OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

MRNA $280.00 Put

MRNA270319P00280000

Latest saved OI4Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $280.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 420 2026-10-09: 3 OI2026-10-13: 3 OI2026-10-14: 3 OI2026-10-15: 3 OI2026-10-16: 4 OI2026-10-21: 4 OI2026-10-23: 4 OI Oct 09, 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, 202640
Oct 21, 2026Viewing40
Oct 16, 20264+1
Oct 15, 202630
Oct 14, 202630
Oct 13, 202630
Oct 09, 20263No prior observation