MACK

Merrimack Pharmaceuticals, Inc. Institutional Ownership

$9.03
*  
0.07
0.77%
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*Delayed - data as of Nov. 21, 2014  -  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 51.07%
Total Shares Outstanding (millions) 106
Total Value of Holdings (millions) $488

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)
SCHWAB CHARLES INVESTMENT MANAGEMENT INC 09/30/2014 272,391 5,029 1.88 2,460
BLACKROCK INVESTMENT MANAGEMENT, LLC 09/30/2014 271,772 366 .14 2,454
FIRST REPUBLIC INVESTMENT MANAGEMENT, INC. 09/30/2014 204,498 204,498 New 1,847
BLACKROCK ADVISORS LLC 09/30/2014 201,868 160,232 384.84 1,823
INVESCO LTD. 09/30/2014 201,427 (190,810) (48.65) 1,819
RUSSELL FRANK CO/ 09/30/2014 196,622 80,300 69.03 1,775
CADENCE CAPITAL MANAGEMENT LLC 09/30/2014 192,910 192,910 New 1,742
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 09/30/2014 181,172 1,929 1.08 1,636
CAMBRIDGE TRUST CO 09/30/2014 180,003 0 0.00 1,625
MARSHALL WACE LLP 09/30/2014 176,647 99,062 127.68 1,595
D. E. SHAW & CO., INC. 09/30/2014 169,710 169,710 New 1,532
ALLIANCEBERNSTEIN L.P. 09/30/2014 161,100 0 0.00 1,455
WELLINGTON MANAGEMENT CO LLP 09/30/2014 160,056 136,156 569.69 1,445
CITADEL ADVISORS LLC 09/30/2014 159,302 148,992 1,445.12 1,438
TEACHERS ADVISORS INC 09/30/2014 158,614 (253) (0.16) 1,432

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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