OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

HOOD $40.00 Put

HOOD261218P00040000

Latest saved OI430Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
HOOD $40.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4372180 2026-10-09: 437 OI2026-10-13: 435 OI2026-10-14: 435 OI2026-10-15: 435 OI2026-10-16: 434 OI2026-10-21: 434 OI2026-10-23: 430 OI Oct 09, 2026Oct 23, 2026

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

HOOD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026430-4
Oct 21, 2026Viewing4340
Oct 16, 2026434-1
Oct 15, 20264350
Oct 14, 20264350
Oct 13, 2026435-2
Oct 09, 2026437No prior observation