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Contract OI history

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Jan 15, 2027 EXPIRATION

ZTS $45.00 Put

ZTS270115P00045000

Latest saved OI3,338Oct 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 $45.00 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. 3,3381,6690 2026-10-02: 3,238 OI2026-10-05: 3,238 OI2026-10-06: 3,238 OI2026-10-07: 3,338 OI2026-10-08: 3,338 OI2026-10-09: 3,338 OI2026-10-12: 3,338 OI2026-10-14: 3,338 OI2026-10-15: 3,338 OI2026-10-16: 3,338 OI2026-10-21: 3,338 OI2026-10-23: 3,338 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, 2026Viewing3,3380
Oct 21, 20263,3380
Oct 16, 20263,3380
Oct 15, 20263,3380
Oct 14, 20263,3380
Oct 12, 20263,3380
Oct 09, 20263,3380
Oct 08, 20263,3380
Oct 07, 20263,338+100
Oct 06, 20263,2380
Oct 05, 20263,2380
Oct 02, 20263,238No prior observation