OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

MRNA $192.50 Put

MRNA261023P00192500

Latest saved OI560Oct 23, 2026
Last change+249vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $192.50 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. 5602800 2026-10-09: 185 OI2026-10-13: 200 OI2026-10-14: 200 OI2026-10-15: 214 OI2026-10-16: 210 OI2026-10-21: 311 OI2026-10-23: 560 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, 2026Viewing560+249
Oct 21, 2026311+101
Oct 16, 2026210-4
Oct 15, 2026214+14
Oct 14, 20262000
Oct 13, 2026200+15
Oct 09, 2026185No prior observation