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Contract OI history

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Feb 19, 2027 EXPIRATION

SNDK $500.00 Put

SNDK270219P00500000

Latest saved OI644Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $500.00 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. 6443220 2026-10-09: 641 OI2026-10-13: 641 OI2026-10-14: 641 OI2026-10-15: 643 OI2026-10-16: 640 OI2026-10-21: 644 OI2026-10-23: 644 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, 2026Viewing6440
Oct 21, 2026644+4
Oct 16, 2026640-3
Oct 15, 2026643+2
Oct 14, 20266410
Oct 13, 20266410
Oct 09, 2026641No prior observation