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Contract OI history

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Nov 20, 2026 EXPIRATION

CRSP $50.00 Put

CRSP261120P00050000

Latest saved OI403Oct 23, 2026
Last change-2vs 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. 4052020 2026-10-09: 220 OI2026-10-13: 319 OI2026-10-14: 319 OI2026-10-15: 393 OI2026-10-16: 382 OI2026-10-21: 405 OI2026-10-23: 403 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, 2026Viewing403-2
Oct 21, 2026405+23
Oct 16, 2026382-11
Oct 15, 2026393+74
Oct 14, 20263190
Oct 13, 2026319+99
Oct 09, 2026220No prior observation