OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

MRNA $140.00 Put

MRNA280121P00140000

Latest saved OI336Oct 23, 2026
Last change+17vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $140.00 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. 3641820 2026-10-09: 362 OI2026-10-13: 361 OI2026-10-14: 361 OI2026-10-15: 361 OI2026-10-16: 364 OI2026-10-21: 319 OI2026-10-23: 336 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, 2026Viewing336+17
Oct 21, 2026319-45
Oct 16, 2026364+3
Oct 15, 20263610
Oct 14, 20263610
Oct 13, 2026361-1
Oct 09, 2026362No prior observation