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Contract OI history

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Dec 18, 2026 EXPIRATION

BHP $82.50 Put

BHP261218P00082500

Latest saved OI1,670Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BHP $82.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,6708350 2026-10-02: 894 OI2026-10-05: 890 OI2026-10-06: 890 OI2026-10-07: 890 OI2026-10-08: 890 OI2026-10-09: 890 OI2026-10-13: 890 OI2026-10-14: 898 OI2026-10-16: 1,668 OI2026-10-20: 1,670 OI2026-10-23: 1,670 OI Oct 02, 2026Oct 23, 2026

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

BHP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,6700
Oct 20, 20261,670+2
Oct 16, 20261,668+770
Oct 14, 2026898+8
Oct 13, 20268900
Oct 09, 20268900
Oct 08, 20268900
Oct 07, 20268900
Oct 06, 20268900
Oct 05, 2026890-4
Oct 02, 2026894No prior observation