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Contract OI history

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Mar 19, 2027 EXPIRATION

SO $97.50 Call

SO270319C00097500

Latest saved OI349Oct 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
SO $97.50 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. 3491740 2026-10-02: 279 OI2026-10-05: 279 OI2026-10-06: 280 OI2026-10-07: 280 OI2026-10-08: 284 OI2026-10-09: 284 OI2026-10-13: 329 OI2026-10-14: 329 OI2026-10-15: 330 OI2026-10-16: 330 OI2026-10-21: 348 OI2026-10-23: 349 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, 2026349+1
Oct 21, 2026Viewing348+18
Oct 16, 20263300
Oct 15, 2026330+1
Oct 14, 20263290
Oct 13, 2026329+45
Oct 09, 20262840
Oct 08, 2026284+4
Oct 07, 20262800
Oct 06, 2026280+1
Oct 05, 20262790
Oct 02, 2026279No prior observation