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Contract OI history

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Jan 15, 2027 EXPIRATION

HDB $25.00 Call

HDB270115C00025000

Latest saved OI1,324Oct 21, 2026
Last change+5vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HDB $25.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 1,3246620 2026-10-02: 1,142 OI2026-10-05: 1,196 OI2026-10-06: 1,196 OI2026-10-07: 1,196 OI2026-10-08: 1,196 OI2026-10-09: 1,196 OI2026-10-13: 1,269 OI2026-10-14: 1,269 OI2026-10-16: 1,319 OI2026-10-21: 1,324 OI Oct 02, 2026Oct 21, 2026

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

HDB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing1,324+5
Oct 16, 20261,319+50
Oct 14, 20261,2690
Oct 13, 20261,269+73
Oct 09, 20261,1960
Oct 08, 20261,1960
Oct 07, 20261,1960
Oct 06, 20261,1960
Oct 05, 20261,196+54
Oct 02, 20261,142No prior observation