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Contract OI history

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Mar 19, 2027 EXPIRATION

CPF $40.00 Call

CPF270319C00040000

Latest saved OI88Oct 23, 2026
Last change+5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CPF $40.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 88440 2026-10-02: 73 OI2026-10-05: 75 OI2026-10-06: 75 OI2026-10-07: 75 OI2026-10-08: 79 OI2026-10-09: 79 OI2026-10-13: 79 OI2026-10-14: 79 OI2026-10-16: 83 OI2026-10-20: 83 OI2026-10-23: 88 OI Oct 02, 2026Oct 23, 2026

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

CPF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing88+5
Oct 20, 2026830
Oct 16, 202683+4
Oct 14, 2026790
Oct 13, 2026790
Oct 09, 2026790
Oct 08, 202679+4
Oct 07, 2026750
Oct 06, 2026750
Oct 05, 202675+2
Oct 02, 202673No prior observation