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Contract OI history

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Oct 23, 2026 EXPIRATION

DOW $28.00 Put

DOW261023P00028000

Latest saved OI1,162Oct 23, 2026
Last change+799vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $28.00 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. 1,1625810 2026-10-02: 173 OI2026-10-05: 183 OI2026-10-06: 183 OI2026-10-07: 187 OI2026-10-08: 187 OI2026-10-09: 214 OI2026-10-13: 230 OI2026-10-14: 230 OI2026-10-15: 233 OI2026-10-16: 228 OI2026-10-21: 363 OI2026-10-23: 1,162 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, 2026Viewing1,162+799
Oct 21, 2026363+135
Oct 16, 2026228-5
Oct 15, 2026233+3
Oct 14, 20262300
Oct 13, 2026230+16
Oct 09, 2026214+27
Oct 08, 20261870
Oct 07, 2026187+4
Oct 06, 20261830
Oct 05, 2026183+10
Oct 02, 2026173No prior observation