Florida Man Spent GameStop Riches on $132 Million JetBlue Stake

JetBlue Airways Corp.’s third-biggest shareholder isn’t an institutional investor, an activist firm or even an internet-famous meme stock trader. He’s just a guy trying to make a buck.

Vladimir Galkin, the executive chairman of a Miami-based electronics wholesaling platform, has quietly bought up an 8.1% stake in the money-losing airline.

“My investments in public companies are a side hobby,” Galkin, 45, said in a recent interview. “I don’t day trade.”

It’s an expensive side hobby: His stake in the carrier is worth $132 million — and ranks right behind passive shareholder heavyweights BlackRock Inc. and Vanguard Group. Galkin ...