MACK

Merrimack Pharmaceuticals, Inc. Institutional Ownership

$11.19
*  
0.28
2.57%
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*Delayed - data as of Dec. 26, 2014  -  Find a broker to begin trading MACK now
Exchange: NASDAQ
Industry: Health Care
Community Rating:
View:    MACK Pre-Market
 
 
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 51.07%
Total Shares Outstanding (millions) 106
Total Value of Holdings (millions) $605

Active Positions

Holders Shares
Increased Positions 69 6,904,846
Decreased Positions 50 8,744,302
Held Positions 31 38,428,556
Total Institutional Shares 150 54,077,704

New and Sold Out Positions


Holders Shares
New Positions 29 4,510,359
Sold Out Positions 17 6,593,114

150 Institutional Holders
54,077,704 Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
UBS AG 09/30/2014 157,790 (56,179) (26.26) 1,766
CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. 09/30/2014 157,500 157,500 New 1,762
TWO SIGMA INVESTMENTS LLC 09/30/2014 143,900 74,580 107.59 1,610
PDT PARTNERS, LLC 09/30/2014 127,449 89,253 233.67 1,426
AMERIPRISE FINANCIAL INC 09/30/2014 123,811 123,781 412,603.33 1,385
RA CAPITAL MANAGEMENT, LLC 09/30/2014 116,400 116,400 New 1,303
ROYAL BANK OF CANADA 09/30/2014 112,003 10,500 10.35 1,253
SWISS NATIONAL BANK 09/30/2014 111,300 0 0.00 1,245
INTEGRE ADVISORS 09/30/2014 100,409 (384) (0.38) 1,124
AQR CAPITAL MANAGEMENT LLC 09/30/2014 99,900 99,900 New 1,118
GARRISON BRADFORD & ASSOCIATES INC 09/30/2014 95,001 (3,000) (3.06) 1,063
SUSQUEHANNA INTERNATIONAL GROUP, LLP 09/30/2014 93,502 (69,165) (42.52) 1,046
PROSHARE ADVISORS LLC 09/30/2014 92,864 (17,726) (16.03) 1,039
SPARK INVESTMENT MANAGEMENT LLC 09/30/2014 90,500 90,500 New 1,013
MAZAMA CAPITAL MANAGEMENT INC 09/30/2014 86,657 86,657 New 970

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
info  Learn more about Institutional Holdings