Here are the biggest bets made by top hedge funds in the first quarter

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Here they are: The darlings of hedge fund stock pickers.

S&P Global Intelligence has released its Hedge Fund Tracker, which takes a look at the holdings of the ten largest pure play hedge funds.

Such firms focus on stock picking, have less than 100 positions, and are more activist in their nature than other hedge funds.

Viking Global Investors, the Greenwich, Connecticut-based firm, came in at number one with $23.8 billion in assets, according to the report.

In total, the 10 firms have positions in 389 stocks.

Following are the five biggest buys made by the top hedge funds last quarter.