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Contract OI history

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Jan 15, 2027 EXPIRATION

ZETA $30.00 Put

ZETA270115P00030000

Latest saved OI1,643Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $30.00 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. 1,6688340 2026-10-02: 1,592 OI2026-10-05: 1,591 OI2026-10-06: 1,640 OI2026-10-07: 1,650 OI2026-10-08: 1,650 OI2026-10-09: 1,668 OI2026-10-13: 1,659 OI2026-10-14: 1,659 OI2026-10-15: 1,660 OI2026-10-16: 1,651 OI2026-10-21: 1,653 OI2026-10-23: 1,643 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, 20261,643-10
Oct 21, 2026Viewing1,653+2
Oct 16, 20261,651-9
Oct 15, 20261,660+1
Oct 14, 20261,6590
Oct 13, 20261,659-9
Oct 09, 20261,668+18
Oct 08, 20261,6500
Oct 07, 20261,650+10
Oct 06, 20261,640+49
Oct 05, 20261,591-1
Oct 02, 20261,592No prior observation