Monitoring

Bitmart

CRITICALEthereum, BSC·Hot Wallet Key Compromised·#22 all-time
$196.0M stolenSaturday, December 4, 2021 · 1786 days ago

Corpus updated 2026-10-25

What happened

  • Bitmart, a centralised exchange, lost $196.0M on December 4, 2021.

  • The 2nd largest of the 127 incidents recorded in 2021: 6.8% of the $2.87B lost to hacks that year.

  • Hot Wallet Key Compromised is behind 60 recorded incidents totalling $3.08B; this is the 5th largest of them.

Cite this record

Monitoring Room, "Bitmart hack — $196.0M stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/bitmart

Nearby in the record

Polygon
12/3/2021$2.0M
Pizza DeFi
12/5/2021$5.0M
Badger DAO
12/2/2021$120.0M
8ightDAO
12/8/2021$1.8M
MonoX
11/30/2021$31.4M
AscenDEX
12/11/2021$77.0M
← All incidents

Source: DefiLlama · 1317 recorded incidents · data as of 2026-10-25 08:00 UTC