OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MRNA $240.00 Put

MRNA270115P00240000

Latest saved OI115Oct 23, 2026
Last change-41vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $240.00 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. 156780 2026-10-09: 4 OI2026-10-13: 5 OI2026-10-14: 5 OI2026-10-15: 13 OI2026-10-16: 101 OI2026-10-21: 156 OI2026-10-23: 115 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, 2026Viewing115-41
Oct 21, 2026156+55
Oct 16, 2026101+88
Oct 15, 202613+8
Oct 14, 202650
Oct 13, 20265+1
Oct 09, 20264No prior observation