OITracker Cboe delayed data

Contract OI history

Back to CMCSA

Sep 17, 2027 EXPIRATION

CMCSA $15.00 Put

CMCSA270917P00015000

Latest saved OI1,331Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $15.00 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. 1,3326660 2026-10-09: 1,272 OI2026-10-13: 1,272 OI2026-10-14: 1,272 OI2026-10-15: 1,272 OI2026-10-16: 1,272 OI2026-10-21: 1,332 OI2026-10-23: 1,331 OI Oct 09, 2026Oct 23, 2026

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

CMCSA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,331-1
Oct 21, 20261,332+60
Oct 16, 20261,2720
Oct 15, 20261,2720
Oct 14, 20261,2720
Oct 13, 20261,2720
Oct 09, 20261,272No prior observation