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Contract OI history

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Apr 16, 2027 EXPIRATION

HDB $25.00 Put

HDB270416P00025000

Latest saved OI10Oct 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 put open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 1050 2026-10-02: 5 OI2026-10-05: 5 OI2026-10-06: 5 OI2026-10-07: 5 OI2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 5 OI2026-10-14: 5 OI2026-10-16: 5 OI2026-10-21: 10 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, 2026Viewing10+5
Oct 16, 202650
Oct 14, 202650
Oct 13, 202650
Oct 09, 202650
Oct 08, 202650
Oct 07, 202650
Oct 06, 202650
Oct 05, 202650
Oct 02, 20265No prior observation