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Contract OI history

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Jan 15, 2027 EXPIRATION

ZENA $500.00 Call

ZENA270115C00000500

Latest saved OI189Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ZENA $500.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 189940 2026-10-08: 188 OI2026-10-09: 189 OI2026-10-13: 189 OI2026-10-14: 189 OI2026-10-15: 189 OI2026-10-16: 189 OI2026-10-20: 189 OI2026-10-23: 189 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ZENA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1890
Oct 20, 20261890
Oct 16, 20261890
Oct 15, 20261890
Oct 14, 20261890
Oct 13, 20261890
Oct 09, 2026189+1
Oct 08, 2026188No prior observation