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Contract OI history

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Nov 20, 2026 EXPIRATION

DEI $9.00 Put

DEI261120P00009000

Latest saved OI137Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DEI $9.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 137680 2026-10-02: 76 OI2026-10-05: 76 OI2026-10-06: 76 OI2026-10-07: 76 OI2026-10-08: 76 OI2026-10-09: 76 OI2026-10-13: 76 OI2026-10-14: 76 OI2026-10-16: 76 OI2026-10-20: 136 OI2026-10-23: 137 OI Oct 02, 2026Oct 23, 2026

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

DEI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing137+1
Oct 20, 2026136+60
Oct 16, 2026760
Oct 14, 2026760
Oct 13, 2026760
Oct 09, 2026760
Oct 08, 2026760
Oct 07, 2026760
Oct 06, 2026760
Oct 05, 2026760
Oct 02, 202676No prior observation