OITracker Cboe delayed data

Contract OI history

Back to MRLN

Jan 21, 2028 EXPIRATION

MRLN $2.50 Put

MRLN280121P00002500

Latest saved OI853Oct 23, 2026
Last change0vs 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. 8534260 2026-10-09: 809 OI2026-10-13: 853 OI2026-10-14: 853 OI2026-10-16: 853 OI2026-10-21: 853 OI2026-10-23: 853 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, 2026Viewing8530
Oct 21, 20268530
Oct 16, 20268530
Oct 14, 20268530
Oct 13, 2026853+44
Oct 09, 2026809No prior observation