MACK

Merrimack Pharmaceuticals, Inc. Institutional Ownership

$7.08
*  
0.21
2.88%
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*Delayed - data as of Apr. 29, 2016  -  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 as reported in the most recent 13F filings


Institutional Ownership 64.75%
Total Shares Outstanding (millions) 126
Total Value of Holdings (millions) $576

Active Positions

Holders Shares
Increased Positions 72 9,396,595
Decreased Positions 57 6,067,290
Held Positions 29 65,823,757
Total Institutional Shares 158 81,287,642

New and Sold Out Positions


Holders Shares
New Positions 27 2,810,478
Sold Out Positions 17 3,123,456

158 Institutional Holders
81,287,642 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)
JPMORGAN CHASE & CO 12/31/2015 329,356 (28,742) (8.03) 2,332
CREDIT SUISSE AG/ 12/31/2015 318,931 23,703 8.03 2,258
BLAIR WILLIAM & CO/IL 12/31/2015 307,100 (4,000) (1.29) 2,174
QS INVESTORS, LLC 12/31/2015 277,355 (25,126) (8.31) 1,964
BLACKROCK ADVISORS LLC 12/31/2015 243,541 21,076 9.47 1,724
NEW YORK STATE COMMON RETIREMENT FUND 12/31/2015 219,253 50,735 30.11 1,552
CANDRIAM LUXEMBOURG S.C.A. 03/31/2016 217,000 (13,400) (5.82) 1,536
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 12/31/2015 214,167 13,522 6.74 1,516
BROWN ADVISORY INC 12/31/2015 210,294 0 0.00 1,489
STONERIDGE INVESTMENT PARTNERS LLC 03/31/2016 180,534 (27,748) (13.32) 1,278
ALLIANCEBERNSTEIN L.P. 12/31/2015 168,300 (3,000) (1.75) 1,192
AMERICAN CENTURY COMPANIES INC 12/31/2015 145,534 (414) (0.28) 1,030
CAMBRIDGE TRUST CO 12/31/2015 143,003 0 0.00 1,012
SWISS NATIONAL BANK 12/31/2015 136,900 0 0.00 969
FIRST REPUBLIC INVESTMENT MANAGEMENT, INC. 12/31/2015 131,401 0 0.00 930

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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