OITracker Cboe delayed data

Contract OI history

Back to CLS

Nov 20, 2026 EXPIRATION

CLS $200.00 Put

CLS261120P00200000

Latest saved OI177Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CLS $200.00 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. 177880 2026-10-02: 76 OI2026-10-05: 86 OI2026-10-06: 86 OI2026-10-07: 87 OI2026-10-08: 87 OI2026-10-09: 88 OI2026-10-13: 88 OI2026-10-14: 88 OI2026-10-15: 150 OI2026-10-16: 152 OI2026-10-21: 162 OI2026-10-23: 177 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, 2026Viewing177+15
Oct 21, 2026162+10
Oct 16, 2026152+2
Oct 15, 2026150+62
Oct 14, 2026880
Oct 13, 2026880
Oct 09, 202688+1
Oct 08, 2026870
Oct 07, 202687+1
Oct 06, 2026860
Oct 05, 202686+10
Oct 02, 202676No prior observation