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Contract OI history

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Oct 23, 2026 EXPIRATION

SNDK $800.00 Put

SNDK261023P00800000

Latest saved OI750Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $800.00 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. 7523760 2026-10-09: 68 OI2026-10-13: 74 OI2026-10-14: 74 OI2026-10-15: 74 OI2026-10-16: 345 OI2026-10-21: 752 OI2026-10-23: 750 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, 2026Viewing750-2
Oct 21, 2026752+407
Oct 16, 2026345+271
Oct 15, 2026740
Oct 14, 2026740
Oct 13, 202674+6
Oct 09, 202668No prior observation