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Contract OI history

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Nov 20, 2026 EXPIRATION

SPOT $507.50 Put

SPOT261120P00507500

Latest saved OI9Oct 23, 2026
Last change-12vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
SPOT $507.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 21100 2026-10-21: 21 OI2026-10-23: 9 OI Oct 21, 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, 2026Viewing9-12
Oct 21, 202621No prior observation