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Contract OI history

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Dec 18, 2026 EXPIRATION

SO $90.00 Call

SO261218C00090000

Latest saved OI796Oct 23, 2026
Last change-12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $90.00 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. 8644320 2026-10-02: 835 OI2026-10-05: 838 OI2026-10-06: 842 OI2026-10-07: 847 OI2026-10-08: 847 OI2026-10-09: 853 OI2026-10-13: 864 OI2026-10-14: 864 OI2026-10-15: 864 OI2026-10-16: 850 OI2026-10-21: 808 OI2026-10-23: 796 OI Oct 02, 2026Oct 23, 2026

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

SO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026796-12
Oct 21, 2026Viewing808-42
Oct 16, 2026850-14
Oct 15, 20268640
Oct 14, 20268640
Oct 13, 2026864+11
Oct 09, 2026853+6
Oct 08, 20268470
Oct 07, 2026847+5
Oct 06, 2026842+4
Oct 05, 2026838+3
Oct 02, 2026835No prior observation