Who owns Bluebird Bio?

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Analyze quarterly positions in Bluebird Bio with up to 7 years of data, all consolidated into one spreadsheet

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Top investors of Bluebird Bio stock

Who bought or sold Bluebird Bio this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of Actions
Simplex Trading 395k $544k 124% Dec 2023
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Jane Street 240k $331k 42% Dec 2023
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