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Contract OI history

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Jan 15, 2027 EXPIRATION

HBM $17.50 Put

HBM270115P00017500

Latest saved OI70Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HBM $17.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 70350 2026-10-02: 70 OI2026-10-05: 70 OI2026-10-06: 70 OI2026-10-07: 70 OI2026-10-08: 70 OI2026-10-09: 70 OI2026-10-13: 70 OI2026-10-14: 70 OI2026-10-16: 70 OI2026-10-20: 70 OI Oct 02, 2026Oct 20, 2026

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

HBM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing700
Oct 16, 2026700
Oct 14, 2026700
Oct 13, 2026700
Oct 09, 2026700
Oct 08, 2026700
Oct 07, 2026700
Oct 06, 2026700
Oct 05, 2026700
Oct 02, 202670No prior observation