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Contract OI history

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Jan 15, 2027 EXPIRATION

ZTS $80.00 Put

ZTS270115P00080000

Latest saved OI754Oct 23, 2026
Last change+66vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZTS $80.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7543770 2026-10-02: 690 OI2026-10-05: 687 OI2026-10-06: 687 OI2026-10-07: 687 OI2026-10-08: 687 OI2026-10-09: 686 OI2026-10-12: 686 OI2026-10-14: 686 OI2026-10-15: 686 OI2026-10-16: 688 OI2026-10-21: 688 OI2026-10-23: 754 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, 2026Viewing754+66
Oct 21, 20266880
Oct 16, 2026688+2
Oct 15, 20266860
Oct 14, 20266860
Oct 12, 20266860
Oct 09, 2026686-1
Oct 08, 20266870
Oct 07, 20266870
Oct 06, 20266870
Oct 05, 2026687-3
Oct 02, 2026690No prior observation