OITracker Cboe delayed data

Contract OI history

Back to ZETA

Mar 19, 2027 EXPIRATION

ZETA $22.50 Call

ZETA270319C00022500

Latest saved OI337Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $22.50 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. 3591790 2026-10-02: 342 OI2026-10-05: 342 OI2026-10-06: 356 OI2026-10-07: 359 OI2026-10-08: 359 OI2026-10-09: 359 OI2026-10-13: 347 OI2026-10-14: 347 OI2026-10-15: 337 OI2026-10-16: 337 OI2026-10-21: 337 OI2026-10-23: 337 OI Oct 02, 2026Oct 23, 2026

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

ZETA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263370
Oct 21, 2026Viewing3370
Oct 16, 20263370
Oct 15, 2026337-10
Oct 14, 20263470
Oct 13, 2026347-12
Oct 09, 20263590
Oct 08, 20263590
Oct 07, 2026359+3
Oct 06, 2026356+14
Oct 05, 20263420
Oct 02, 2026342No prior observation