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Contract OI history

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Dec 18, 2026 EXPIRATION

YSS $7.50 Put

YSS261218P00007500

Latest saved OI4,309Oct 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 $7.50 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. 4,3092,1540 2026-10-02: 4,150 OI2026-10-05: 4,150 OI2026-10-06: 4,150 OI2026-10-07: 4,150 OI2026-10-09: 4,243 OI2026-10-13: 4,243 OI2026-10-14: 4,246 OI2026-10-16: 4,309 OI2026-10-20: 4,309 OI2026-10-23: 4,309 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, 2026Viewing4,3090
Oct 20, 20264,3090
Oct 16, 20264,309+63
Oct 14, 20264,246+3
Oct 13, 20264,2430
Oct 09, 20264,243+93
Oct 07, 20264,1500
Oct 06, 20264,1500
Oct 05, 20264,1500
Oct 02, 20264,150No prior observation