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Contract OI history

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Jan 15, 2027 EXPIRATION

ZETA $7.50 Call

ZETA270115C00007500

Latest saved OI313Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $7.50 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. 3461730 2026-10-02: 346 OI2026-10-05: 346 OI2026-10-06: 341 OI2026-10-07: 341 OI2026-10-08: 341 OI2026-10-09: 341 OI2026-10-13: 337 OI2026-10-14: 337 OI2026-10-15: 327 OI2026-10-16: 322 OI2026-10-21: 322 OI2026-10-23: 313 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, 2026313-9
Oct 21, 2026Viewing3220
Oct 16, 2026322-5
Oct 15, 2026327-10
Oct 14, 20263370
Oct 13, 2026337-4
Oct 09, 20263410
Oct 08, 20263410
Oct 07, 20263410
Oct 06, 2026341-5
Oct 05, 20263460
Oct 02, 2026346No prior observation