Melvin Capital's big bust - Robinhood's legal team - Steve Cohen's Twitter nightmare

Good morning and welcome to Insider Finance. I'm Dan DeFrancesco, and here's what's on the agenda today:

• One of the hedge funds at the center of the GameStop trading frenzy is down big.
• Insiders detail the rise of Stephanie Cohen, the star Goldman executive leading its plans for Main Street.
• As Robinhood prepares for what could be a series of legal battles, meet the key players representing the fintech.

Sign up here for a webinar on the red-hot IPO market on February 3 at 2:30 pm ET with chief finance correspondent Dakin Campbell. Speakers include Goldman Sachs' Kim Posnett, Latham & Watkins LLP attorney Greg Rodgers, and Lead Edge Capital's Mitchell Green.

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Like the newsletter? Hate the newsletter? Feel free to drop me a line at ddefrancesco@businessinsider.com or on Twitter @DanDeFrancesco.

GameStop short-seller Melvin Capital lost 53% this month after the Reddit-fueled frenzy sent shares soaring

Melvin Capital, one of the hedge funds at the center of the GameStop trading frenzy, is down 53% in January. Read more here.

Hedge fund billionaire and New York Mets owner Steve Cohen left Twitter after GameStop backlash

Steve Cohen, founder of Point72 Capital and the owner of the New York Mets, deactivated his Twitter account after he said his family received threats tied to the Reddit trading frenzy. Check out the story here.

Inside the rise of Stephanie Cohen, the Goldman Sachs dealmaker leading a make-or-break push to take on Main Street

Goldman Sachs has grand ambitions to become the friendly bank next door. Meet Stephanie Cohen, the executive whose shoulders those aspirations largely lie upon. Read more here.

Robinhood has been beefing up its legal firepower with these 11 lawyers including SEC veterans and a Goldman Sachs in-house counsel

Robinhood has once again found itself in the middle of some legal issues, so meet the team heading up those challenges. See more here.

A top SEC official was receiving a $1.6 million law-firm pension from Simpson Thacher that was 7 times his government salary. It shows why cracking down on 'golden parachutes' is so hard.

Bill Hilman was getting a nice pension from his former employer. Get the full rundown here.

Here's why lawyers and former regulators say the SEC's hands are tied despite calls to clamp down on the GameStop trading fiasco

Get the latest update on what course of action the SEC can, or can't, take in its investigation into brokerages restricting trading of GameStop and other stocks. Find out more here.

Odd lots:

Robinhood Is Said to Draw on Bank Credit Lines Amid Tumult (Bloomberg)

SoftBank incentive plan leaves executives with potential $1.2bn collective gain (FT)

Mobile Bank MoneyLion Is in Talks to Go Public Via Fusion SPAC (Bloomberg)

Robinhood, in Need of Cash, Raises $1 Billion From Its Investors (NYT)

Mobile Bank MoneyLion Is in Talks to Go Public Via Fusion SPAC (Bloomberg)

Robinhood reveals new details on decision to limit trading, saying it suddenly had to post 'hundreds of millions of dollars' in deposits (BI)