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Contract OI history

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Jan 19, 2029 EXPIRATION

ZETA $30.00 Call

ZETA290119C00030000

Latest saved OI199Oct 23, 2026
Last change-6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $30.00 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. 2051020 2026-10-02: 182 OI2026-10-05: 183 OI2026-10-06: 190 OI2026-10-07: 192 OI2026-10-08: 192 OI2026-10-09: 201 OI2026-10-13: 202 OI2026-10-14: 202 OI2026-10-15: 199 OI2026-10-16: 194 OI2026-10-21: 205 OI2026-10-23: 199 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, 2026199-6
Oct 21, 2026Viewing205+11
Oct 16, 2026194-5
Oct 15, 2026199-3
Oct 14, 20262020
Oct 13, 2026202+1
Oct 09, 2026201+9
Oct 08, 20261920
Oct 07, 2026192+2
Oct 06, 2026190+7
Oct 05, 2026183+1
Oct 02, 2026182No prior observation