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Contract OI history

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Nov 20, 2026 EXPIRATION

AMSC $24.00 Put

AMSC261120P00024000

Latest saved OI49Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMSC $24.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 49240 2026-10-08: 16 OI2026-10-09: 17 OI2026-10-13: 19 OI2026-10-14: 33 OI2026-10-16: 33 OI2026-10-21: 43 OI2026-10-23: 49 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, 2026Viewing49+6
Oct 21, 202643+10
Oct 16, 2026330
Oct 14, 202633+14
Oct 13, 202619+2
Oct 09, 202617+1
Oct 08, 202616No prior observation