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Contract OI history

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May 21, 2027 EXPIRATION

CHPT $17.00 Call

CHPT270521C00017000

Latest saved OI6Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CHPT $17.00 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. 630 2026-10-02: 5 OI2026-10-05: 5 OI2026-10-06: 5 OI2026-10-07: 5 OI2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 5 OI2026-10-14: 5 OI2026-10-15: 5 OI2026-10-16: 5 OI2026-10-21: 5 OI2026-10-23: 6 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, 2026Viewing6+1
Oct 21, 202650
Oct 16, 202650
Oct 15, 202650
Oct 14, 202650
Oct 13, 202650
Oct 09, 202650
Oct 08, 202650
Oct 07, 202650
Oct 06, 202650
Oct 05, 202650
Oct 02, 20265No prior observation