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ATEC

Alphatec Holdings, Inc. Institutional Ownership

$1.91
*  
0.04
  negative  
2.05%
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*Delayed - data as of May 22, 2013 
Exchange: NASDAQ
Industry: Health Care
Community Rating:
 
 

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Company Details

Institutional Ownership
Type Value
Total Shares Out Standing (millions): 97
Market Capitalization ($ millions): $60
Institutional Ownership: 31.56%
Price (as of 03/31/2013) 1.95

Ownership Summary

Ownership Analysis # of Holders Shares
Total Shares Held: 82 30,513,225
New Positions: 10 624,807
Increased Positions: 27 1,512,011
Decreased Positions: 36 1,300,227
Holders With Activity: 63 2,812,238
Sold Out Positions: 9 228,562

Institutional Holdings information for ATEC 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.


82 Institutional Holders
30,513,225 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)
PARADIGM CAPITAL MANAGEMENT INC/NY 03/31/2013 6,638,600 112,900 1.73 12,945
WELLINGTON MANAGEMENT CO LLP 03/31/2013 3,081,431 (98,600) (3.1) 6,009
MARXE AUSTIN W & GREENHOUSE DAVID M 03/31/2013 2,787,691 0 0.00 5,436
CHUBB CORP 03/31/2013 2,302,070 0 0.00 4,489
VANGUARD GROUP INC 03/31/2013 2,205,228 (1,309) (0.06) 4,300
DIMENSIONAL FUND ADVISORS LP 03/31/2013 1,944,993 87,698 4.72 3,793
BARCLAYS GLOBAL INVESTORS UK HOLDINGS LTD 03/31/2013 1,796,200 64,666 3.74 3,503
DEERFIELD MANAGEMENT CO /NY 03/31/2013 1,448,642 (276,358) (16.02) 2,825
BLACKROCK FUND ADVISORS 03/31/2013 1,393,232 144,441 11.57 2,717
STATE STREET CORP 03/31/2013 791,387 (10,700) (1.33) 1,543
NORTHERN TRUST CORP 03/31/2013 706,118 (8,076) (1.13) 1,377
BRIDGEWAY CAPITAL MANAGEMENT INC 03/31/2013 459,088 150,000 48.53 895
PERKINS CAPITAL MANAGEMENT INC 03/31/2013 392,150 (59,500) (13.17) 765
ESSEX INVESTMENT MANAGEMENT CO LLC 03/31/2013 373,392 373,392 New 728
ADAGE CAPITAL PARTNERS GP LLC 03/31/2013 324,575 70,375 27.69 633