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Contract OI history

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Oct 30, 2026 EXPIRATION

ZETA $29.00 Put

ZETA261030P00029000

Latest saved OI140Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $29.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 140700 2026-10-02: 74 OI2026-10-05: 74 OI2026-10-06: 122 OI2026-10-07: 118 OI2026-10-08: 118 OI2026-10-09: 126 OI2026-10-13: 139 OI2026-10-14: 139 OI2026-10-15: 139 OI2026-10-16: 139 OI2026-10-21: 140 OI2026-10-23: 140 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, 20261400
Oct 21, 2026Viewing140+1
Oct 16, 20261390
Oct 15, 20261390
Oct 14, 20261390
Oct 13, 2026139+13
Oct 09, 2026126+8
Oct 08, 20261180
Oct 07, 2026118-4
Oct 06, 2026122+48
Oct 05, 2026740
Oct 02, 202674No prior observation