OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

OSS $5.00 Put

OSS270115P00005000

Latest saved OI205Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OSS $5.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2051020 2026-10-08: 3 OI2026-10-09: 3 OI2026-10-13: 3 OI2026-10-14: 3 OI2026-10-16: 203 OI2026-10-20: 205 OI2026-10-23: 205 OI Oct 08, 2026Oct 23, 2026

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

OSS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262050
Oct 20, 2026Viewing205+2
Oct 16, 2026203+200
Oct 14, 202630
Oct 13, 202630
Oct 09, 202630
Oct 08, 20263No prior observation