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Contract OI history

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Nov 20, 2026 EXPIRATION

ROOT $50.00 Call

ROOT261120C00050000

Latest saved OI218Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ROOT $50.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2271130 2026-10-09: 206 OI2026-10-13: 222 OI2026-10-14: 222 OI2026-10-15: 222 OI2026-10-16: 223 OI2026-10-21: 227 OI2026-10-23: 218 OI Oct 09, 2026Oct 23, 2026

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

ROOT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing218-9
Oct 21, 2026227+4
Oct 16, 2026223+1
Oct 15, 20262220
Oct 14, 20262220
Oct 13, 2026222+16
Oct 09, 2026206No prior observation