ABIOMED INC - COMMON STOCK (ABMD)

Q1 2014 13F Holders as of 31 Mar 2014

Type / Class
Equity / COMMON STOCK
Total 13F shares
43,104,796
Share change
+3,907,372
Total reported value
$1,121,552,219
Put/Call ratio
172%
Price per share
$26.04
Number of holders
136
Value change
+$101,281,963
Number of buys
78
Number of sells
49

Institutional Holders of ABIOMED INC - COMMON STOCK (ABMD) as of Q1 2014

As of 31 Mar 2014, ABIOMED INC - COMMON STOCK (ABMD) was held by 136 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 43,104,796 shares. The largest 10 holders included PRIMECAP MANAGEMENT CO/CA/, MACQUARIE GROUP LTD, Essex Woodlands Health Ventures, Inc., BLAIR WILLIAM & CO/IL, VANGUARD GROUP INC, Palo Alto Investors, LLC, BlackRock Fund Advisors, NEXT CENTURY GROWTH INVESTORS LLC, BlueMountain Capital Management, LLC, and WELLINGTON MANAGEMENT CO LLP. This page lists 136 institutional shareholders reporting positions in this security for the Q1 2014 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.