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Contract OI history

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Mar 19, 2027 EXPIRATION

SNDK $680.00 Put

SNDK270319P00680000

Latest saved OI189Oct 23, 2026
Last change-212vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $680.00 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. 4012000 2026-10-09: 76 OI2026-10-13: 79 OI2026-10-14: 79 OI2026-10-15: 82 OI2026-10-16: 82 OI2026-10-21: 401 OI2026-10-23: 189 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, 2026Viewing189-212
Oct 21, 2026401+319
Oct 16, 2026820
Oct 15, 202682+3
Oct 14, 2026790
Oct 13, 202679+3
Oct 09, 202676No prior observation