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Contract OI history

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Dec 18, 2026 EXPIRATION

MRNA $185.00 Put

MRNA261218P00185000

Latest saved OI348Oct 23, 2026
Last change+9vs 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. 3481740 2026-10-09: 318 OI2026-10-13: 323 OI2026-10-14: 323 OI2026-10-15: 320 OI2026-10-16: 332 OI2026-10-21: 339 OI2026-10-23: 348 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, 2026Viewing348+9
Oct 21, 2026339+7
Oct 16, 2026332+12
Oct 15, 2026320-3
Oct 14, 20263230
Oct 13, 2026323+5
Oct 09, 2026318No prior observation