OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

ALKS $41.00 Call

ALKS261120C00041000

Latest saved OI24Oct 20, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ALKS $41.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 24120 2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 5 OI2026-10-14: 5 OI2026-10-16: 24 OI2026-10-20: 24 OI Oct 08, 2026Oct 20, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ALKS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing240
Oct 16, 202624+19
Oct 14, 202650
Oct 13, 202650
Oct 09, 202650
Oct 08, 20265No prior observation