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Contract OI history

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Oct 23, 2026 EXPIRATION

MRNA $225.00 Put

MRNA261023P00225000

Latest saved OI1,400Oct 23, 2026
Last change+699vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $225.00 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. 1,4007000 2026-10-09: 16 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 145 OI2026-10-16: 217 OI2026-10-21: 701 OI2026-10-23: 1,400 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, 2026Viewing1,400+699
Oct 21, 2026701+484
Oct 16, 2026217+72
Oct 15, 2026145+125
Oct 14, 2026200
Oct 13, 202620+4
Oct 09, 202616No prior observation