OITracker Cboe delayed data

Contract OI history

Back to YSS

Jan 15, 2027 EXPIRATION

YSS $10.00 Put

YSS270115P00010000

Latest saved OI642Oct 23, 2026
Last change-7vs 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. 6963480 2026-10-02: 620 OI2026-10-05: 635 OI2026-10-06: 635 OI2026-10-07: 659 OI2026-10-09: 696 OI2026-10-13: 696 OI2026-10-14: 693 OI2026-10-16: 649 OI2026-10-20: 649 OI2026-10-23: 642 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, 2026Viewing642-7
Oct 20, 20266490
Oct 16, 2026649-44
Oct 14, 2026693-3
Oct 13, 20266960
Oct 09, 2026696+37
Oct 07, 2026659+24
Oct 06, 20266350
Oct 05, 2026635+15
Oct 02, 2026620No prior observation