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Contract OI history

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Dec 18, 2026 EXPIRATION

MRNA $55.00 Put

MRNA261218P00055000

Latest saved OI1,157Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $55.00 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. 1,1575780 2026-10-09: 1,150 OI2026-10-13: 1,151 OI2026-10-14: 1,151 OI2026-10-15: 1,151 OI2026-10-16: 1,151 OI2026-10-21: 1,151 OI2026-10-23: 1,157 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, 20261,157+6
Oct 21, 2026Viewing1,1510
Oct 16, 20261,1510
Oct 15, 20261,1510
Oct 14, 20261,1510
Oct 13, 20261,151+1
Oct 09, 20261,150No prior observation