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Contract OI history

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Jan 15, 2027 EXPIRATION

CHPT $8.00 Call

CHPT270115C00008000

Latest saved OI988Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CHPT $8.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9884940 2026-10-02: 595 OI2026-10-05: 547 OI2026-10-06: 547 OI2026-10-07: 553 OI2026-10-08: 553 OI2026-10-09: 553 OI2026-10-13: 988 OI2026-10-14: 988 OI2026-10-15: 988 OI2026-10-16: 988 OI2026-10-21: 988 OI2026-10-23: 988 OI Oct 02, 2026Oct 23, 2026

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

CHPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9880
Oct 21, 20269880
Oct 16, 20269880
Oct 15, 20269880
Oct 14, 20269880
Oct 13, 2026988+435
Oct 09, 20265530
Oct 08, 20265530
Oct 07, 2026553+6
Oct 06, 20265470
Oct 05, 2026547-48
Oct 02, 2026595No prior observation