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Contract OI history

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Nov 20, 2026 EXPIRATION

CRSP $40.00 Put

CRSP261120P00040000

Latest saved OI235Oct 23, 2026
Last change-32vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CRSP $40.00 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. 2941470 2026-10-09: 94 OI2026-10-13: 293 OI2026-10-14: 293 OI2026-10-15: 294 OI2026-10-16: 294 OI2026-10-21: 267 OI2026-10-23: 235 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CRSP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing235-32
Oct 21, 2026267-27
Oct 16, 20262940
Oct 15, 2026294+1
Oct 14, 20262930
Oct 13, 2026293+199
Oct 09, 202694No prior observation