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Contract OI history

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Dec 18, 2026 EXPIRATION

CRWD $225.00 Put

CRWD261218P00225000

Latest saved OI449Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CRWD $225.00 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. 4492240 2026-10-09: 365 OI2026-10-13: 370 OI2026-10-14: 370 OI2026-10-15: 377 OI2026-10-16: 389 OI2026-10-21: 443 OI2026-10-23: 449 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, 2026Viewing449+6
Oct 21, 2026443+54
Oct 16, 2026389+12
Oct 15, 2026377+7
Oct 14, 20263700
Oct 13, 2026370+5
Oct 09, 2026365No prior observation