what's balancer protocol?
Balancer is a decentralized automated market maker (AMM) protocol in DeFi that enables users to create and manage liquidity pools with customizable token weights and multiple assets. It optimizes capital efficiency through features like stable pools for low-slippage swaps, boosted pools that integrate lending yields from protocols like Aave, and concentrated liquidity mechanisms. The protocol supports deployments across multiple blockchains including Ethereum, Polygon, Arbitrum, and Plasma, facilitating seamless trading, liquidity provision, and yield farming. Balancer's governance token allows community participation in protocol decisions, and it emphasizes developer tools for building custom DeFi applications.
Balancer deployed Monad FX pool, initiated BAL buyback/burn, and added DZap one-click liquidity.
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Deployed a USDC/KTB liquidity pool on Monad, marking the first FX pool on that network.
Implemented BIP-918 and BIP-919, establishing BAL buyback and burn program with key deadlines for veBAL and vlAURA holders.
Integrated with DZap to enable one-click liquidity addition into Balancer pools.
Collaborates with OpenEden_Labs in a partnership or integration.
Hosts a Balancer V3 tAVAX/sAVAX pool on Avalanche where users can earn swap fees.
Exploited for $110M in losses on March 24, 2026.
AmplifyWorld uses Balancer infrastructure to launch a Liquidity Bootstrapping Pool (LBP).
Wound down Balancer Labs, shifted to DAO architecture, moved operations to core team, and narrowed DAO scope; reduced team to 12.5 employees.
Redirected all protocol fees to DAO treasury, up from 17.5%, via BIP-918 and BIP-919.
Reduced V3 protocol fee from 50% to 25%, allowing liquidity providers to retain a larger share.
Unwound veBAL and halted BAL emissions March 23, 2026, as part of tokenomics overhaul to reduce annual deficit from $2.6M to $700K, following November 2025 V2 exploit.
Integrated BPT (Balancer Pool Token) from the AUSD/USDC/USDT pool as collateral on Monad, powered by Euler as the lending layer and curated by Alpha Growth.
Votemarket became the only vote incentive platform for Balancer as of February 2026.
Parallel Money is using Balancer's boosted pools feature.
Launches a new liquidity pool on Balancer V3 combining gMON (Magma Staking LST) and WMON on Monad chain, featuring dual yield streams through Neverland Money boosting.
Identified as a protocol capable of surviving multiple market cycles due to demonstrated product-market fit, deep liquidity, and historical resilience through previous cycles.
Reached $172M TVL in lending protocol operations.
Deployed V3 on Monad, an EVM-compatible blockchain, on March 3, 2026, featuring 10,000 TPS, sub-second finality, high block space, a V3 pool (syzUSD/AUSD), and ecosystem incentives.
Received 3.2 million monthly visits in February 2026, ranking 10th among DEXs by traffic.
Used Dune Analytics to conduct a study analyzing 961 Liquidity Bootstrapping Pools (LBPs) across 4 years to determine which parameters impact outcomes, described as the largest LBP study to date.
Balancer v3 features customizable hooks, allowing users to configure AMM pools rather than using immutable pool designs.
Mentioned in Ceazor's daily market scroll summary on February 20, 2026 alongside other DeFi protocols and market topics.
WETH/rETH pool on Balancer has approximately $2,000 in TVL as of February 19, 2026.
Current veBAL voting round on Votemarket closes on 2026-02-18, with $35K deposited across 15 active gauge campaigns and top vote incentive APRs reaching 38%+.
Hosts permissionless Liquidity Bootstrapping Pool on Balancer V3 for Nerite's $NERI governance token launch on 2026-03-24, featuring zero upfront capital and 100% onchain fixed price sales. Executed first agentic LBP on V3 testnet (Sepolia) with automated pool migration.
Rocket Pool deposited approximately $8,000 on Votemarket for the Balancer rETH - Aave WETH gauge, representing the largest Balancer Votemarket-related campaign to date.
V3 supports an 8-token tokenized stock pool, demonstrating complex basket capabilities with single pool logic for tokenized assets.
Partners with Nerite as the primary liquidity partner for USND token.
Balancer v3 integrates with Alchemix v3.
Integrated tETH/wstETH LP from Treehouse with Gearbox Protocol as Balancer v3 boosted pool collateral in kpk-curated markets; also available in liquidity pools for earning LP fees.
Hosts office hours with YuzuMoneyX discussing how their strategies use Balancer pools and their yzUSD stablecoin plans on January 20, 2026.
Added new liquidity pools for RocketPool and StakeWise liquid staking tokens on Balancer V3.
Integrated with Balancer as one of 40+ onchain platforms supporting liquidity and yield strategies for mETH token.
Integrated with Enso as a distribution channel, enabling wallets, asset managers, curators, and AI vaults to route liquidity into Balancer V3.
