2021 Annual Meeting of Stockholders and Proxy Materials

PROXY MATERIALS:

Proxy for Annual Meeting of Stockholders

MEETING DETAILS

Due to the public health impact of the coronavirus (COVID-19) pandemic and to support the health and well-being of our stockholders and teammates, we have adopted a virtual format for our Annual Meeting of Stockholders. The Annual Meeting of Stockholders will be webcast live on June 10, 2021 at 10:00 AM MT at www.virtualshareholdermeeting.com/DVA2021.

Information about the Annual Meeting of Stockholders and the matters on which our stockholders may vote is included in the Notice of Annual Meeting of Stockholders and Proxy Statement, which was mailed to stockholders of record as of April 13, 2021 on or about April 23, 2021.