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Contract OI history

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Oct 23, 2026 EXPIRATION

CDE $18.50 Put

CDE261023P00018500

Latest saved OI1Oct 23, 2026
Last change-105vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CDE $18.50 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. 2421210 2026-10-02: 242 OI2026-10-05: 227 OI2026-10-06: 227 OI2026-10-07: 227 OI2026-10-08: 222 OI2026-10-09: 222 OI2026-10-13: 221 OI2026-10-14: 221 OI2026-10-15: 217 OI2026-10-16: 151 OI2026-10-21: 106 OI2026-10-23: 1 OI Oct 02, 2026Oct 23, 2026

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

CDE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1-105
Oct 21, 2026106-45
Oct 16, 2026151-66
Oct 15, 2026217-4
Oct 14, 20262210
Oct 13, 2026221-1
Oct 09, 20262220
Oct 08, 2026222-5
Oct 07, 20262270
Oct 06, 20262270
Oct 05, 2026227-15
Oct 02, 2026242No prior observation