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Contract OI history

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Dec 18, 2026 EXPIRATION

MAIN $54.40 Call

MAIN261218C00054400

Latest saved OI822Oct 23, 2026
Last change+14vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MAIN $54.40 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. 8224110 2026-10-02: 797 OI2026-10-05: 795 OI2026-10-06: 802 OI2026-10-07: 810 OI2026-10-08: 819 OI2026-10-13: 809 OI2026-10-14: 813 OI2026-10-15: 817 OI2026-10-16: 818 OI2026-10-21: 808 OI2026-10-23: 822 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, 2026822+14
Oct 21, 2026Viewing808-10
Oct 16, 2026818+1
Oct 15, 2026817+4
Oct 14, 2026813+4
Oct 13, 2026809-10
Oct 08, 2026819+9
Oct 07, 2026810+8
Oct 06, 2026802+7
Oct 05, 2026795-2
Oct 02, 2026797No prior observation