Coldcard Bitcoin Thefts Slow, But Losses Could Top $150 Million: Galaxy
In briefGalaxy Research now puts the Coldcard exploits confirmed haul above 1,778 BTC (about $112 million), with a suspected fourth wave that would lift it to 2,417 BTC.No confirmed attacker activity has appeared after August 6, across three major waves and more than 30 smaller footprints.Galaxy has spoken to 190-plus victims directly and still tells single-signature Coldcard holders to move funds to fresh addresses. Stolen Bitcoin losses from the massive Coldcard wallet exploit have begun to slow, but the total amount of BTC swiped continues to climb—and the worst may not be over just yet. That‘s the latest from Galaxy Research, the crypto research firm that’s been tracking the exploit from the start. The company said Thursday that the Coldcard seed-recreation exploit has now drained more than 1,778 BTC—roughly $112 million—and the final figure will likely be higher. Myriad: Bitcoins next move？ Click to make your prediction. Galaxy said it has “very high confidence” in the tally, which counts confirmed, owner-attributed thefts since the attack opened on July 30, per its running thread on X. “Attackers have been executing this attack since at least early morning July 30, 2026, systematically recreating Coldcard-generated seeds and sweeping the funds onchain,” Galaxy Research wrote. Among Galaxys confirmed waves and