OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

BW $6.00 Put

BW270219P00006000

Latest saved OI348Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BW $6.00 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. 3481740 2026-10-02: 21 OI2026-10-05: 21 OI2026-10-06: 21 OI2026-10-07: 21 OI2026-10-08: 21 OI2026-10-09: 21 OI2026-10-13: 319 OI2026-10-14: 319 OI2026-10-15: 348 OI2026-10-16: 348 OI2026-10-20: 348 OI2026-10-23: 348 OI Oct 02, 2026Oct 23, 2026

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

BW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3480
Oct 20, 20263480
Oct 16, 20263480
Oct 15, 2026348+29
Oct 14, 20263190
Oct 13, 2026319+298
Oct 09, 2026210
Oct 08, 2026210
Oct 07, 2026210
Oct 06, 2026210
Oct 05, 2026210
Oct 02, 202621No prior observation