How frequently is the US Treasury Yield updated on CNBC.COM? NBC News Support November 20, 2019 14:31 Updated U.S. Treasuries are updated as new prices come through. There is no delay in the prices on CNBC.COM. Related articles How to clear cache from Chrome browser I'd like to leave feedback! I'd like to call and speak to a CNBC Customer Care agent Clear cookies and cache in Safari How do I change the time zone for the chart data I am viewing on CNBC.com? Comments 0 comments Article is closed for comments.