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Contract OI history

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Jan 15, 2027 EXPIRATION

ZTS $65.00 Put

ZTS270115P00065000

Latest saved OI2,196Oct 23, 2026
Last change-111vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ZTS $65.00 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. 2,3071,1530 2026-10-02: 1,504 OI2026-10-05: 1,510 OI2026-10-06: 1,501 OI2026-10-07: 1,501 OI2026-10-08: 1,501 OI2026-10-09: 1,500 OI2026-10-12: 1,486 OI2026-10-14: 1,485 OI2026-10-15: 1,484 OI2026-10-16: 1,482 OI2026-10-21: 2,307 OI2026-10-23: 2,196 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, 2026Viewing2,196-111
Oct 21, 20262,307+825
Oct 16, 20261,482-2
Oct 15, 20261,484-1
Oct 14, 20261,485-1
Oct 12, 20261,486-14
Oct 09, 20261,500-1
Oct 08, 20261,5010
Oct 07, 20261,5010
Oct 06, 20261,501-9
Oct 05, 20261,510+6
Oct 02, 20261,504No prior observation