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Contract OI history

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Dec 18, 2026 EXPIRATION

CPRT $27.50 Put

CPRT261218P00027500

Latest saved OI9,187Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CPRT $27.50 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. 9,1884,5940 2026-10-09: 9,156 OI2026-10-13: 9,158 OI2026-10-14: 9,158 OI2026-10-15: 9,162 OI2026-10-16: 9,176 OI2026-10-21: 9,188 OI2026-10-23: 9,187 OI Oct 09, 2026Oct 23, 2026

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

CPRT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9,187-1
Oct 21, 20269,188+12
Oct 16, 20269,176+14
Oct 15, 20269,162+4
Oct 14, 20269,1580
Oct 13, 20269,158+2
Oct 09, 20269,156No prior observation