Hedge Fund Maplelane is down about 33% on short bets this month

Photographer: Patrick T. Fallon / Bloomberg

Maplelane Capital, a $ 3.5 billion hedge fund, lost about 33% this month through Tuesday, in part due to a short position on GameStop Corp., investors said.

The company has made significant changes to its portfolio in recent weeks, adjusting for risk, said one, who asked not to be identified because the information is not public. Those changes helped protect against further losses, and the company has no problems with liquidity or margin.

The New York-based company, run by Leon Shaulov and Rob Crespi, declined to comment.

Maplelane had put – or bets on falling stocks – on several companies at the end of the third quarter, including American Airlines Group Inc., GameStop, IRobot Corp. and National Beverage Corp., according to the latest regulations Submit. The company was founded in 2010.

Read more: Reddit Crowd Bludgeons Melvin Capital in Warning to Industry

Melvin Capital, the $ 12.5 billion hedge fund managed by Gabe Plotkin, is down more than 30% on comparable short bets so far this month. Amid the emergency, hedge fund titans Ken Griffin and Steve Cohen injected a total of $ 2.75 billion into the company. It has also recently changed its portfolio.

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