CHMP5 and COVID-19: Given the small number of cases of vaccinated and infected individuals (n = 6) in our cohort, we did not explore how both maternal SARS-CoV-2 infection during pregnancy as well as maternal complete (two dose) COVID-19 vaccination in pregnancy impacted transplacental transfer of anti-Spike antibodies to infants and consequently protection from infant SARS-CoV-2 infection.