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Contract OI history

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Dec 18, 2026 EXPIRATION

MRNA $25.00 Put

MRNA261218P00025000

Latest saved OI3,751Oct 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 $25.00 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. 3,7511,8750 2026-10-09: 3,742 OI2026-10-13: 3,742 OI2026-10-14: 3,742 OI2026-10-15: 3,742 OI2026-10-16: 3,742 OI2026-10-21: 3,742 OI2026-10-23: 3,751 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, 2026Viewing3,751+9
Oct 21, 20263,7420
Oct 16, 20263,7420
Oct 15, 20263,7420
Oct 14, 20263,7420
Oct 13, 20263,7420
Oct 09, 20263,742No prior observation