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Contract OI history

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Jun 17, 2027 EXPIRATION

DOW $20.00 Put

DOW270617P00020000

Latest saved OI376Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $20.00 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. 3801900 2026-10-02: 380 OI2026-10-05: 380 OI2026-10-06: 380 OI2026-10-07: 380 OI2026-10-08: 380 OI2026-10-09: 376 OI2026-10-13: 376 OI2026-10-14: 376 OI2026-10-15: 376 OI2026-10-16: 376 OI2026-10-21: 376 OI2026-10-23: 376 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, 2026Viewing3760
Oct 21, 20263760
Oct 16, 20263760
Oct 15, 20263760
Oct 14, 20263760
Oct 13, 20263760
Oct 09, 2026376-4
Oct 08, 20263800
Oct 07, 20263800
Oct 06, 20263800
Oct 05, 20263800
Oct 02, 2026380No prior observation