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Contract OI history

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Dec 18, 2026 EXPIRATION

DOW $37.50 Put

DOW261218P00037500

Latest saved OI894Oct 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 $37.50 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. 8944470 2026-10-02: 894 OI2026-10-05: 894 OI2026-10-06: 894 OI2026-10-07: 894 OI2026-10-08: 894 OI2026-10-09: 894 OI2026-10-13: 894 OI2026-10-14: 894 OI2026-10-15: 894 OI2026-10-16: 894 OI2026-10-21: 894 OI2026-10-23: 894 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, 2026Viewing8940
Oct 21, 20268940
Oct 16, 20268940
Oct 15, 20268940
Oct 14, 20268940
Oct 13, 20268940
Oct 09, 20268940
Oct 08, 20268940
Oct 07, 20268940
Oct 06, 20268940
Oct 05, 20268940
Oct 02, 2026894No prior observation