OITracker Cboe delayed data

Contract OI history

Back to ALKS

Jan 15, 2027 EXPIRATION

ALKS $35.00 Put

ALKS270115P00035000

Latest saved OI308Oct 20, 2026
Last change+1vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ALKS $35.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 3081540 2026-10-08: 307 OI2026-10-09: 307 OI2026-10-13: 307 OI2026-10-14: 307 OI2026-10-16: 307 OI2026-10-20: 308 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, 2026Viewing308+1
Oct 16, 20263070
Oct 14, 20263070
Oct 13, 20263070
Oct 09, 20263070
Oct 08, 2026307No prior observation