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Contract OI history

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Dec 18, 2026 EXPIRATION

MRNA $85.00 Put

MRNA261218P00085000

Latest saved OI256Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $85.00 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. 2571280 2026-10-09: 257 OI2026-10-13: 257 OI2026-10-14: 257 OI2026-10-15: 256 OI2026-10-16: 256 OI2026-10-21: 256 OI2026-10-23: 256 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, 20262560
Oct 21, 2026Viewing2560
Oct 16, 20262560
Oct 15, 2026256-1
Oct 14, 20262570
Oct 13, 20262570
Oct 09, 2026257No prior observation