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Contract OI history

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Dec 17, 2027 EXPIRATION

SNDK $860.00 Put

SNDK271217P00860000

Latest saved OI738Oct 23, 2026
Last change+618vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SNDK $860.00 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. 7383690 2026-10-09: 6 OI2026-10-13: 119 OI2026-10-14: 119 OI2026-10-15: 120 OI2026-10-16: 120 OI2026-10-21: 120 OI2026-10-23: 738 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, 2026Viewing738+618
Oct 21, 20261200
Oct 16, 20261200
Oct 15, 2026120+1
Oct 14, 20261190
Oct 13, 2026119+113
Oct 09, 20266No prior observation