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Contract OI history

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Oct 30, 2026 EXPIRATION

BHC $5.50 Put

BHC261030P00005500

Latest saved OI41Oct 23, 2026
Last change-1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BHC $5.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 42210 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 1 OI2026-10-16: 42 OI2026-10-20: 42 OI2026-10-23: 41 OI Oct 09, 2026Oct 23, 2026

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

BHC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing41-1
Oct 20, 2026420
Oct 16, 202642+41
Oct 14, 20261+1
Oct 13, 202600
Oct 09, 20260No prior observation