OITracker Cboe delayed data

Contract OI history

Back to M

Oct 30, 2026 EXPIRATION

M $23.50 Call

M261030C00023500

Latest saved OI678Oct 23, 2026
Last change+103vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
M $23.50 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. 6783390 2026-10-02: 24 OI2026-10-05: 26 OI2026-10-06: 30 OI2026-10-07: 169 OI2026-10-08: 169 OI2026-10-09: 292 OI2026-10-13: 301 OI2026-10-14: 301 OI2026-10-15: 332 OI2026-10-16: 330 OI2026-10-21: 575 OI2026-10-23: 678 OI Oct 02, 2026Oct 23, 2026

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

M contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing678+103
Oct 21, 2026575+245
Oct 16, 2026330-2
Oct 15, 2026332+31
Oct 14, 20263010
Oct 13, 2026301+9
Oct 09, 2026292+123
Oct 08, 20261690
Oct 07, 2026169+139
Oct 06, 202630+4
Oct 05, 202626+2
Oct 02, 202624No prior observation