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Contract OI history

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Dec 18, 2026 EXPIRATION

BNC $5.00 Put

BNC261218P00005000

Latest saved OI171Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
BNC $5.00 put open interest history 6 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 171850 2026-10-07: 74 OI2026-10-13: 74 OI2026-10-14: 74 OI2026-10-16: 171 OI2026-10-20: 171 OI2026-10-23: 171 OI Oct 07, 2026Oct 23, 2026

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

BNC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1710
Oct 20, 20261710
Oct 16, 2026171+97
Oct 14, 2026740
Oct 13, 2026740
Oct 07, 202674No prior observation