OITracker Cboe delayed data

Contract OI history

Back to ALK

Jan 15, 2027 EXPIRATION

ALK $37.50 Call

ALK270115C00037500

Latest saved OI276Oct 23, 2026
Last change+30vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALK $37.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2761380 2026-10-02: 141 OI2026-10-05: 141 OI2026-10-06: 141 OI2026-10-07: 141 OI2026-10-08: 151 OI2026-10-09: 202 OI2026-10-13: 202 OI2026-10-14: 202 OI2026-10-15: 202 OI2026-10-16: 202 OI2026-10-21: 246 OI2026-10-23: 276 OI Oct 02, 2026Oct 23, 2026

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

ALK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing276+30
Oct 21, 2026246+44
Oct 16, 20262020
Oct 15, 20262020
Oct 14, 20262020
Oct 13, 20262020
Oct 09, 2026202+51
Oct 08, 2026151+10
Oct 07, 20261410
Oct 06, 20261410
Oct 05, 20261410
Oct 02, 2026141No prior observation