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Contract OI history

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Jan 15, 2027 EXPIRATION

ZENA $7.50 Call

ZENA270115C00007500

Latest saved OI803Oct 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 $7.50 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. 8084040 2026-10-08: 808 OI2026-10-09: 808 OI2026-10-13: 808 OI2026-10-14: 808 OI2026-10-15: 808 OI2026-10-16: 803 OI2026-10-20: 803 OI2026-10-23: 803 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, 2026Viewing8030
Oct 20, 20268030
Oct 16, 2026803-5
Oct 15, 20268080
Oct 14, 20268080
Oct 13, 20268080
Oct 09, 20268080
Oct 08, 2026808No prior observation