OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MRLN $2.50 Put

MRLN270115P00002500

Latest saved OI2,028Oct 23, 2026
Last change-300vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRLN $2.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,3281,1640 2026-10-09: 2,326 OI2026-10-13: 2,326 OI2026-10-14: 2,326 OI2026-10-16: 2,328 OI2026-10-21: 2,328 OI2026-10-23: 2,028 OI Oct 09, 2026Oct 23, 2026

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

MRLN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,028-300
Oct 21, 20262,3280
Oct 16, 20262,328+2
Oct 14, 20262,3260
Oct 13, 20262,3260
Oct 09, 20262,326No prior observation