OITracker Cboe delayed data

Contract OI history

Back to CMCSA

Jun 17, 2027 EXPIRATION

CMCSA $17.50 Put

CMCSA270617P00017500

Latest saved OI1,495Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CMCSA $17.50 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. 1,4957470 2026-10-09: 1,491 OI2026-10-13: 1,491 OI2026-10-14: 1,491 OI2026-10-15: 1,491 OI2026-10-16: 1,492 OI2026-10-21: 1,495 OI2026-10-23: 1,495 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, 2026Viewing1,4950
Oct 21, 20261,495+3
Oct 16, 20261,492+1
Oct 15, 20261,4910
Oct 14, 20261,4910
Oct 13, 20261,4910
Oct 09, 20261,491No prior observation