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Contract OI history

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Jan 15, 2027 EXPIRATION

ZTS $90.00 Call

ZTS270115C00090000

Latest saved OI1,657Oct 23, 2026
Last change-7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZTS $90.00 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. 1,6648320 2026-10-02: 1,577 OI2026-10-05: 1,576 OI2026-10-06: 1,576 OI2026-10-07: 1,575 OI2026-10-08: 1,575 OI2026-10-09: 1,577 OI2026-10-12: 1,577 OI2026-10-14: 1,576 OI2026-10-15: 1,567 OI2026-10-16: 1,656 OI2026-10-21: 1,664 OI2026-10-23: 1,657 OI Oct 02, 2026Oct 23, 2026

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

ZTS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,657-7
Oct 21, 20261,664+8
Oct 16, 20261,656+89
Oct 15, 20261,567-9
Oct 14, 20261,576-1
Oct 12, 20261,5770
Oct 09, 20261,577+2
Oct 08, 20261,5750
Oct 07, 20261,575-1
Oct 06, 20261,5760
Oct 05, 20261,576-1
Oct 02, 20261,577No prior observation