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Contract OI history

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Jan 19, 2029 EXPIRATION

MRNA $185.00 Put

MRNA290119P00185000

Latest saved OI325Oct 23, 2026
Last change+7vs 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. 3251620 2026-10-09: 317 OI2026-10-13: 317 OI2026-10-14: 317 OI2026-10-15: 317 OI2026-10-16: 317 OI2026-10-21: 318 OI2026-10-23: 325 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, 2026Viewing325+7
Oct 21, 2026318+1
Oct 16, 20263170
Oct 15, 20263170
Oct 14, 20263170
Oct 13, 20263170
Oct 09, 2026317No prior observation