OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SO $100.00 Call

SO270115C00100000

Latest saved OI2,072Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $100.00 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. 2,0811,0400 2026-10-02: 2,017 OI2026-10-05: 2,017 OI2026-10-06: 2,016 OI2026-10-07: 2,016 OI2026-10-08: 2,016 OI2026-10-09: 2,016 OI2026-10-13: 2,012 OI2026-10-14: 2,012 OI2026-10-15: 2,048 OI2026-10-16: 2,048 OI2026-10-21: 2,081 OI2026-10-23: 2,072 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, 20262,072-9
Oct 21, 2026Viewing2,081+33
Oct 16, 20262,0480
Oct 15, 20262,048+36
Oct 14, 20262,0120
Oct 13, 20262,012-4
Oct 09, 20262,0160
Oct 08, 20262,0160
Oct 07, 20262,0160
Oct 06, 20262,016-1
Oct 05, 20262,0170
Oct 02, 20262,017No prior observation