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Contract OI history

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Nov 20, 2026 EXPIRATION

O $52.50 Call

O261120C00052500

Latest saved OI1,004Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
O $52.50 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. 1,0055020 2026-10-02: 877 OI2026-10-05: 871 OI2026-10-06: 888 OI2026-10-07: 888 OI2026-10-08: 949 OI2026-10-09: 959 OI2026-10-13: 987 OI2026-10-14: 986 OI2026-10-15: 1,005 OI2026-10-16: 983 OI2026-10-21: 1,003 OI2026-10-23: 1,004 OI Oct 02, 2026Oct 23, 2026

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

O contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,004+1
Oct 21, 20261,003+20
Oct 16, 2026983-22
Oct 15, 20261,005+19
Oct 14, 2026986-1
Oct 13, 2026987+28
Oct 09, 2026959+10
Oct 08, 2026949+61
Oct 07, 20268880
Oct 06, 2026888+17
Oct 05, 2026871-6
Oct 02, 2026877No prior observation