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Contract OI history

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Jan 21, 2028 EXPIRATION

CHGG $2.50 Call

CHGG280121C00002500

Latest saved OI425Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CHGG $2.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4252120 2026-10-02: 425 OI2026-10-05: 425 OI2026-10-06: 425 OI2026-10-07: 425 OI2026-10-08: 425 OI2026-10-13: 425 OI2026-10-14: 425 OI2026-10-16: 425 OI2026-10-20: 425 OI2026-10-23: 425 OI Oct 02, 2026Oct 23, 2026

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

CHGG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4250
Oct 20, 20264250
Oct 16, 20264250
Oct 14, 20264250
Oct 13, 20264250
Oct 08, 20264250
Oct 07, 20264250
Oct 06, 20264250
Oct 05, 20264250
Oct 02, 2026425No prior observation