OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

MRNA $50.00 Put

MRNA280121P00050000

Latest saved OI220Oct 23, 2026
Last change+70vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $50.00 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. 2201100 2026-10-09: 151 OI2026-10-13: 160 OI2026-10-14: 160 OI2026-10-15: 150 OI2026-10-16: 150 OI2026-10-21: 150 OI2026-10-23: 220 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, 2026Viewing220+70
Oct 21, 20261500
Oct 16, 20261500
Oct 15, 2026150-10
Oct 14, 20261600
Oct 13, 2026160+9
Oct 09, 2026151No prior observation