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Contract OI history

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Nov 20, 2026 EXPIRATION

SO $100.00 Call

SO261120C00100000

Latest saved OI1,025Oct 23, 2026
Last change+42vs 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. 1,0255120 2026-10-02: 944 OI2026-10-05: 944 OI2026-10-06: 944 OI2026-10-07: 944 OI2026-10-08: 944 OI2026-10-09: 944 OI2026-10-13: 940 OI2026-10-14: 940 OI2026-10-15: 940 OI2026-10-16: 944 OI2026-10-21: 983 OI2026-10-23: 1,025 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, 20261,025+42
Oct 21, 2026Viewing983+39
Oct 16, 2026944+4
Oct 15, 20269400
Oct 14, 20269400
Oct 13, 2026940-4
Oct 09, 20269440
Oct 08, 20269440
Oct 07, 20269440
Oct 06, 20269440
Oct 05, 20269440
Oct 02, 2026944No prior observation