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Contract OI history

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Feb 19, 2027 EXPIRATION

CLS $180.00 Put

CLS270219P00180000

Latest saved OI38Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLS $180.00 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. 38190 2026-10-02: 36 OI2026-10-05: 36 OI2026-10-06: 36 OI2026-10-07: 36 OI2026-10-08: 36 OI2026-10-09: 36 OI2026-10-13: 36 OI2026-10-14: 36 OI2026-10-15: 36 OI2026-10-16: 37 OI2026-10-21: 38 OI2026-10-23: 38 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, 2026Viewing380
Oct 21, 202638+1
Oct 16, 202637+1
Oct 15, 2026360
Oct 14, 2026360
Oct 13, 2026360
Oct 09, 2026360
Oct 08, 2026360
Oct 07, 2026360
Oct 06, 2026360
Oct 05, 2026360
Oct 02, 202636No prior observation