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Contract OI history

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Jan 21, 2028 EXPIRATION

ZETA $15.00 Put

ZETA280121P00015000

Latest saved OI1,027Oct 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 $15.00 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. 1,0325160 2026-10-02: 1,028 OI2026-10-05: 1,028 OI2026-10-06: 1,032 OI2026-10-07: 1,032 OI2026-10-08: 1,032 OI2026-10-09: 1,028 OI2026-10-13: 1,027 OI2026-10-14: 1,027 OI2026-10-15: 1,027 OI2026-10-16: 1,027 OI2026-10-21: 1,027 OI2026-10-23: 1,027 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, 20261,0270
Oct 21, 2026Viewing1,0270
Oct 16, 20261,0270
Oct 15, 20261,0270
Oct 14, 20261,0270
Oct 13, 20261,027-1
Oct 09, 20261,028-4
Oct 08, 20261,0320
Oct 07, 20261,0320
Oct 06, 20261,032+4
Oct 05, 20261,0280
Oct 02, 20261,028No prior observation