Who owns ABIOMED?

Key details on ABIOMED (Ticker: ABMD)

Who owns ABIOMED?

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

Fund Name Number of Shares Share Valuation As Of
PRIMECAP Management Company 5.75M $153.81M Dec. 31, 2013
Macquarie 5.21M $139.25M Dec. 31, 2013
Essex Woodlands Health Ventures 3.15M $66.12M Sept. 30, 2012
Palo Alto Investors 2.69M $71.86M Dec. 31, 2013
William Blair $ Company 2.67M $71.49M Dec. 31, 2013
Vanguard 2.23M $59.76M Dec. 31, 2013
BlackRock Fund Advisors 2.04M $54.58M Dec. 31, 2013
Next Century Growth Investors 1.88M $50.14M Dec. 31, 2013
Wellington Management Company 1.26M $24.03M Sept. 30, 2013
BlackRock Institutional Trust Company, N.A. 1.02M $27.17M Dec. 31, 2013
Allianz Global Investors of America 903050 $20.04M March 31, 2012
CR Intrinsic Investors 800000 $14.94M March 31, 2013
STATE STREET CORPORATION 730034 $19.51M Dec. 31, 2013
Millennium Management 685028 $18.32M Dec. 31, 2013
OMT Capital Management 632350 $16.91M Dec. 31, 2013
NORTHERN TRUST 580300 $15.51M Dec. 31, 2013
CITADEL ADVISORS 556618 $10.39M March 31, 2013
Geneva Capital Management 555333 $14.85M Dec. 31, 2013
Loomis, Sayles and 544770 $11.43M Sept. 30, 2012
Adage Capital Partners GP 528100 $11.39M June 30, 2013
Arbor Capital Management 511800 $11.68M June 30, 2012
Cupps Capital Management 499430 $11.08M March 31, 2012
Broadfin Capital 495100 $10.39M Sept. 30, 2012
Pier Capital 490781 $9.06M Dec. 31, 2011
TCW 488265 $11.14M June 30, 2012
Portolan Capital Management 486241 $6.54M Dec. 31, 2012
BANK OF MONTREAL /CAN/ 478167 $12.80M Dec. 31, 2013
Frontier Capital Management 474156 $6.37M Dec. 31, 2012
Allianz Asset Management AG 445930 $9.36M Sept. 30, 2012

Who sold ABIOMED?

Fund Name Date Sold Number of Shares Sold Share Valuation
----------------------------------------------------------------------------- Dec. 31, 2012 563603 $7.59M
Columbus Circle Investors June 30, 2011 943204 $15.28M
Norges Bank Investment Management March 31, 2011 1.17M $17.02M
Rockefeller Financial Services March 31, 2011 480880 $6.99M
ESSEX INVESTMENT MANAGEMENT March 31, 2011 448484 $0