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Contract OI history

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Dec 18, 2026 EXPIRATION

BHF $52.50 Call

BHF261218C00052500

Latest saved OI218Oct 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
BHF $52.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2181090 2026-10-09: 205 OI2026-10-13: 213 OI2026-10-14: 213 OI2026-10-15: 213 OI2026-10-16: 213 OI2026-10-21: 214 OI2026-10-23: 218 OI Oct 09, 2026Oct 23, 2026

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

BHF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing218+4
Oct 21, 2026214+1
Oct 16, 20262130
Oct 15, 20262130
Oct 14, 20262130
Oct 13, 2026213+8
Oct 09, 2026205No prior observation