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Contract OI history

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Jan 15, 2027 EXPIRATION

CART $40.00 Put

CART270115P00040000

Latest saved OI733Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CART $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. 7333660 2026-10-09: 452 OI2026-10-13: 696 OI2026-10-14: 696 OI2026-10-15: 696 OI2026-10-16: 696 OI2026-10-21: 733 OI2026-10-23: 733 OI Oct 09, 2026Oct 23, 2026

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

CART contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7330
Oct 21, 2026733+37
Oct 16, 20266960
Oct 15, 20266960
Oct 14, 20266960
Oct 13, 2026696+244
Oct 09, 2026452No prior observation