OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

PR $22.00 Put

PR270115P00022000

Latest saved OI276Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PR $22.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2761380 2026-10-02: 271 OI2026-10-05: 271 OI2026-10-06: 271 OI2026-10-07: 271 OI2026-10-08: 271 OI2026-10-09: 271 OI2026-10-13: 271 OI2026-10-14: 271 OI2026-10-15: 272 OI2026-10-16: 272 OI2026-10-21: 271 OI2026-10-23: 276 OI Oct 02, 2026Oct 23, 2026

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

PR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing276+5
Oct 21, 2026271-1
Oct 16, 20262720
Oct 15, 2026272+1
Oct 14, 20262710
Oct 13, 20262710
Oct 09, 20262710
Oct 08, 20262710
Oct 07, 20262710
Oct 06, 20262710
Oct 05, 20262710
Oct 02, 2026271No prior observation