OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

STUB $2.50 Put

STUB280121P00002500

Latest saved OI1,044Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STUB $2.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,0445220 2026-10-02: 1,039 OI2026-10-05: 1,039 OI2026-10-06: 1,039 OI2026-10-07: 1,039 OI2026-10-08: 1,039 OI2026-10-13: 1,044 OI2026-10-14: 1,044 OI2026-10-16: 1,044 OI2026-10-19: 1,044 OI2026-10-23: 1,044 OI Oct 02, 2026Oct 23, 2026

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

STUB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,0440
Oct 19, 2026Viewing1,0440
Oct 16, 20261,0440
Oct 14, 20261,0440
Oct 13, 20261,044+5
Oct 08, 20261,0390
Oct 07, 20261,0390
Oct 06, 20261,0390
Oct 05, 20261,0390
Oct 02, 20261,039No prior observation