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Contract OI history

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Jan 19, 2029 EXPIRATION

DOW $25.00 Put

DOW290119P00025000

Latest saved OI1,239Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $25.00 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. 1,2396190 2026-10-02: 10 OI2026-10-05: 714 OI2026-10-06: 714 OI2026-10-07: 714 OI2026-10-08: 714 OI2026-10-09: 1,231 OI2026-10-13: 1,231 OI2026-10-14: 1,231 OI2026-10-15: 1,231 OI2026-10-16: 1,238 OI2026-10-21: 1,238 OI2026-10-23: 1,239 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, 2026Viewing1,239+1
Oct 21, 20261,2380
Oct 16, 20261,238+7
Oct 15, 20261,2310
Oct 14, 20261,2310
Oct 13, 20261,2310
Oct 09, 20261,231+517
Oct 08, 20267140
Oct 07, 20267140
Oct 06, 20267140
Oct 05, 2026714+704
Oct 02, 202610No prior observation