SEC Secures Asset Freeze in Wintercap Crypto Case, Keeping $30M Frozen for Gastauer

SEC Wins Key Crypto Asset Freeze, Gastauer on Hook

The First Circuit just upheld an asset freeze against Raimund Gastauer in the SEC’s sprawling Wintercap fraud case, refusing to let him reclaim roughly $30 million the agency says came from investors. The decision matters because it signals that courts will treat crypto-related funds the same as any other investor money when fraud is alleged, tightening the noose around relief defendants who claim ignorance.

The lawsuit began in 2021 when the SEC accused Roger Knox and several Wintercap entities of running a Ponzi-like scheme that raised at least $124 million, much of it pitched as crypto trading returns. Gastauer, Knox’s father-in-law and a German national, received tens of millions through a web of offshore companies. He argued he was an innocent recipient with no knowledge of the fraud and that freezing his accounts violated due process. A district judge sided with the SEC and kept the freeze in place; Gastauer appealed.

Judges ultimately ruled that Gastauer had not shown a likelihood of success on the merits and that the balance of hardships favored investors seeking recovery. They found the agency’s evidence—bank records, investor testimony, and Knox’s guilty plea—sufficient to suggest the money was tainted. The court also rejected Gastauer’s claim that he was merely a passive family member, noting large, unexplained transfers and his control over multiple Wintercap-related entities. The SEC keeps its freeze; Gastauer keeps fighting uphill.

In plain terms, the appeals court told relief defendants: if investor cash lands in your accounts during an alleged fraud, expect it to stay frozen until you prove it is clean. That shifts the burden onto anyone who touched crypto-linked funds and raises the cost of doing business with fast-moving offshore structures.

For crypto markets the ruling widens the SEC’s practical reach. Exchanges, OTC desks, and DeFi protocols that route customer assets through layered entities now face greater litigation risk if any upstream actor is accused of fraud. Traders holding tokens or stablecoins tied to questioned offerings may see sudden liquidity crunches if wallets are swept into enforcement actions. The decision also reinforces the agency’s view that most digital assets sold with profit expectations remain securities, regardless of how many wallets they pass through.

Courts will keep treating crypto money like any other investor asset until Congress draws clearer lines.