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Contract OI history

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Jan 15, 2027 EXPIRATION

ZTS $100.00 Call

ZTS270115C00100000

Latest saved OI1,297Oct 23, 2026
Last change+96vs 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. 1,2976480 2026-10-02: 1,116 OI2026-10-05: 1,116 OI2026-10-06: 1,116 OI2026-10-07: 1,116 OI2026-10-08: 1,116 OI2026-10-09: 1,116 OI2026-10-12: 1,196 OI2026-10-14: 1,197 OI2026-10-15: 1,197 OI2026-10-16: 1,196 OI2026-10-21: 1,201 OI2026-10-23: 1,297 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, 2026Viewing1,297+96
Oct 21, 20261,201+5
Oct 16, 20261,196-1
Oct 15, 20261,1970
Oct 14, 20261,197+1
Oct 12, 20261,196+80
Oct 09, 20261,1160
Oct 08, 20261,1160
Oct 07, 20261,1160
Oct 06, 20261,1160
Oct 05, 20261,1160
Oct 02, 20261,116No prior observation