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ATHN

athenahealth, Inc. Institutional Ownership

$85.82
*  
0.58
  negative  
0.68%
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*Delayed - data as of May 24, 2013 
Exchange: NASDAQ
Industry: Miscellaneous
Community Rating:
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Company Details

Institutional Ownership
Type Value
Total Shares Out Standing (millions): 37
Market Capitalization ($ millions): $3,731
Institutional Ownership: 119.13%
Price (as of 03/31/2013) 85.24

Ownership Summary

Ownership Analysis # of Holders Shares
Total Shares Held: 216 43,770,487
New Positions: 22 556,112
Increased Positions: 90 3,948,806
Decreased Positions: 92 2,694,987
Holders With Activity: 182 6,643,793
Sold Out Positions: 27 791,582

Institutional Holdings information for ATHN is filed by major institutions on form 13-F with the Securities and Exchange Commission. Learn more about the information on this page in the help area for Institutional Holdings.


90 Increased Institutional Holders
3,948,806 Increased Total Shares Held

Click on the column header links to resort ascending (^) or descending (v).

Owner Name Date Shared Held Change (Shares) Change(%) Value(in 1,000s)
BLACKROCK INVESTMENT MANAGEMENT, LLC 03/31/2013 91,880 2,484 2.78 7,832
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 03/31/2013 90,769 10,209 12.67 7,737
AMERICAN CENTURY COMPANIES INC 03/31/2013 81,590 50,235 160.21 6,955
WEISEL THOMAS PARTNERS ASSET MANAGEMENT LLC 12/31/2012 75,254 18,266 32.05 6,415
TIMBERLINE ASSET MANAGEMENT LLC 03/31/2013 63,997 63,997 New 5,455
SUSQUEHANNA INTERNATIONAL GROUP, LLP 03/31/2013 63,027 32,315 105.22 5,372
DEUTSCHE BANK AG\ 03/31/2013 51,753 20,761 66.99 4,411
TEACHERS ADVISORS INC 03/31/2013 46,334 3,170 7.34 3,950
BLACKROCK ADVISORS LLC 03/31/2013 45,500 23,986 111.49 3,878
BARCLAYS PLC 03/31/2013 43,149 20,026 86.61 3,678
300 NORTH CAPITAL, LLC 03/31/2013 39,235 8,525 27.76 3,344
COMMERZBANK AKTIENGESELLSCHAFT /FI 03/31/2013 39,187 39,187 New 3,340
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 03/31/2013 35,428 406 1.16 3,020
MUTUAL OF AMERICA CAPITAL MANAGEMENT CORP 03/31/2013 29,935 35 .12 2,552
LOOMIS SAYLES & CO L P 03/31/2013 28,087 27,888 14,014.07 2,394