Integrated with Beefy Finance to provide an rETH/WETH V3 vault on Ethereum delivering 10.18% APY through Aura integration.
Gnosis Chain froze ~$9.4M from the hack via soft fork and now considers a hard fork to return funds to victims. Berachain and Sonic also implemented interventions following the same Balancer hack.
Governance vote BIP-892 for exploit fund distribution is active on Snapshot until December 16, 7 PM UTC, and hard fork releases are available for node operators to deploy by December 22, 16:00 CET to enable fund returns.
Balancer V3 offers $BOLD/$USDC liquidity pool venues with approximately 9%+ APR yields alongside Ekubo Protocol and Uniswap V4.
Gyro pools plan a comeback with a renewed go-to-market strategy after experiencing TVL decline following the exploit, though the pools themselves were not affected by the hack.
Balancer proposes $8M reimbursement plan targeting liquidity providers impacted by the recent exploit.
Balancer reimbursing recovered funds following the recent exploits. Yearn drain total now reported at $9M.
Berachain hard forked as a result of the Balancer exploit.
Yearn Finance yETH infinite-mint exploit drains ~$2.8M in ETH and LSTs from Balancer pools, with ~1,000 ETH mixed through Tornado Cash.
Suffered exploit across v2 and forks from November 2025 with $137.4M losses, $39M recovered, revealing smart contract immutability vulnerabilities.
New exploit activity observed involving interactions with Tornado Cash and affecting multiple LST protocols including Yearn, Rocket Pool, Origin, and Dinero.
Capital velocity ratio stands at 1.139, trailing competitors Uniswap at 3.676 and Orca at 8.746 in capital efficiency metrics.
Capped white hat recovery bounty at 10% of recovered funds following the November 2025 exploit.
Suffered $128M hack, shut down operations, distributes $8M recovered funds.
Forum discussion launches outlining a framework to redistribute recovered v2 attack assets and reimburse affected liquidity providers, seeking community input on next steps.
Co-hosted a Scaling DeFi event in Buenos Aires with Gnosis, Safe, and Hypernative Labs approximately one week ago.
Official post-mortem for the November 3 exploit released, with $45M in funds recovered.
Claims process for the BEX exploit shows 90% of ETH and the vast majority of stablecoins recovered, while only 40% of BERA funds claimed.
Berachain responds to the Balancer exploit by enabling emergency withdrawals.
In the past hour, the hacker moves 2,000 ETH ($6.36M) into Tornado Cash for laundering, abandoning the option to return assets for a white hat bounty.
Exploited composable stable pools in November 2025, incurring $128M losses across multiple chains, affecting fork projects.
The exploit bypassed numerical guardrails through Composable Stable Pools' flash loan component, allowing attackers to manipulate rounding errors and withdraw all pool assets. Many exploited pools could not be paused as their default 1-year pause windows had expired.
StakeWise recovers $20M from the hack by burning stolen osETH/osGNO tokens and reminting them to DAO wallets, raising centralization concerns about the recovery process.
Aave votes to remove $BAL from borrowing and sets LTV to zero after oracle price lags created arbitrage risks during a market crash and the token generated minimal protocol revenue.
Berachain and Gnosis are recognized for successfully saving user funds and responding swiftly to the exploit.
Exploited November 2025 on Gnosis Chain; claims for affected users are live via the BEX Incident Recovery Site, opened 2026-03-20. BEX stable pools remain in emergency withdrawal mode with deposits disabled and weighted pools paused.
White hat hackers save over $20M total from the exploit, substantially exceeding the $4.1M previously reported in recovery operations.
Whitehat recovery operation secures $4.1M from V2 meta-stable pools after identifying a new value-extraction path, with funds held in controlled custody for reconciliation and return to users.
Some blockchain networks performed hardforks to reverse and isolate the v2 exploit impact, while Ethereum maintained "Code is Law" with no rollbacks, leaving losses unchanged.
Multiple blockchain networks (L2s/L1s) shut down their chains in response to the exploit. The attacker exploited the permit() function which allows off-chain signatures without requiring gas fees from frozen addresses.
Balancer deprecates all v2 stable pools following last week's exploit and urgently recommends all LPs remove v2 liquidity as soon as possible.
Balancer Labs proposes a BIP to deprecate v2 stable pools and migrate liquidity to v3 as a preventive measure following the recent exploit events, while v3 remains fully operational and unaffected.
The exploit hacker holds 25,300 ETH ($91.69 million) after converting all stolen LST tokens and other assets to ETH.
Berachain launches a fork and claims page on November 14 for Balancer V2 exploit victims.
All $12.8 million from the BEX/Balancer v2 exploit on Berachain has been fully recovered with assistance from a white-hat hacker.
Reservoir experiences $350M in redemptions over two weeks following the exploit, with remaining backing including Bera chain liquidity positions with questionable status after the hack.
The exploit triggers the collapse of xUSD-deUSD.
