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Contract OI history

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Nov 20, 2026 EXPIRATION

CLS $420.00 Call

CLS261120C00420000

Latest saved OI726Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLS $420.00 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. 7293640 2026-10-02: 706 OI2026-10-05: 710 OI2026-10-06: 710 OI2026-10-07: 710 OI2026-10-08: 709 OI2026-10-09: 711 OI2026-10-13: 710 OI2026-10-14: 710 OI2026-10-15: 729 OI2026-10-16: 724 OI2026-10-21: 722 OI2026-10-23: 726 OI Oct 02, 2026Oct 23, 2026

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

CLS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing726+4
Oct 21, 2026722-2
Oct 16, 2026724-5
Oct 15, 2026729+19
Oct 14, 20267100
Oct 13, 2026710-1
Oct 09, 2026711+2
Oct 08, 2026709-1
Oct 07, 20267100
Oct 06, 20267100
Oct 05, 2026710+4
Oct 02, 2026706No prior observation