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Former developer Jarett Dunn releases Telegram chats and his contract in the Pump.fun Chat Leaks, raising new transparency concerns.
Author: Akshay
Steady attention without excessive speculation.
March 4, 2026 — The Pump.fun Chat Leaks have surfaced after former Pump.fun developer Jarett Dunn publicly released internal Telegram conversations and his employment contract, citing whistleblower safety concerns. Dunn, who previously admitted to exploiting the Solana based memecoin launchpad in 2024, said the documents reveal internal dynamics surrounding the platform’s operations and founding. The release has reignited debate across the crypto community about transparency, governance, and accountability in decentralized finance platforms.
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SoundManPicasso🦁
@soundboipicasso
@thesolanapost Solana https://t.co/GWVYJY2OzJ is dead just pivot to Ai on @base
🚨 Former Pumpfun developer Jarett Dunn, who stole $2M and airdropped it to users, has released private Telegram chats and his Pumpfun employment contract, citing safety concerns. https://t.co/n5ZXdWZxE1
04:36 AM·Mar 4, 2026
VG
@vhp_24
@thesolanapost Why is suddenly everyone dropping em files lol
🚨 Former Pumpfun developer Jarett Dunn, who stole $2M and airdropped it to users, has released private Telegram chats and his Pumpfun employment contract, citing safety concerns. https://t.co/n5ZXdWZxE1
10:41 PM·Mar 3, 2026
Kurt G
@KurtGUXI
@thesolanapost Stick with communities that grind together.
🚨 Former Pumpfun developer Jarett Dunn, who stole $2M and airdropped it to users, has released private Telegram chats and his Pumpfun employment contract, citing safety concerns. https://t.co/n5ZXdWZxE1
10:38 PM·Mar 3, 2026
The disclosures follow the 2024 Pump.fun exploit involving former developer Jarett Dunn, known as STACCoverflow. Dunn used insider access and a flash loan to drain about $1.9 million from the Solana based memecoin launchpad’s bonding curves, then distributed the funds to thousands of wallets instead of keeping them, claiming the act was meant to protest the platform’s impact on retail traders.
Dunn was later arrested in London and sentenced to six years in prison, while Pump.fun recovered quickly and continued expanding its memecoin launch ecosystem. His recent release of internal chats and contract documents revives the controversy, framing the move as a whistleblower action aimed at exposing internal operations.
A similar episode emerged earlier when an anonymous whistleblower released internal chat records tied to Pump.fun and related Solana ecosystem participants. Around 5,000 internal messages were first disclosed in September 2025, with more than 15,000 later submitted as part of a class action lawsuit. The documents allegedly suggested insider trading coordination, transaction ordering advantages, and practices that could disadvantage retail traders.
The leak intensified the lawsuit, which sought up to $5.5 billion in damages and targeted Pump.fun operators and associated entities. Market reaction remained relatively contained. SOL briefly dipped around 5–7% following the disclosures, but recovered quickly as memecoin activity on Solana continued growing and Pump.fun’s cumulative revenue approached $1 billion by the end of 2025.
Timeline: Pump.fun Dunn Exploit, Lawsuits, and Whistleblower Developments
Developer Jarett Dunn exploits Pump.fun, draining roughly $2 million in SOL. Funds are airdropped to users and Dunn publicly frames the action as a whistleblower protest.
UK authorities arrest Dunn shortly after the exploit, initiating a criminal investigation into fraud and unauthorized system access.
Investors file a class-action lawsuit against Pump.fun, Solana Labs, and related parties, alleging damages tied to memecoin scams and platform operations.
Dunn signs legal documents admitting guilt to fraud-related charges tied to the exploit.
An anonymous whistleblower releases roughly 5,000 internal messages tied to Pump.fun operations, raising allegations of insider trading and MEV manipulation.
Dunn attempts to retract his guilty plea, but legal representation withdraws from the case amid the dispute.
A UK court sentences Dunn to six years in prison. Additional chat leaks (~15,000 messages) enter the civil case; Jito Labs is dismissed while RICO claims continue.
Dunn publishes private Telegram chats and his Pump.fun employment contract, claiming whistleblower intent and citing safety concerns.
Dunn may pursue appeals while the U.S. class-action case continues through discovery and potential motions.
Pump.fun may introduce platform updates, security audits, or operational responses as legal scrutiny continues.
The 2024 Pump.fun exploit by Jarett Dunn is the closest precedent. About $1.9–$2 million in SOL was drained using insider access and flash loans before being redistributed to users. SOL briefly fell around 5–10% after the incident but recovered within days as Pump.fun redeployed contracts and restored operations.
Another case emerged in 2025 when more than 5,000 internal chat messages were leaked by an anonymous whistleblower. The disclosure contributed to a roughly 8% dip in SOL, while Pump.fun’s PUMP token briefly fell below $0.0025 before rebounding about 25%. Despite the controversy, trading activity across Solana memecoins remained strong.
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Watch for an official response from Pump.fun regarding the Pump.fun Chat Leaks and the contract documents released by former developer Jarett Dunn. Any confirmation, denial, or clarification tied to the Pump.fun Chat Leaks could quickly shape the narrative around Dunn’s whistleblower claims and determine whether the controversy escalates further.
Legal developments are another key factor. If the materials are introduced in the ongoing class action case, scrutiny around Pump.fun and the Solana memecoin ecosystem could increase. If the leaks fail to provide verifiable evidence, the controversy may fade quickly.
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