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Contract OI history

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Nov 20, 2026 EXPIRATION

CHPT $10.00 Put

CHPT261120P00010000

Latest saved OI897Oct 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 $10.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,0385190 2026-10-02: 953 OI2026-10-05: 958 OI2026-10-06: 999 OI2026-10-07: 999 OI2026-10-08: 999 OI2026-10-09: 1,038 OI2026-10-13: 981 OI2026-10-14: 981 OI2026-10-15: 968 OI2026-10-16: 899 OI2026-10-21: 897 OI2026-10-23: 897 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, 2026Viewing8970
Oct 21, 2026897-2
Oct 16, 2026899-69
Oct 15, 2026968-13
Oct 14, 20269810
Oct 13, 2026981-57
Oct 09, 20261,038+39
Oct 08, 20269990
Oct 07, 20269990
Oct 06, 2026999+41
Oct 05, 2026958+5
Oct 02, 2026953No prior observation