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Contract OI history

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Mar 19, 2027 EXPIRATION

ZETA $50.00 Call

ZETA270319C00050000

Latest saved OI514Oct 23, 2026
Last change+3vs previous saved observation
Saved market days10Oct 06, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $50.00 call open interest history 10 saved observations from 2026-10-06 to 2026-10-23. Exact values and changes are listed in the table below. 6793390 2026-10-06: 0 OI2026-10-07: 676 OI2026-10-08: 676 OI2026-10-09: 679 OI2026-10-13: 529 OI2026-10-14: 529 OI2026-10-15: 533 OI2026-10-16: 491 OI2026-10-21: 511 OI2026-10-23: 514 OI Oct 06, 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, 2026514+3
Oct 21, 2026Viewing511+20
Oct 16, 2026491-42
Oct 15, 2026533+4
Oct 14, 20265290
Oct 13, 2026529-150
Oct 09, 2026679+3
Oct 08, 20266760
Oct 07, 2026676+676
Oct 06, 20260No prior observation