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Contract OI history

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Oct 30, 2026 EXPIRATION

CRWD $220.00 Put

CRWD261030P00220000

Latest saved OI543Oct 23, 2026
Last change+105vs 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. 5432710 2026-10-09: 269 OI2026-10-13: 264 OI2026-10-14: 264 OI2026-10-15: 304 OI2026-10-16: 328 OI2026-10-21: 438 OI2026-10-23: 543 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, 2026Viewing543+105
Oct 21, 2026438+110
Oct 16, 2026328+24
Oct 15, 2026304+40
Oct 14, 20262640
Oct 13, 2026264-5
Oct 09, 2026269No prior observation