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Contract OI history

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Jan 21, 2028 EXPIRATION

CLS $180.00 Put

CLS280121P00180000

Latest saved OI34Oct 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. 40200 2026-10-02: 34 OI2026-10-05: 34 OI2026-10-06: 38 OI2026-10-07: 38 OI2026-10-08: 38 OI2026-10-09: 40 OI2026-10-13: 35 OI2026-10-14: 35 OI2026-10-15: 35 OI2026-10-16: 34 OI2026-10-21: 34 OI2026-10-23: 34 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, 2026Viewing340
Oct 21, 2026340
Oct 16, 202634-1
Oct 15, 2026350
Oct 14, 2026350
Oct 13, 202635-5
Oct 09, 202640+2
Oct 08, 2026380
Oct 07, 2026380
Oct 06, 202638+4
Oct 05, 2026340
Oct 02, 202634No prior observation