From 01:00 to 01:15 UTC on June 1, 2026, ETH’s return over a 15-minute period reached -0.49%, with a price range of 2004.81 to 2016.75 USDT and a 0.59% amplitude. Short-term volatility noticeably accelerated, and market sentiment came under pressure. The main drivers behind this move are the compounded effects of continued ETF outflows and technical weakness. In May 2026, net outflows from the ETH ETF totaled $401.62 million, the third-largest monthly net outflow in nearly seven months. On May 2

According to Coinglass data cited by BlockBeats, Ethereum's 10 June trading periods since 2016 recorded 3 winning months and 7 losing months, with an average return of -6.22%. The largest June gain occurred in 2017 at 26.19%, while the biggest decline happened in June 2022 with a -44.79% loss. June

Researcher Florent confirmed with The Block on May 31 that he helped recover about 1,003 ETH (about $2 million) that had been trapped in the 2016 HongCoin ICO contract for nine years. As of the time of reporting, two investors have already claimed a total of 96.5 ETH and have voluntarily paid Florent a white-hat bounty. Confirmed technical reasons and solutions for the integer overflow vulnerability Florent confirmed to The Block that the HongCoin contract was deployed using an older version of