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Contract OI history

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Oct 23, 2026 EXPIRATION

CRSP $50.00 Put

CRSP261023P00050000

Latest saved OI374Oct 23, 2026
Last change-19vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CRSP $50.00 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. 4862430 2026-10-09: 53 OI2026-10-13: 60 OI2026-10-14: 60 OI2026-10-15: 179 OI2026-10-16: 486 OI2026-10-21: 393 OI2026-10-23: 374 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, 2026Viewing374-19
Oct 21, 2026393-93
Oct 16, 2026486+307
Oct 15, 2026179+119
Oct 14, 2026600
Oct 13, 202660+7
Oct 09, 202653No prior observation