Balancer Discovers Rounding Mistake in $128 Million DeFi Hack
Exploit Overview: Balancer experienced a $128 million exploit on November 3, 2025, due to a rounding error in its V2 Composable Stable pools, affecting multiple blockchains and leading to significant asset losses, particularly in ETH and Balancer Pool Tokens.
Immediate Response: In response to the exploit, Balancer paused the impacted pools to mitigate further losses and is collaborating with security researchers to analyze the issue and develop a comprehensive post-mortem.
Systemic Risks Highlighted: The incident underscores the vulnerabilities in decentralized finance (DeFi) related to arithmetic precision in smart contracts, prompting calls for enhanced testing and security measures across the industry.
Historical Context and Future Precautions: This exploit is one of the largest in multi-chain composability, drawing parallels to past incidents like Curve's arithmetic exploits, and emphasizes the need for thorough composability audits to prevent similar vulnerabilities in the future.
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Technical Analysis for BAL
Technical Sentiment Analysis for Balancer (BAL) As of , Balancer (BAL) is exhibiting a Buy technical sentiment. Our proprietary analysis, which aggregates 8 technical signals, shows that 5 indicators are flashing buy, while 3 are indicating sell.
Momentum Indicators: RSI, MACD & Overbought/Oversold Status Currently, the Relative Strength Index (RSI) for BAL stands at -, which suggests a Neutral condition. Meanwhile, the MACD (12, 26) indicator is at -, providing a Neutral signal for short-term momentum. Other oscillators like the Stochastic Oscillator at - and the Commodity Channel Index (CCI) at - further confirm a - outlook for the stock.
Support, Resistance & Moving Averages From a structural perspective, BAL is trading below its 60-day moving average of $- and below its 200-day long-term moving average of $-. Key price levels to watch include the immediate resistance at $- and strong support at $-. A break above $- could signal a bull continuation, while falling below $- may test the next Fibonacci floor at $-.
Balancer (BAL) Support & Resistance Level
| Name | S3 | S2 | S1 | Pivot Points | R1 | R2 | R3 |
|---|---|---|---|---|---|---|---|
| Classic | -0.197 | -0.021 | 0.106 | 0.282 | 0.409 | 0.585 | 0.712 |
| Fibonacci | -0.021 | 0.0947 | 0.166 | 0.282 | 0.398 | 0.469 | 0.585 |
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