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Contract OI history

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Dec 18, 2026 EXPIRATION

MRNA $170.00 Put

MRNA261218P00170000

Latest saved OI503Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MRNA $170.00 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. 5032510 2026-10-09: 461 OI2026-10-13: 481 OI2026-10-14: 481 OI2026-10-15: 481 OI2026-10-16: 484 OI2026-10-21: 498 OI2026-10-23: 503 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, 2026503+5
Oct 21, 2026Viewing498+14
Oct 16, 2026484+3
Oct 15, 20264810
Oct 14, 20264810
Oct 13, 2026481+20
Oct 09, 2026461No prior observation