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Contract OI history

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Jan 15, 2027 EXPIRATION

BHP $77.50 Put

BHP270115P00077500

Latest saved OI1,200Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BHP $77.50 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. 1,2006000 2026-10-02: 1,174 OI2026-10-05: 1,184 OI2026-10-06: 1,184 OI2026-10-07: 1,186 OI2026-10-08: 1,153 OI2026-10-09: 1,166 OI2026-10-13: 1,173 OI2026-10-14: 1,175 OI2026-10-16: 1,198 OI2026-10-20: 1,198 OI2026-10-23: 1,200 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, 2026Viewing1,200+2
Oct 20, 20261,1980
Oct 16, 20261,198+23
Oct 14, 20261,175+2
Oct 13, 20261,173+7
Oct 09, 20261,166+13
Oct 08, 20261,153-33
Oct 07, 20261,186+2
Oct 06, 20261,1840
Oct 05, 20261,184+10
Oct 02, 20261,174No prior observation