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Contract OI history

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Mar 19, 2027 EXPIRATION

ZETA $30.00 Call

ZETA270319C00030000

Latest saved OI1,428Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $30.00 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. 1,4377180 2026-10-02: 1,434 OI2026-10-05: 1,432 OI2026-10-06: 1,407 OI2026-10-07: 1,392 OI2026-10-08: 1,392 OI2026-10-09: 1,437 OI2026-10-13: 1,423 OI2026-10-14: 1,423 OI2026-10-15: 1,413 OI2026-10-16: 1,413 OI2026-10-21: 1,431 OI2026-10-23: 1,428 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, 20261,428-3
Oct 21, 2026Viewing1,431+18
Oct 16, 20261,4130
Oct 15, 20261,413-10
Oct 14, 20261,4230
Oct 13, 20261,423-14
Oct 09, 20261,437+45
Oct 08, 20261,3920
Oct 07, 20261,392-15
Oct 06, 20261,407-25
Oct 05, 20261,432-2
Oct 02, 20261,434No prior observation