Crypto market maker GSR has launched the GSR Crypto Core3 ETF (ticker: BESO) on Nasdaq, targeting Bitcoin, Ethereum, and Solana.BESO is actively managed, rebalanced weekly, charges a 1% management fee, and incorporates staking rewards where possible.The Block reports it is the first actively managed multi‑asset crypto ETF in the US to offer staking functionality, marking a new front in ETF competition.