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Contract OI history

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Nov 20, 2026 EXPIRATION

AMSC $30.00 Call

AMSC261120C00030000

Latest saved OI182Oct 23, 2026
Last change+23vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMSC $30.00 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. 182910 2026-10-08: 34 OI2026-10-09: 34 OI2026-10-13: 34 OI2026-10-14: 34 OI2026-10-16: 37 OI2026-10-21: 159 OI2026-10-23: 182 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, 2026Viewing182+23
Oct 21, 2026159+122
Oct 16, 202637+3
Oct 14, 2026340
Oct 13, 2026340
Oct 09, 2026340
Oct 08, 202634No prior observation