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Contract OI history

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Nov 20, 2026 EXPIRATION

INSM $100.00 Call

INSM261120C00100000

Latest saved OI405Oct 21, 2026
Last change+157vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
INSM $100.00 call open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 4052020 2026-10-09: 218 OI2026-10-13: 238 OI2026-10-15: 247 OI2026-10-16: 248 OI2026-10-21: 405 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, 2026Viewing405+157
Oct 16, 2026248+1
Oct 15, 2026247+9
Oct 13, 2026238+20
Oct 09, 2026218No prior observation