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Contract OI history

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Mar 19, 2027 EXPIRATION

ZETA $35.00 Call

ZETA270319C00035000

Latest saved OI2,624Oct 23, 2026
Last change-43vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $35.00 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. 2,6671,3330 2026-10-02: 1,037 OI2026-10-05: 1,079 OI2026-10-06: 1,063 OI2026-10-07: 1,062 OI2026-10-08: 1,062 OI2026-10-09: 1,061 OI2026-10-13: 2,255 OI2026-10-14: 2,255 OI2026-10-15: 2,461 OI2026-10-16: 2,469 OI2026-10-21: 2,667 OI2026-10-23: 2,624 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, 2026Viewing2,624-43
Oct 21, 20262,667+198
Oct 16, 20262,469+8
Oct 15, 20262,461+206
Oct 14, 20262,2550
Oct 13, 20262,255+1,194
Oct 09, 20261,061-1
Oct 08, 20261,0620
Oct 07, 20261,062-1
Oct 06, 20261,063-16
Oct 05, 20261,079+42
Oct 02, 20261,037No prior observation