OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

U $34.00 Put

U270115P00034000

Latest saved OI409Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $34.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4092040 2026-10-02: 335 OI2026-10-05: 353 OI2026-10-06: 351 OI2026-10-07: 358 OI2026-10-08: 358 OI2026-10-09: 358 OI2026-10-14: 336 OI2026-10-15: 336 OI2026-10-16: 341 OI2026-10-21: 409 OI2026-10-23: 409 OI Oct 02, 2026Oct 23, 2026

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

U contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264090
Oct 21, 2026Viewing409+68
Oct 16, 2026341+5
Oct 15, 20263360
Oct 14, 2026336-22
Oct 09, 20263580
Oct 08, 20263580
Oct 07, 2026358+7
Oct 06, 2026351-2
Oct 05, 2026353+18
Oct 02, 2026335No prior observation