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Contract OI history

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Jan 15, 2027 EXPIRATION

ZETA $50.00 Call

ZETA270115C00050000

Latest saved OI11,154Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZETA $50.00 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. 11,1595,5790 2026-10-02: 5,862 OI2026-10-05: 5,862 OI2026-10-06: 6,377 OI2026-10-07: 6,372 OI2026-10-08: 6,372 OI2026-10-09: 9,256 OI2026-10-13: 9,247 OI2026-10-14: 9,247 OI2026-10-15: 9,255 OI2026-10-16: 9,285 OI2026-10-21: 11,159 OI2026-10-23: 11,154 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, 202611,154-5
Oct 21, 2026Viewing11,159+1,874
Oct 16, 20269,285+30
Oct 15, 20269,255+8
Oct 14, 20269,2470
Oct 13, 20269,247-9
Oct 09, 20269,256+2,884
Oct 08, 20266,3720
Oct 07, 20266,372-5
Oct 06, 20266,377+515
Oct 05, 20265,8620
Oct 02, 20265,862No prior observation