UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES | --- | --- | --- | |---------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------ ...

DoubleVerify Holdings, Inc. (NYSE:DV) Q1 2021 Results Conference Call May 25, 2021 4:30 PM ET Company Participants Tejal Engman - IR Mark Zagorski - CEO Nicola Allais - CFO Conference Call Participants Chris Merwin - Goldman Sachs Matt Coss - JP Morgan Raimo Lenschow - Barclays Matt Hedberg - RBC Capital Markets Ron Josey - JMP Securities Laura Martin - Needham & Company Arjun Bhatia - William Blair Justin Patterson - KeyBanc Michael Graham - Canaccord Youssef Squali - Truist Securities Alan Gould - Loop Ca ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-40349 DoubleVerify Holdings, Inc. (Exact name of registrant as specified in its charter) Delaware 82-2714562 (State or other ju ...