Tether CEO Paolo Ardoino announced on November 2, 2026, that the stablecoin issuer froze over 4.5 million USDT connected to the hack on Mercado Bitcoin's hot wallets

From the articleBrazil's Largest Exchange Mercado Bitcoin Halts Withdrawals After $40 Million Hack - DecryptAlso in Mercado bitcoin hit by $40 million hack across 10 blockchains