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Contract OI history

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Oct 23, 2026 EXPIRATION

ZETA $39.00 Call

ZETA261023C00039000

Latest saved OI27Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 05, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $39.00 call open interest history 11 saved observations from 2026-10-05 to 2026-10-23. Exact values and changes are listed in the table below. 28140 2026-10-05: 0 OI2026-10-06: 15 OI2026-10-07: 16 OI2026-10-08: 16 OI2026-10-09: 16 OI2026-10-13: 27 OI2026-10-14: 27 OI2026-10-15: 27 OI2026-10-16: 27 OI2026-10-21: 28 OI2026-10-23: 27 OI Oct 05, 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, 202627-1
Oct 21, 2026Viewing28+1
Oct 16, 2026270
Oct 15, 2026270
Oct 14, 2026270
Oct 13, 202627+11
Oct 09, 2026160
Oct 08, 2026160
Oct 07, 202616+1
Oct 06, 202615+15
Oct 05, 20260No prior observation