ReadHistory
Mark Karpelès
CEO of the Mt. Gox Bitcoin exchange at its 2014 collapse. A Japanese court convicted him of falsifying data but acquitted him of embezzlement relating to the missing bitcoins.
Also known as: Mark Karpeles
Bio
Mark Karpelès was CEO of Mt. Gox, once the dominant Bitcoin exchange, when it filed for bankruptcy in February 2014 after about 850,000 BTC went missing. [1][2]
Legal outcome
Karpelès was arrested in Japan in 2015. In 2019 a Japanese court found him guilty of falsifying data but acquitted him of embezzlement related to the missing bitcoins. [1][2]
Bracketed numbers refer to the numbered sources listed below.
Linked scams & cases
Sources (2)
- Mt. Gox (overview) — Wikipedia
- Mt. Gox Explained: History, 2014 Collapse, and Current Status — Investopedia
See also
- Donald BasileIndividualsFounder behind Bitcoin Latinum (LTNM). The SEC charged him in 2026 with defrauding investors of ~$16M by falsely claiming the token was insured and asset-backed, and misappropriating funds for personal use (including a $160,000 horse).
- Kristoffer KrohnIndividualsA promoter (and SEC recidivist) who sold Green United's 'Green Boxes,' allegedly acting as an unregistered broker and misrepresenting GREEN's value and returns. Charged by the SEC for fraud and registration violations.
- John WiseIndividualsFounder and CEO of Loci, which ran the LOCIcoin ICO. The SEC charged him with fraud for false claims about Loci's revenue, staff, and user base (raising $7.6M) and for misusing $38K of investor funds; he settled with an officer/director bar.
This page was last updated on Jun 8, 2026. View revision history.