OITracker Cboe delayed data

Contract OI history

Back to MRNA

Oct 30, 2026 EXPIRATION

MRNA $237.50 Put

MRNA261030P00237500

Latest saved OI150Oct 23, 2026
Last change+82vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $237.50 put open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 150750 2026-10-15: 0 OI2026-10-16: 8 OI2026-10-21: 68 OI2026-10-23: 150 OI Oct 15, 2026Oct 23, 2026

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

MRNA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing150+82
Oct 21, 202668+60
Oct 16, 20268+8
Oct 15, 20260No prior observation