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Contract OI history

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Nov 20, 2026 EXPIRATION

ZETA $35.00 Call

ZETA261120C00035000

Latest saved OI15,318Oct 23, 2026
Last change+4,320vs 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. 15,3187,6590 2026-10-02: 5,383 OI2026-10-05: 7,083 OI2026-10-06: 8,672 OI2026-10-07: 6,315 OI2026-10-08: 6,315 OI2026-10-09: 8,406 OI2026-10-13: 10,065 OI2026-10-14: 10,065 OI2026-10-15: 12,782 OI2026-10-16: 8,440 OI2026-10-21: 10,998 OI2026-10-23: 15,318 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, 2026Viewing15,318+4,320
Oct 21, 202610,998+2,558
Oct 16, 20268,440-4,342
Oct 15, 202612,782+2,717
Oct 14, 202610,0650
Oct 13, 202610,065+1,659
Oct 09, 20268,406+2,091
Oct 08, 20266,3150
Oct 07, 20266,315-2,357
Oct 06, 20268,672+1,589
Oct 05, 20267,083+1,700
Oct 02, 20265,383No prior observation