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Contract OI history

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Oct 30, 2026 EXPIRATION

DOW $27.00 Put

DOW261030P00027000

Latest saved OI420Oct 23, 2026
Last change+231vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $27.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4202100 2026-10-02: 130 OI2026-10-05: 132 OI2026-10-06: 132 OI2026-10-07: 171 OI2026-10-08: 171 OI2026-10-09: 176 OI2026-10-13: 176 OI2026-10-14: 176 OI2026-10-15: 182 OI2026-10-16: 182 OI2026-10-21: 189 OI2026-10-23: 420 OI Oct 02, 2026Oct 23, 2026

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

DOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing420+231
Oct 21, 2026189+7
Oct 16, 20261820
Oct 15, 2026182+6
Oct 14, 20261760
Oct 13, 20261760
Oct 09, 2026176+5
Oct 08, 20261710
Oct 07, 2026171+39
Oct 06, 20261320
Oct 05, 2026132+2
Oct 02, 2026130No prior observation