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Contract OI history

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Dec 18, 2026 EXPIRATION

SPOT $400.00 Put

SPOT261218P00400000

Latest saved OI704Oct 23, 2026
Last change-19vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SPOT $400.00 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. 7433710 2026-10-02: 722 OI2026-10-05: 722 OI2026-10-06: 737 OI2026-10-07: 735 OI2026-10-08: 735 OI2026-10-09: 743 OI2026-10-13: 723 OI2026-10-14: 723 OI2026-10-15: 723 OI2026-10-16: 723 OI2026-10-21: 723 OI2026-10-23: 704 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SPOT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing704-19
Oct 21, 20267230
Oct 16, 20267230
Oct 15, 20267230
Oct 14, 20267230
Oct 13, 2026723-20
Oct 09, 2026743+8
Oct 08, 20267350
Oct 07, 2026735-2
Oct 06, 2026737+15
Oct 05, 20267220
Oct 02, 2026722No prior observation