The attackers who took $320 million from Blockstream's Liquid Network have returned 90% (~$272 million), keeping 600 BTC ($48 million) likely as a "bug bounty". Unclear to what extent Blockstream okayed the 10% reward.

How each outlet headlined it

• web3 is going just great left

  The attackers who took $320 million from Blockstream's Liquid Network have returned 90% (~$272 million), keeping 600 BTC ($48 million) likely as a "bug bounty". Unclear to what extent Blockstream okayed the 10% reward.
• Decrypt

  Liquid Hackers Return $270M in Bitcoin After Swiping $320 Million
  
• blockhead.co

  Liquid Network Attacker Returns 85% of Stolen $320 Million in Bitcoin After Blockstream Patches Bug
• Cointelegraph

  The actors returned 85% of the Bitcoin withdrawn from Liquid’s federation wallet following the security incident.
  
• tech-insider.org left

  Liquid Network Hack: $320M Bitcoin Exploit Explained [2026] - tech
• CoinDesk

  Liquid Network gets back 3,400 bitcoin from white-hat hackers; talks underway for the rest