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Contract OI history

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Nov 20, 2026 EXPIRATION

ZS $300.00 Call

ZS261120C00300000

Latest saved OI850Oct 23, 2026
Last change+720vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $300.00 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. 8504250 2026-10-09: 63 OI2026-10-12: 82 OI2026-10-14: 107 OI2026-10-15: 109 OI2026-10-16: 122 OI2026-10-21: 130 OI2026-10-23: 850 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, 2026Viewing850+720
Oct 21, 2026130+8
Oct 16, 2026122+13
Oct 15, 2026109+2
Oct 14, 2026107+25
Oct 12, 202682+19
Oct 09, 202663No prior observation