21 Additional Information We were formed as a limited liability company on June 22, 2009 under the name Oligasis LLC, and subsequently changed our name to Kodiak Sciences Inc. and converted into a corporation which was incorporated in the state of Delaware on September 8, 2015. Our principal executive office is located at 1250 Page Mill Road, Palo Alto, California 94304. Our telephone number is (650) 281-0850. We maintain an internet website at the following address: https://kodiak.com. The information on our website is not incorporated by reference in this Annual Report on Form 10-K or in any other filings we make with the Securities and Exchange Commission, or SEC. We make available on or through our website certain reports and amendments to those reports that we file with or furnish to the SEC in accordance with the Securities Exchange Act of 1934, as amended, or the Exchange Act. These include our annual reports on Form 10-K, our quarterly reports on Form 10-Q, and our current reports on Form 8-K, and amendments to those reports filed or furnished pursuant to Section 13(a) or 15(d) of the Exchange Act. We make this information available on or through our website free of charge as soon as reasonably practicable after we electronically file the information with, or furnish it to, the SEC. In addition, the SEC maintains a website at www.sec.gov that contains reports, proxy and information statements, and other information regarding issuers that file electronically with the SEC.