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Contract OI history

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Dec 15, 2028 EXPIRATION

SNDK $290.00 Put

SNDK281215P00290000

Latest saved OI488Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $290.00 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. 4882440 2026-10-09: 449 OI2026-10-13: 448 OI2026-10-14: 448 OI2026-10-15: 449 OI2026-10-16: 450 OI2026-10-21: 484 OI2026-10-23: 488 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, 2026Viewing488+4
Oct 21, 2026484+34
Oct 16, 2026450+1
Oct 15, 2026449+1
Oct 14, 20264480
Oct 13, 2026448-1
Oct 09, 2026449No prior observation