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Contract OI history

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Jan 15, 2027 EXPIRATION

HDB $20.00 Put

HDB270115P00020000

Latest saved OI967Oct 21, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HDB $20.00 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. 9674830 2026-10-02: 867 OI2026-10-05: 901 OI2026-10-06: 902 OI2026-10-07: 902 OI2026-10-08: 902 OI2026-10-09: 903 OI2026-10-13: 905 OI2026-10-14: 905 OI2026-10-16: 967 OI2026-10-21: 967 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, 2026Viewing9670
Oct 16, 2026967+62
Oct 14, 20269050
Oct 13, 2026905+2
Oct 09, 2026903+1
Oct 08, 20269020
Oct 07, 20269020
Oct 06, 2026902+1
Oct 05, 2026901+34
Oct 02, 2026867No prior observation