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Contract OI history

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Oct 30, 2026 EXPIRATION

SO $91.00 Call

SO261030C00091000

Latest saved OI1,481Oct 23, 2026
Last change+73vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $91.00 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. 1,6588290 2026-10-02: 147 OI2026-10-05: 152 OI2026-10-06: 152 OI2026-10-07: 152 OI2026-10-08: 152 OI2026-10-09: 152 OI2026-10-13: 253 OI2026-10-14: 253 OI2026-10-15: 1,558 OI2026-10-16: 1,658 OI2026-10-21: 1,408 OI2026-10-23: 1,481 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, 2026Viewing1,481+73
Oct 21, 20261,408-250
Oct 16, 20261,658+100
Oct 15, 20261,558+1,305
Oct 14, 20262530
Oct 13, 2026253+101
Oct 09, 20261520
Oct 08, 20261520
Oct 07, 20261520
Oct 06, 20261520
Oct 05, 2026152+5
Oct 02, 2026147No prior observation