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Contract OI history

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Jan 15, 2027 EXPIRATION

INSM $135.00 Call

INSM270115C00135000

Latest saved OI278Oct 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 $135.00 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. 2781390 2026-10-09: 257 OI2026-10-13: 257 OI2026-10-15: 257 OI2026-10-16: 278 OI2026-10-21: 278 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, 2026Viewing2780
Oct 16, 2026278+21
Oct 15, 20262570
Oct 13, 20262570
Oct 09, 2026257No prior observation