OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

AMSC $37.00 Call

AMSC270115C00037000

Latest saved OI186Oct 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 $37.00 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. 187930 2026-10-08: 145 OI2026-10-09: 145 OI2026-10-13: 145 OI2026-10-14: 145 OI2026-10-16: 155 OI2026-10-21: 187 OI2026-10-23: 186 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, 2026Viewing186-1
Oct 21, 2026187+32
Oct 16, 2026155+10
Oct 14, 20261450
Oct 13, 20261450
Oct 09, 20261450
Oct 08, 2026145No prior observation