Among specific multi-asset ETFs, the Pacer Trendpilot US Large Cap ETF (PTLC) holds $3.4 billion in AUM, followed by the iShares Core 60/40 Balanced Allocation ETF (AOR) with $2.3 billion, and the iShares Core 80/20 Aggressive Allocation ETF (AOA) with $2.1 billion.