OITracker Cboe delayed data

Contract OI history

Back to PENN

Jan 21, 2028 EXPIRATION

PENN $25.00 Call

PENN280121C00025000

Latest saved OI322Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PENN $25.00 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. 3221610 2026-10-08: 179 OI2026-10-13: 181 OI2026-10-14: 181 OI2026-10-15: 181 OI2026-10-16: 181 OI2026-10-21: 322 OI2026-10-23: 322 OI Oct 08, 2026Oct 23, 2026

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

PENN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263220
Oct 21, 2026Viewing322+141
Oct 16, 20261810
Oct 15, 20261810
Oct 14, 20261810
Oct 13, 2026181+2
Oct 08, 2026179No prior observation