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Contract OI history

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Oct 23, 2026 EXPIRATION

ZS $255.00 Call

ZS261023C00255000

Latest saved OI569Oct 23, 2026
Last change+40vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $255.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5692840 2026-10-09: 20 OI2026-10-12: 386 OI2026-10-14: 406 OI2026-10-15: 502 OI2026-10-16: 534 OI2026-10-21: 529 OI2026-10-23: 569 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ZS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing569+40
Oct 21, 2026529-5
Oct 16, 2026534+32
Oct 15, 2026502+96
Oct 14, 2026406+20
Oct 12, 2026386+366
Oct 09, 202620No prior observation