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Contract OI history

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Feb 19, 2027 EXPIRATION

CHPT $8.00 Call

CHPT270219C00008000

Latest saved OI163Oct 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. 163810 2026-10-02: 147 OI2026-10-05: 147 OI2026-10-06: 147 OI2026-10-07: 147 OI2026-10-08: 147 OI2026-10-09: 147 OI2026-10-13: 157 OI2026-10-14: 157 OI2026-10-15: 157 OI2026-10-16: 162 OI2026-10-21: 163 OI2026-10-23: 163 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, 2026Viewing1630
Oct 21, 2026163+1
Oct 16, 2026162+5
Oct 15, 20261570
Oct 14, 20261570
Oct 13, 2026157+10
Oct 09, 20261470
Oct 08, 20261470
Oct 07, 20261470
Oct 06, 20261470
Oct 05, 20261470
Oct 02, 2026147No prior observation