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Contract OI history

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Dec 18, 2026 EXPIRATION

CPA $120.00 Put

CPA261218P00120000

Latest saved OI285Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CPA $120.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2851420 2026-10-02: 276 OI2026-10-05: 276 OI2026-10-06: 276 OI2026-10-07: 276 OI2026-10-08: 276 OI2026-10-09: 278 OI2026-10-13: 280 OI2026-10-14: 280 OI2026-10-16: 283 OI2026-10-20: 285 OI2026-10-23: 285 OI Oct 02, 2026Oct 23, 2026

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

CPA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2850
Oct 20, 2026285+2
Oct 16, 2026283+3
Oct 14, 20262800
Oct 13, 2026280+2
Oct 09, 2026278+2
Oct 08, 20262760
Oct 07, 20262760
Oct 06, 20262760
Oct 05, 20262760
Oct 02, 2026276No prior observation