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Contract OI history

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Oct 30, 2026 EXPIRATION

ZS $222.50 Call

ZS261030C00222500

Latest saved OI354Oct 23, 2026
Last change-8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $222.50 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. 3621810 2026-10-09: 317 OI2026-10-12: 320 OI2026-10-14: 320 OI2026-10-15: 320 OI2026-10-16: 328 OI2026-10-21: 362 OI2026-10-23: 354 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, 2026Viewing354-8
Oct 21, 2026362+34
Oct 16, 2026328+8
Oct 15, 20263200
Oct 14, 20263200
Oct 12, 2026320+3
Oct 09, 2026317No prior observation