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Contract OI history

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Nov 20, 2026 EXPIRATION

HDB $20.00 Call

HDB261120C00020000

Latest saved OI107Oct 21, 2026
Last change+1vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HDB $20.00 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. 107530 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 2 OI2026-10-07: 102 OI2026-10-08: 102 OI2026-10-09: 101 OI2026-10-13: 106 OI2026-10-14: 106 OI2026-10-16: 106 OI2026-10-21: 107 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, 2026Viewing107+1
Oct 16, 20261060
Oct 14, 20261060
Oct 13, 2026106+5
Oct 09, 2026101-1
Oct 08, 20261020
Oct 07, 2026102+100
Oct 06, 20262+1
Oct 05, 202610
Oct 02, 20261No prior observation