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Contract OI history

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Jan 21, 2028 EXPIRATION

ZETA $10.00 Call

ZETA280121C00010000

Latest saved OI637Oct 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 $10.00 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. 6803400 2026-10-02: 680 OI2026-10-05: 680 OI2026-10-06: 680 OI2026-10-07: 680 OI2026-10-08: 680 OI2026-10-09: 669 OI2026-10-13: 653 OI2026-10-14: 653 OI2026-10-15: 652 OI2026-10-16: 643 OI2026-10-21: 638 OI2026-10-23: 637 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, 2026637-1
Oct 21, 2026Viewing638-5
Oct 16, 2026643-9
Oct 15, 2026652-1
Oct 14, 20266530
Oct 13, 2026653-16
Oct 09, 2026669-11
Oct 08, 20266800
Oct 07, 20266800
Oct 06, 20266800
Oct 05, 20266800
Oct 02, 2026680No prior observation