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Contract OI history

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Dec 18, 2026 EXPIRATION

CRWD $210.00 Put

CRWD261218P00210000

Latest saved OI3,854Oct 23, 2026
Last change+822vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CRWD $210.00 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. 3,8541,9270 2026-10-09: 2,899 OI2026-10-13: 2,932 OI2026-10-14: 2,932 OI2026-10-15: 2,932 OI2026-10-16: 2,968 OI2026-10-21: 3,032 OI2026-10-23: 3,854 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CRWD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,854+822
Oct 21, 20263,032+64
Oct 16, 20262,968+36
Oct 15, 20262,9320
Oct 14, 20262,9320
Oct 13, 20262,932+33
Oct 09, 20262,899No prior observation