Top 10 Biggest Crypto Fumbles

The crypto market has been brutal over the past few months. A trader by the name 0xforeverblind turned nothing into $5 million, only to lose it all trying to buy the dip in collapsing meme coins. Then in February 2026, another trader on Hyperliquid was wiped out for $250 million in a single liquidation, left with just $53 in his account.

And honestly, this isn’t anything new. If anything, it’s a pattern. Here are some of the biggest fumbles the crypto market has ever seen:

10. Germany Selling Seized Bitcoin

German authorities seized 50,000 BTC linked to the Movie2K case and began selling it through 2024. At current prices, that stack would be worth around $3.35 billion.

9. Sina Estavi 

Sina Estavi bought Jack Dorsey’s first tweet NFT for $2.9 million in 2021. A year later, he tried to sell it for $48 million. The highest bid he received was just $280.

8. AguilaTrades

The trader known as AguilaTrades staged a remarkable comeback in mid-2025, recovering from $35 million in losses to reach a $3 million profit. However, a high-leverage long Bitcoin position on the Hyperliquid platform backfired, leading to a single liquidation event that erased around $36 million and pushed total losses close to $40 million.

7. Erik Finman

Erik became one of Bitcoin’s youngest millionaires after buying BTC at age 12 and turning a $1,000 investment into millions during the early bull runs. However, he sold significant portions early, including trading his business for 300 BTC and later declaring Bitcoin “dead” in 2018. While still wealthy, his early exits cost him far greater upside, making it a classic case of lost conviction and opportunity.

6. United States Marshals Service

Back in 2014, the U.S. Marshals auctioned off 29,655 BTC seized from Silk Road for about $18 million. Fast forward to today, and that same stash would be worth approximately $1.98 billion. That is an all-time government fumble candidate right there!

5. Matt Furie

Matt Furie created Pepe the Frog, one of the most recognizable internet memes. However, he had no ownership or involvement in the token, so when it took off, the biggest crypto version of his creation grew without him seeing much of the upside. PEPE peaked at roughly $11–12B market cap on Dec 9th, 2024.

4. James Wynn

James Wynn turned $4 million into $87 million through aggressive crypto trades. He then lost almost everything after opening a $1.25 billion Bitcoin long at 40x leverage on Hyperliquid in May 2025, ending with just $23 and the word “broke” in his X bio. 

3. Stefan Thomas

Stefan Thomas, a programmer, was given 7,002 BTC as payment for making an early Bitcoin explainer video. He stored it in an encrypted IronKey hard drive and forgot the password. You only get 10 attempts. He has already used up most of them and still cannot access the wallet. At today’s prices, that stash would be worth close to $460 millions.

 2. Laszlo Hanyecz

Laszlo Hanyecz spent 10,000 BTC on two pizzas in 2010. At the time, it was worth about $41. Today, that would be around, (drumrolls please) a staggering $669 million. Undoubtedly, the most iconic transaction in crypto history.

1. James Howells

Probably the most painful fumble in crypto history. James Howells accidentally threw away a hard drive in 2013 that contained 8,000 BTC. At the time, it did not seem like much. Today, that stash would be worth around $535 million. He spent years trying to recover it from a landfill in Wales, even proposing large-scale excavation plans. His legal attempt was dismissed in 2025.

Final Thoughts

That wraps up our list of some of the biggest fumbles in crypto! And, if you liked this one, then don’t miss our other Top10 feature on the best crypto newsletters out there.