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Contract OI history

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Mar 19, 2027 EXPIRATION

CRWD $225.00 Put

CRWD270319P00225000

Latest saved OI531Oct 23, 2026
Last change+10vs 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. 6933460 2026-10-09: 693 OI2026-10-13: 500 OI2026-10-14: 500 OI2026-10-15: 502 OI2026-10-16: 506 OI2026-10-21: 521 OI2026-10-23: 531 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, 2026Viewing531+10
Oct 21, 2026521+15
Oct 16, 2026506+4
Oct 15, 2026502+2
Oct 14, 20265000
Oct 13, 2026500-193
Oct 09, 2026693No prior observation