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Contract OI history

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Jan 15, 2027 EXPIRATION

YSS $17.50 Call

YSS270115C00017500

Latest saved OI131Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
YSS $17.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 133660 2026-10-02: 121 OI2026-10-05: 121 OI2026-10-06: 119 OI2026-10-07: 113 OI2026-10-09: 133 OI2026-10-13: 131 OI2026-10-14: 131 OI2026-10-16: 131 OI2026-10-20: 131 OI2026-10-23: 131 OI Oct 02, 2026Oct 23, 2026

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

YSS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1310
Oct 20, 20261310
Oct 16, 20261310
Oct 14, 20261310
Oct 13, 2026131-2
Oct 09, 2026133+20
Oct 07, 2026113-6
Oct 06, 2026119-2
Oct 05, 20261210
Oct 02, 2026121No prior observation