Citing Artemis data, crypto analyst Michael Nadeau said that this year, the Ethereum mainnet has seen a net outflow of $6 billion, of which 83% has gone to the L2 network. As a result, year-to-date Arbitrum has a net inflow of $2.40 billion, Optimism has a net inflow of $2.20 billion, and Base has a net inflow of $1.60 billion. In addition, year-to-date Solana has seen inflows of $2.36 billion from Ethereum L1, of which more than $1 billion has flowed back into the Ethereum ecosystem (42%).