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Contract OI history

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Oct 30, 2026 EXPIRATION

ZETA $34.50 Call

ZETA261030C00034500

Latest saved OI96Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $34.50 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. 100500 2026-10-02: 13 OI2026-10-05: 21 OI2026-10-06: 77 OI2026-10-07: 76 OI2026-10-08: 76 OI2026-10-09: 84 OI2026-10-13: 95 OI2026-10-14: 95 OI2026-10-15: 100 OI2026-10-16: 94 OI2026-10-21: 95 OI2026-10-23: 96 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, 202696+1
Oct 21, 2026Viewing95+1
Oct 16, 202694-6
Oct 15, 2026100+5
Oct 14, 2026950
Oct 13, 202695+11
Oct 09, 202684+8
Oct 08, 2026760
Oct 07, 202676-1
Oct 06, 202677+56
Oct 05, 202621+8
Oct 02, 202613No prior observation