OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CLS $300.00 Call

CLS270115C00300000

Latest saved OI441Oct 23, 2026
Last change+102vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLS $300.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4412200 2026-10-02: 345 OI2026-10-05: 347 OI2026-10-06: 348 OI2026-10-07: 347 OI2026-10-08: 348 OI2026-10-09: 322 OI2026-10-13: 332 OI2026-10-14: 332 OI2026-10-15: 332 OI2026-10-16: 326 OI2026-10-21: 339 OI2026-10-23: 441 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, 2026Viewing441+102
Oct 21, 2026339+13
Oct 16, 2026326-6
Oct 15, 20263320
Oct 14, 20263320
Oct 13, 2026332+10
Oct 09, 2026322-26
Oct 08, 2026348+1
Oct 07, 2026347-1
Oct 06, 2026348+1
Oct 05, 2026347+2
Oct 02, 2026345No prior observation