OITracker Cboe delayed data

Contract OI history

Back to CSCO

Mar 19, 2027 EXPIRATION

CSCO $135.00 Call

CSCO270319C00135000

Latest saved OI1,407Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $135.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,4077030 2026-10-09: 1,345 OI2026-10-13: 1,361 OI2026-10-14: 1,361 OI2026-10-15: 1,373 OI2026-10-16: 1,361 OI2026-10-21: 1,400 OI2026-10-23: 1,407 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CSCO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,407+7
Oct 21, 20261,400+39
Oct 16, 20261,361-12
Oct 15, 20261,373+12
Oct 14, 20261,3610
Oct 13, 20261,361+16
Oct 09, 20261,345No prior observation