OITracker Cboe delayed data

Contract OI history

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Nov 13, 2026 EXPIRATION

OPEN $3.50 Call

OPEN261113C00003500

Latest saved OI146Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPEN $3.50 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. 146730 2026-10-09: 39 OI2026-10-13: 48 OI2026-10-14: 48 OI2026-10-15: 48 OI2026-10-16: 99 OI2026-10-21: 135 OI2026-10-23: 146 OI Oct 09, 2026Oct 23, 2026

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

OPEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing146+11
Oct 21, 2026135+36
Oct 16, 202699+51
Oct 15, 2026480
Oct 14, 2026480
Oct 13, 202648+9
Oct 09, 202639No prior observation