OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

MRNA $110.00 Put

MRNA280121P00110000

Latest saved OI232Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $110.00 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. 2321160 2026-10-09: 219 OI2026-10-13: 224 OI2026-10-14: 224 OI2026-10-15: 226 OI2026-10-16: 226 OI2026-10-21: 231 OI2026-10-23: 232 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, 2026232+1
Oct 21, 2026Viewing231+5
Oct 16, 20262260
Oct 15, 2026226+2
Oct 14, 20262240
Oct 13, 2026224+5
Oct 09, 2026219No prior observation