0001441816 2021-06-29 2021-06-29 0001441816 true 8-K/A 2021-06-29 MONGODB, INC. DE 001-38240 26-1463205 1633 Broadway, 38th Floor New York, NY 10019 646 727-4092 false false false false Class A Common Stock, par value $0.001 per share MDB NASDAQ false