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Contract OI history

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Oct 23, 2026 EXPIRATION

CRWD $227.50 Put

CRWD261023P00227500

Latest saved OI1,014Oct 23, 2026
Last change+671vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
CRWD $227.50 put open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 1,0145070 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 15 OI2026-10-16: 122 OI2026-10-21: 343 OI2026-10-23: 1,014 OI Oct 13, 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, 2026Viewing1,014+671
Oct 21, 2026343+221
Oct 16, 2026122+107
Oct 15, 202615+15
Oct 14, 202600
Oct 13, 20260No prior observation