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Contract OI history

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Nov 06, 2026 EXPIRATION

ZETA $40.00 Call

ZETA261106C00040000

Latest saved OI227Oct 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 $40.00 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. 2271130 2026-10-02: 66 OI2026-10-05: 87 OI2026-10-06: 140 OI2026-10-07: 149 OI2026-10-08: 149 OI2026-10-09: 195 OI2026-10-13: 186 OI2026-10-14: 186 OI2026-10-15: 186 OI2026-10-16: 188 OI2026-10-21: 224 OI2026-10-23: 227 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, 2026227+3
Oct 21, 2026Viewing224+36
Oct 16, 2026188+2
Oct 15, 20261860
Oct 14, 20261860
Oct 13, 2026186-9
Oct 09, 2026195+46
Oct 08, 20261490
Oct 07, 2026149+9
Oct 06, 2026140+53
Oct 05, 202687+21
Oct 02, 202666No prior observation