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Contract OI history

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Jan 21, 2028 EXPIRATION

INSM $110.00 Put

INSM280121P00110000

Latest saved OI473Oct 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 $110.00 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. 4732360 2026-10-09: 473 OI2026-10-13: 473 OI2026-10-15: 473 OI2026-10-16: 473 OI2026-10-21: 473 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, 2026Viewing4730
Oct 16, 20264730
Oct 15, 20264730
Oct 13, 20264730
Oct 09, 2026473No prior observation