MACK

Merrimack Pharmaceuticals, Inc. Institutional Ownership

$12.56
*  
0.10
0.8%
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*Delayed - data as of May 22, 2015  -  Find a broker to begin trading MACK now
Exchange: NASDAQ
Industry: Health Care
Community Rating:
 
 
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 62.90%
Total Shares Outstanding (millions) 110
Total Value of Holdings (millions) $862

Active Positions

Holders Shares
Increased Positions 75 14,958,687
Decreased Positions 61 3,874,860
Held Positions 32 50,366,803
Total Institutional Shares 168 69,200,350

New and Sold Out Positions


Holders Shares
New Positions 26 5,436,133
Sold Out Positions 15 1,192,539

168 Institutional Holders
69,200,350 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)
AQR CAPITAL MANAGEMENT LLC 03/31/2015 97,900 (5,400) (5.23) 1,220
RHUMBLINE ADVISERS 03/31/2015 97,141 15,760 19.37 1,210
AMERIPRISE FINANCIAL INC 03/31/2015 94,880 (36,689) (27.89) 1,182
OPPENHEIMER & CO INC 03/31/2015 91,400 (1,400) (1.51) 1,139
GARRISON BRADFORD & ASSOCIATES INC 03/31/2015 90,700 0 0.00 1,130
TOCQUEVILLE ASSET MANAGEMENT L.P. 03/31/2015 88,000 (2,000) (2.22) 1,096
STONERIDGE INVESTMENT PARTNERS LLC 03/31/2015 76,501 (69,988) (47.78) 953
METROPOLITAN LIFE INSURANCE CO/NY 03/31/2015 74,224 0 0.00 925
OPUS POINT PARTNERS MANAGEMENT, LLC 03/31/2015 72,009 0 0.00 897
NATIONWIDE FUND ADVISORS 03/31/2015 71,857 (2,881) (3.86) 895
BOSTON PRIVATE BANK & TRUST CO 03/31/2015 68,365 0 0.00 852
BOSTON PRIVATE WEALTH LLC 03/31/2015 68,365 0 0.00 852
A.R.T. ADVISORS, LLC 03/31/2015 68,355 68,355 New 852
SUSQUEHANNA INTERNATIONAL GROUP, LLP 03/31/2015 68,280 (104,699) (60.53) 851
MANUFACTURERS LIFE INSURANCE COMPANY, THE 03/31/2015 64,904 2,360 3.77 809

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