OITracker Cboe delayed data

Contract OI history

Back to CSCO

Oct 23, 2026 EXPIRATION

CSCO $105.00 Put

CSCO261023P00105000

Latest saved OI1,209Oct 23, 2026
Last change+50vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $105.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,2096040 2026-10-09: 235 OI2026-10-13: 242 OI2026-10-14: 242 OI2026-10-15: 245 OI2026-10-16: 248 OI2026-10-21: 1,159 OI2026-10-23: 1,209 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, 2026Viewing1,209+50
Oct 21, 20261,159+911
Oct 16, 2026248+3
Oct 15, 2026245+3
Oct 14, 20262420
Oct 13, 2026242+7
Oct 09, 2026235No prior observation