, 20265660
Oct 05, 20265660
Oct 02, 2026566No prior observation