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Contract OI history

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Nov 20, 2026 EXPIRATION

SNDK $720.00 Put

SNDK261120P00720000

Latest saved OI276Oct 23, 2026
Last change-24vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $720.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3001500 2026-10-09: 119 OI2026-10-13: 119 OI2026-10-14: 119 OI2026-10-15: 119 OI2026-10-16: 119 OI2026-10-21: 300 OI2026-10-23: 276 OI Oct 09, 2026Oct 23, 2026

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

SNDK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing276-24
Oct 21, 2026300+181
Oct 16, 20261190
Oct 15, 20261190
Oct 14, 20261190
Oct 13, 20261190
Oct 09, 2026119No prior observation