OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BORR $2.50 Put

BORR270115P00002500

Latest saved OI453Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BORR $2.50 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. 4642320 2026-10-02: 457 OI2026-10-05: 457 OI2026-10-06: 457 OI2026-10-07: 457 OI2026-10-08: 464 OI2026-10-09: 464 OI2026-10-13: 464 OI2026-10-14: 463 OI2026-10-15: 463 OI2026-10-16: 463 OI2026-10-21: 453 OI2026-10-23: 453 OI Oct 02, 2026Oct 23, 2026

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

BORR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4530
Oct 21, 2026453-10
Oct 16, 20264630
Oct 15, 20264630
Oct 14, 2026463-1
Oct 13, 20264640
Oct 09, 20264640
Oct 08, 2026464+7
Oct 07, 20264570
Oct 06, 20264570
Oct 05, 20264570
Oct 02, 2026457No prior observation