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Contract OI history

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Nov 20, 2026 EXPIRATION

YSS $10.00 Put

YSS261120P00010000

Latest saved OI470Oct 23, 2026
Last change-108vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
YSS $10.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5812900 2026-10-02: 562 OI2026-10-05: 572 OI2026-10-06: 572 OI2026-10-07: 560 OI2026-10-09: 562 OI2026-10-13: 581 OI2026-10-14: 581 OI2026-10-16: 578 OI2026-10-20: 578 OI2026-10-23: 470 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, 2026Viewing470-108
Oct 20, 20265780
Oct 16, 2026578-3
Oct 14, 20265810
Oct 13, 2026581+19
Oct 09, 2026562+2
Oct 07, 2026560-12
Oct 06, 20265720
Oct 05, 2026572+10
Oct 02, 2026562No prior observation