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Contract OI history

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Nov 20, 2026 EXPIRATION

AMSC $31.00 Call

AMSC261120C00031000

Latest saved OI250Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMSC $31.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2501250 2026-10-08: 54 OI2026-10-09: 70 OI2026-10-13: 72 OI2026-10-14: 72 OI2026-10-16: 128 OI2026-10-21: 239 OI2026-10-23: 250 OI Oct 08, 2026Oct 23, 2026

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

AMSC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing250+11
Oct 21, 2026239+111
Oct 16, 2026128+56
Oct 14, 2026720
Oct 13, 202672+2
Oct 09, 202670+16
Oct 08, 202654No prior observation