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Contract OI history

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Jan 15, 2027 EXPIRATION

CLS $230.00 Put

CLS270115P00230000

Latest saved OI422Oct 23, 2026
Last change+65vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLS $230.00 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. 4222110 2026-10-02: 362 OI2026-10-05: 361 OI2026-10-06: 361 OI2026-10-07: 361 OI2026-10-08: 362 OI2026-10-09: 362 OI2026-10-13: 363 OI2026-10-14: 363 OI2026-10-15: 365 OI2026-10-16: 355 OI2026-10-21: 357 OI2026-10-23: 422 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, 2026Viewing422+65
Oct 21, 2026357+2
Oct 16, 2026355-10
Oct 15, 2026365+2
Oct 14, 20263630
Oct 13, 2026363+1
Oct 09, 20263620
Oct 08, 2026362+1
Oct 07, 20263610
Oct 06, 20263610
Oct 05, 2026361-1
Oct 02, 2026362No prior observation