Competition among Solana's Prop AMMs is intensifying, with BisonFi's daily trading volume surging from approximately $180 million at the end of December to over $1.43 billion on January 21, capturing more than 35% of the Prop AMM daily market share and ending HumidiFi's dominance, whose market share fell to approximately 26.5%. Over the past 30 days, Prop AMMs have recorded a record $4 billion in cumulative trading volume, with over 92% of Jupiter-routed trades executed through these platforms, highlighting their high capital efficiency despite lower liquidity pools compared to traditional DEXs.