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Contract OI history

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Jan 15, 2027 EXPIRATION

CPSH $2.50 Call

CPSH270115C00002500

Latest saved OI282Oct 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 $2.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3161580 2026-10-08: 316 OI2026-10-09: 316 OI2026-10-13: 316 OI2026-10-14: 282 OI2026-10-16: 282 OI2026-10-20: 282 OI2026-10-23: 282 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, 2026Viewing2820
Oct 20, 20262820
Oct 16, 20262820
Oct 14, 2026282-34
Oct 13, 20263160
Oct 09, 20263160
Oct 08, 2026316No prior observation