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Contract OI history

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Sep 17, 2027 EXPIRATION

ZTS $100.00 Call

ZTS270917C00100000

Latest saved OI102Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZTS $100.00 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. 168840 2026-10-02: 73 OI2026-10-05: 73 OI2026-10-06: 168 OI2026-10-07: 168 OI2026-10-08: 168 OI2026-10-09: 168 OI2026-10-12: 104 OI2026-10-14: 104 OI2026-10-15: 104 OI2026-10-16: 102 OI2026-10-21: 102 OI2026-10-23: 102 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, 2026Viewing1020
Oct 21, 20261020
Oct 16, 2026102-2
Oct 15, 20261040
Oct 14, 20261040
Oct 12, 2026104-64
Oct 09, 20261680
Oct 08, 20261680
Oct 07, 20261680
Oct 06, 2026168+95
Oct 05, 2026730
Oct 02, 202673No prior observation