According to counter intelligence in Latvia around $4 million was obtained by Burisma Holdings Limited which was then transferred to Hunter Biden and Devon Archer –

https://www.thegatewaypundit.com/2019/11/huge-exclusive-bombshell-documents-released-by-ukrainian-general-prosecutors-office-reveal-millions-funneled-to-hunter-biden-and-the-john-kerry-family/