OITracker Cboe delayed data

Contract OI history

Back to MRNA

Mar 19, 2027 EXPIRATION

MRNA $185.00 Put

MRNA270319P00185000

Latest saved OI122Oct 23, 2026
Last change+36vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $185.00 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. 122610 2026-10-09: 63 OI2026-10-13: 64 OI2026-10-14: 64 OI2026-10-15: 64 OI2026-10-16: 64 OI2026-10-21: 86 OI2026-10-23: 122 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, 2026Viewing122+36
Oct 21, 202686+22
Oct 16, 2026640
Oct 15, 2026640
Oct 14, 2026640
Oct 13, 202664+1
Oct 09, 202663No prior observation