HUBX, a deal syndication platform for banks and brokerage firms, has raised over $1.5 million extension led by Mandalore Partners and ACF Investors’ Delta Fund. This follows an initial raise of $5.5 million announced earlier this year, led by Barclays, Elite and Basinghall Partners, and brings the total to $7 million for this round.  HUBX clients and partners include Tier 1 banks, Finastra and Barclays.