PumpFun has repurchased approximately $9.2 million worth of its PUMP tokens over the past week, according to its ecosystem account. This latest buyback increases the total repurchase amount to $311.5 million, representing about 27.1% of the current circulating supply. Previously, on-chain data revealed that the wallet address "77DsB," linked to PumpFun, had sold 3.376 billion PUMP tokens, converting them into 7.23 million USDC.