OITracker Cboe delayed data

Contract OI history

Back to MAIN

Jan 21, 2028 EXPIRATION

MAIN $59.70 Call

MAIN280121C00059700

Latest saved OI87Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MAIN $59.70 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 87430 2026-10-02: 66 OI2026-10-05: 66 OI2026-10-06: 66 OI2026-10-07: 66 OI2026-10-08: 74 OI2026-10-13: 78 OI2026-10-14: 78 OI2026-10-15: 82 OI2026-10-16: 82 OI2026-10-21: 85 OI2026-10-23: 87 OI Oct 02, 2026Oct 23, 2026

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

MAIN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202687+2
Oct 21, 2026Viewing85+3
Oct 16, 2026820
Oct 15, 202682+4
Oct 14, 2026780
Oct 13, 202678+4
Oct 08, 202674+8
Oct 07, 2026660
Oct 06, 2026660
Oct 05, 2026660
Oct 02, 202666No prior observation