U.S. courts are once again being asked to consider maximum extractable value practices after a judge allowed new evidence to be added to a class action lawsuit related to memecoin platforms.
A judge granted a motion to amend and refile with new evidence the class action lawsuit against meme coin launch platform Pump.fun, maximum extractable value (MEV) infrastructure company Jito Labs, Solana Foundation, the nonprofit organization behind the Solana ecosystem, and others.
The motion says more than 5,000 pieces of evidence were submitted in September by a “confidential informant” in the form of previously unavailable internal chat logs. The submitted document stated:
“Plaintiffs allege that the logs contain contemporaneous discussions among Pump.fun, Solana Labs, Jito Labs, and others regarding the alleged scheme and substantially reveal the companies’ management, coordination, and communications.”
The lawsuit, originally filed in July, alleges that the Pump.fun platform intentionally misled retail investors by touting memecoin’s launch as “fair,” but was involved in a scheme with Solana validators to bring retail participants to the forefront through Maximum Extractable Value (MEV).
Maximum extractable value is a technique that involves reordering transactions within blocks to maximize profits for MEV arbitrageurs and validators.
Plaintiffs allege that Pump.fun utilized MEV technology to provide insiders with preferential access to new tokens at low prices, which were then pumped to retail participants and used as exit liquidity by insiders.
Cointelegraph reached out to Berwick Law, the law firm representing the plaintiffs, as well as Pump Fan, Zito Labs, and the Solana Foundation, but did not receive a response by press time.

This case could set a precedent for MEV litigation in the United States. There is an ongoing debate within the crypto industry about the ethics of MEV practices, as legal authorities struggle to define appropriate regulations on the highly technical subject.
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MEV bot trial leaves unanswered questions
Brothers Anton and James Perer Bueno, accused of using MEV trading bots to make millions of dollars in profits, went on trial in the United States in November.
Prosecutors argued that the brothers defrauded their victims of their funds, but the defense argued that the brothers were implementing legitimate trading strategies and had done nothing illegal.
The jury struggled to reach a verdict in the case, with several jurors requesting additional information to clarify the complexities surrounding the technical details of blockchain technology.
The case ended in a mistrial when the jury deadlocked and could not reach a verdict, highlighting the complexity of adjudicating legal disputes over the application of early financial technology.
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