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Contract OI history

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Nov 20, 2026 EXPIRATION

AMSC $38.00 Call

AMSC261120C00038000

Latest saved OI28Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMSC $38.00 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. 33160 2026-10-08: 30 OI2026-10-09: 31 OI2026-10-13: 30 OI2026-10-14: 30 OI2026-10-16: 30 OI2026-10-21: 33 OI2026-10-23: 28 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, 2026Viewing28-5
Oct 21, 202633+3
Oct 16, 2026300
Oct 14, 2026300
Oct 13, 202630-1
Oct 09, 202631+1
Oct 08, 202630No prior observation