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Contract OI history

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Jan 15, 2027 EXPIRATION

CPSH $7.50 Put

CPSH270115P00007500

Latest saved OI274Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CPSH $7.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2741370 2026-10-08: 274 OI2026-10-09: 274 OI2026-10-13: 274 OI2026-10-14: 274 OI2026-10-16: 274 OI2026-10-20: 274 OI2026-10-23: 274 OI Oct 08, 2026Oct 23, 2026

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

CPSH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2740
Oct 20, 20262740
Oct 16, 20262740
Oct 14, 20262740
Oct 13, 20262740
Oct 09, 20262740
Oct 08, 2026274No prior observation