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Contract OI history

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Oct 23, 2026 EXPIRATION

ZETA $35.00 Call

ZETA261023C00035000

Latest saved OI1,709Oct 23, 2026
Last change+336vs 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. 1,7098540 2026-10-02: 93 OI2026-10-05: 118 OI2026-10-06: 139 OI2026-10-07: 191 OI2026-10-08: 191 OI2026-10-09: 155 OI2026-10-13: 177 OI2026-10-14: 177 OI2026-10-15: 209 OI2026-10-16: 455 OI2026-10-21: 1,373 OI2026-10-23: 1,709 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, 20261,709+336
Oct 21, 2026Viewing1,373+918
Oct 16, 2026455+246
Oct 15, 2026209+32
Oct 14, 20261770
Oct 13, 2026177+22
Oct 09, 2026155-36
Oct 08, 20261910
Oct 07, 2026191+52
Oct 06, 2026139+21
Oct 05, 2026118+25
Oct 02, 202693No prior observation