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Contract OI history

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Oct 30, 2026 EXPIRATION

DOW $31.00 Put

DOW261030P00031000

Latest saved OI248Oct 23, 2026
Last change+244vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $31.00 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. 2481240 2026-10-02: 2 OI2026-10-05: 4 OI2026-10-06: 4 OI2026-10-07: 4 OI2026-10-08: 4 OI2026-10-09: 4 OI2026-10-13: 4 OI2026-10-14: 4 OI2026-10-15: 4 OI2026-10-16: 4 OI2026-10-21: 4 OI2026-10-23: 248 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, 2026Viewing248+244
Oct 21, 202640
Oct 16, 202640
Oct 15, 202640
Oct 14, 202640
Oct 13, 202640
Oct 09, 202640
Oct 08, 202640
Oct 07, 202640
Oct 06, 202640
Oct 05, 20264+2
Oct 02, 20262No prior observation