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Contract OI history

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Dec 18, 2026 EXPIRATION

MRNA $40.00 Call

MRNA261218C00040000

Latest saved OI963Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 9644820 2026-10-09: 964 OI2026-10-13: 964 OI2026-10-14: 964 OI2026-10-15: 964 OI2026-10-16: 964 OI2026-10-21: 964 OI2026-10-23: 963 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, 2026963-1
Oct 21, 2026Viewing9640
Oct 16, 20269640
Oct 15, 20269640
Oct 14, 20269640
Oct 13, 20269640
Oct 09, 2026964No prior observation