OITracker Cboe delayed data

Contract OI history

Back to CSCO

Jan 15, 2027 EXPIRATION

CSCO $110.00 Put

CSCO270115P00110000

Latest saved OI4,000Oct 23, 2026
Last change+101vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $110.00 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. 4,0002,0000 2026-10-09: 3,307 OI2026-10-13: 3,584 OI2026-10-14: 3,584 OI2026-10-15: 3,520 OI2026-10-16: 3,651 OI2026-10-21: 3,899 OI2026-10-23: 4,000 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, 2026Viewing4,000+101
Oct 21, 20263,899+248
Oct 16, 20263,651+131
Oct 15, 20263,520-64
Oct 14, 20263,5840
Oct 13, 20263,584+277
Oct 09, 20263,307No prior observation