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Contract OI history

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Dec 18, 2026 EXPIRATION

CRWD $237.50 Put

CRWD261218P00237500

Latest saved OI215Oct 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
CRWD $237.50 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. 2151070 2026-10-09: 205 OI2026-10-13: 205 OI2026-10-14: 205 OI2026-10-15: 199 OI2026-10-16: 203 OI2026-10-21: 213 OI2026-10-23: 215 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, 2026Viewing215+2
Oct 21, 2026213+10
Oct 16, 2026203+4
Oct 15, 2026199-6
Oct 14, 20262050
Oct 13, 20262050
Oct 09, 2026205No prior observation