Is IDXX a good stock to own? Find out who bought IDEXX Laboratories, who sold IDEXX Laboratories (IDXX) stock, and who holds a large position in IDEXX Laboratories.

• T. Rowe Price Associates owns 7.47M shares worth $689.85M
• Ruane, Cunniff & Goldfarb owns 5.29M shares worth $488.62M
• BAM owns 2.96M shares worth $273.64M
• Brown Advisory Holdings Incorporated owns 2.78M shares worth $213.82M
• Vanguard owns 2.69M shares worth $248.49M
• Neuberger Berman owns 2.51M shares worth $231.51M
• William Blair $ Company owns 2.38M shares worth $219.75M
• ALLIANCEBERNSTEIN owns 2.23M shares worth $205.59M
• Royce & Associates owns 1.96M shares worth $181.07M
• STATE STREET CORPORATION owns 1.66M shares worth $153.18M
• DF DENT & CO owns 1.63M shares worth $156.59M
• Select Equity owns 1.51M shares worth $116.34M
• American Century Companies owns 1.18M shares worth $109.45M
• Select Equity owns 753695 shares worth $74.88M
• Westfield Capital Management Company owns 699263 shares worth $64.60M
• Geneva Capital Management owns 686536 shares worth $63.43M
• CAPITAL COUNSEL LLC/NY owns 590995 shares worth $54.84M
• TIAA-CREF Investment Management owns 588393 shares worth $58.46M

• Columbia Wanger Asset Management sold on June 30, 2011
• J P MORGAN CHASE & CO sold on Dec. 31, 2010

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