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Contract OI history

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Oct 30, 2026 EXPIRATION

ZETA $40.00 Call

ZETA261030C00040000

Latest saved OI792Oct 23, 2026
Last change+9vs 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. 1,0135060 2026-10-02: 107 OI2026-10-05: 264 OI2026-10-06: 541 OI2026-10-07: 985 OI2026-10-08: 985 OI2026-10-09: 992 OI2026-10-13: 1,013 OI2026-10-14: 1,013 OI2026-10-15: 786 OI2026-10-16: 773 OI2026-10-21: 783 OI2026-10-23: 792 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, 2026Viewing792+9
Oct 21, 2026783+10
Oct 16, 2026773-13
Oct 15, 2026786-227
Oct 14, 20261,0130
Oct 13, 20261,013+21
Oct 09, 2026992+7
Oct 08, 20269850
Oct 07, 2026985+444
Oct 06, 2026541+277
Oct 05, 2026264+157
Oct 02, 2026107No prior observation