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Contract OI history

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Jan 15, 2027 EXPIRATION

AMSC $32.00 Call

AMSC270115C00032000

Latest saved OI229Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMSC $32.00 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. 2661330 2026-10-08: 265 OI2026-10-09: 265 OI2026-10-13: 266 OI2026-10-14: 196 OI2026-10-16: 200 OI2026-10-21: 228 OI2026-10-23: 229 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, 2026Viewing229+1
Oct 21, 2026228+28
Oct 16, 2026200+4
Oct 14, 2026196-70
Oct 13, 2026266+1
Oct 09, 20262650
Oct 08, 2026265No prior observation