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Contract OI history

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Dec 18, 2026 EXPIRATION

CRWD $220.00 Put

CRWD261218P00220000

Latest saved OI1,752Oct 23, 2026
Last change+12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CRWD $220.00 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. 1,7528760 2026-10-09: 1,663 OI2026-10-13: 1,665 OI2026-10-14: 1,665 OI2026-10-15: 1,698 OI2026-10-16: 1,720 OI2026-10-21: 1,740 OI2026-10-23: 1,752 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, 2026Viewing1,752+12
Oct 21, 20261,740+20
Oct 16, 20261,720+22
Oct 15, 20261,698+33
Oct 14, 20261,6650
Oct 13, 20261,665+2
Oct 09, 20261,663No prior observation