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Contract OI history

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Nov 20, 2026 EXPIRATION

INSM $120.00 Put

INSM261120P00120000

Latest saved OI189Oct 21, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
INSM $120.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 189940 2026-10-09: 189 OI2026-10-13: 189 OI2026-10-15: 189 OI2026-10-16: 189 OI2026-10-21: 189 OI Oct 09, 2026Oct 21, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

INSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing1890
Oct 16, 20261890
Oct 15, 20261890
Oct 13, 20261890
Oct 09, 2026189No prior observation