Suffered $125M+ exploit across 4 chains on November 3, 2025, due to invariant calculation precision loss, where BPT pricing distortion enabled a single batch swap to drain stable pools.
Balancer issues a final onchain warning to the hacker behind the exploit, offering a bounty for the return of funds.
Official retrospective on the exploit goes live with recommendations for preventing rounding issues and important lessons from the incident.
The V2 exploit remediation plan commences Nov 11-12 with Notional V3 wind-down in three stages, migrating cross-currency borrowers with debts greater than $100 to Aave after applying haircuts to their ETH collateral balances, with positions managed through Gnosis safes.
Votemarket leads Balancer vote incentives as of January 2026, launching permissionless liquidity mining for mainnet gauges with automated reward redistribution through Stake DAO strategies. Deposited $10,000 in USDC incentives on Votemarket for this voting round, distributed across 10+ gauges on Ethereum, Arbitrum, Base, and Gnosis chains. Berachain's swapper runs on Balancer code.
The V2 exploit does not work on Balancer V3, confirming V3 is not vulnerable to this attack vector.
SlowMist Security Team releases detailed technical analysis identifying the root cause as a precision loss issue in integer fixed-point arithmetic used to compute scalingFactors in Composable Stable Pool's implementation, with total losses updated to ~$120M across multiple blockchains. The analysis provides a 7-step breakdown of how the attacker exploited compounding precision errors through small-amount swaps under low-liquidity conditions.
Token decimals were not involved in the rounding issue contrary to previous reports, and the technical explanation appears to be AI-generated misinformation rather than accurate exploit analysis.
Cyfrin Audits Co-founder Patrick Collins warns the community about fake hack analysis and misinformation being spread by KOLs regarding the recent exploit.
Preliminary post-mortem report confirms $116M total hack amount, with 5,041 osETH and 13,495 osGNO recovered from the V2 composable stable pools exploit and final loss figures pending.
V2 exploit is now contained after multi-chain attack on Composable Stable Pools, recovery efforts continue, and full post-mortem report is forthcoming.
Over 50% of Gnosis Chain's 340,000 validators execute a soft fork to prevent the hacker from extracting funds. Independent verification confirms Balancer V3 is not vulnerable to the same exploit.
The exploit occurred through rounding errors in token decimal scaling between 18-decimal conversions, where attackers tuned swaps to hit edge cases and repeated the process hundreds of times in loops to accumulate tiny profits. (ID: 1986095645418213502)
Stakewise fully recovers $20.7M in osETH and osGNO from the exploit, while Berachain's recovery total is updated to $13M. A dormant whale withdraws $6.5M after three years of inactivity following the hack, and Berachain temporarily halts its chain in response to the exploit.
Berachain recovers $12.8 million in BEX funds following the Balancer-linked exploit.
Balancer was audited 11 times by Trail of Bits, OpenZeppelin, and Certora before the $128M exploit occurred.
A monitoring service provider offers Balancer a free 12-month monitoring account and standby recovery team assistance following the recent exploit.
The vulnerability was discovered weeks in advance by a party who failed to act on it. Additional negative news about vault curator contagion from events on 10/10 affecting multiple DeFi protocols including Balancer is expected soon.
Contango protocol withdraws protocol-owned liquidity from Balancer pools and pauses its staking mechanism and TANGO reward distributions following the exploit. The withdrawal causes high volatility in TANGO/wstETH pool pricing.
Recovery efforts retrieve approximately 5,041 osETH and 13,495 osGNO from the V2 exploiter. StakeWise recovers $20M from the hacker through a protocol loophole.
The exploit amount is reported as $128M, an increase from the previously reported $116M figure.
Approximately $12.8M recovered from the exploit by white hat. Notional V3 shuts down on Mainnet and Arbitrum with total bad debt of 641.4 ETH and 80.2 ETH, causing 100% losses for Balancer/Aura leveraged vault users and haircuts for ETH lenders.
Berachain validators voted to halt the entire network following the $116M cross-chain exploit. The protocol had completed 10 audits before the breach.
New analysis reveals the exploit was carefully planned for months with funding sourced through Tornado Cash trickles, showing no obvious OPSEC leaks. The hack caused cascading pool drains across Ethereum and connected networks.
Multiple Morpho Vaults experience low liquidity as aftermath of the V2 exploit, with MEV Capital Boosted Vault having direct exposure to related markets and depositors facing withdrawal difficulties with only periodic liquidity availability.
TVL halved following the exploit. A fake $20M offer to the hacker was confirmed as a scam attempt, and USDX reported ~$1M in losses that will allegedly be covered in full.
Bithumb exchange designates BAL as a trading caution stock.
The exploit only affects Balancer v2 Composable Stable pools, with Weighted pools (including AAVE/wstETH), all v3 pools, and boosted pools using Aave aTokens confirmed safe.
Berachain distributes hard fork binary to address the Balancer V2 exploit on its network.