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Contract OI history

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Jan 21, 2028 EXPIRATION

O $57.50 Call

O280121C00057500

Latest saved OI214Oct 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
O $57.50 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. 3041520 2026-10-02: 209 OI2026-10-05: 197 OI2026-10-06: 304 OI2026-10-07: 304 OI2026-10-08: 294 OI2026-10-09: 213 OI2026-10-13: 213 OI2026-10-14: 213 OI2026-10-15: 215 OI2026-10-16: 215 OI2026-10-21: 213 OI2026-10-23: 214 OI Oct 02, 2026Oct 23, 2026

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

O contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing214+1
Oct 21, 2026213-2
Oct 16, 20262150
Oct 15, 2026215+2
Oct 14, 20262130
Oct 13, 20262130
Oct 09, 2026213-81
Oct 08, 2026294-10
Oct 07, 20263040
Oct 06, 2026304+107
Oct 05, 2026197-12
Oct 02, 2026209No prior observation