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Contract OI history

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Nov 20, 2026 EXPIRATION

HBM $30.00 Call

HBM261120C00030000

Latest saved OI2,193Oct 20, 2026
Last change+32vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HBM $30.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 2,1931,0960 2026-10-02: 2,027 OI2026-10-05: 1,898 OI2026-10-06: 1,917 OI2026-10-07: 1,974 OI2026-10-08: 2,051 OI2026-10-09: 2,059 OI2026-10-13: 2,121 OI2026-10-14: 2,128 OI2026-10-16: 2,161 OI2026-10-20: 2,193 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, 2026Viewing2,193+32
Oct 16, 20262,161+33
Oct 14, 20262,128+7
Oct 13, 20262,121+62
Oct 09, 20262,059+8
Oct 08, 20262,051+77
Oct 07, 20261,974+57
Oct 06, 20261,917+19
Oct 05, 20261,898-129
Oct 02, 20262,027No prior observation