MERRIMACK PHARMACEUTICALS IN - 590328100

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2014 · Compare: Q1 2014
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
FMR LLC History No change 15,487,768 78,059 0.01% 0.01% 1 0 0.0% Q1 2014 May 15, 2014
VANGUARD GROUP INC History Added to 5,396,583 39,340 0.0% 0.0% 2 +125,957 2.39% Q2 2014 Aug 11, 2014
JENNISON ASSOCIATES LLC History Reduced 4,837,582 35,266 0.03% 0.03% 3 -1,001,678 -17.15% Q2 2014 Aug 08, 2014
BlackRock Fund Advisors History Added to 4,203,723 30,645 0.01% 0.01% 4 +544,741 14.89% Q2 2014 Aug 06, 2014
STATE STREET CORP History No change 4,641,622 23,398 0.0% 0.0% 5 0 0.0% Q1 2014 May 15, 2014
BlackRock Institutional Trust Company, N.A. History Reduced 1,209,383 8,816 0.0% 0.0% 6 -9,772 -0.8% Q2 2014 Aug 06, 2014
NORTHERN TRUST CORP History No change 1,259,551 6,348 0.0% 0.0% 7 0 0.0% Q1 2014 May 14, 2014
CITY NATIONAL BANK History Added to 732,225 5,338 0.05% 0.04% 8 +211,265 40.55% Q2 2014 Jul 28, 2014
Bank of New York Mellon Corp History No change 1,051,642 5,300 0.0% 0.0% 9 0 0.0% Q1 2014 May 14, 2014
PUTNAM INVESTMENTS LLC History No change 1,020,532 5,143 0.01% 0.01% 10 0 0.0% Q1 2014 May 15, 2014
MORGAN STANLEY History No change 841,507 4,242 0.0% 0.0% 11 0 0.0% Q1 2014 May 13, 2014
GOLDMAN SACHS GROUP INC History No change 833,528 4,201 0.0% 0.0% 12 0 0.0% Q1 2014 May 15, 2014
Tekla Capital Management LLC History Reduced 567,787 4,139 0.38% 0.38% 13 -189,263 -25.0% Q2 2014 Aug 05, 2014
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC History No change 804,997 4,057 0.0% 0.0% 14 0 0.0% Q1 2014 May 23, 2014
DEUTSCHE BANK AG\ History No change 773,622 3,899 0.0% 0.0% 15 0 0.0% Q1 2014 May 15, 2014
CREDIT SUISSE AG/ History Added to 496,366 3,618 0.0% 0.0% 16 +291,125 141.85% Q2 2014 Aug 11, 2014
BLAIR WILLIAM & CO/IL History Added to 422,300 3,078 0.01% 0.0% 17 +42,725 11.26% Q2 2014 Aug 01, 2014
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 605,127 3,050 0.0% 0.0% 18 0 0.0% Q1 2014 May 14, 2014
STONERIDGE INVESTMENT PARTNERS LLC History Added to 391,027 2,851 0.43% 0.09% 19 +302,723 342.82% Q2 2014 Jul 16, 2014
FULLER & THALER ASSET MANAGEMENT, INC. History No change 524,800 2,645 0.13% 0.13% 20 0 0.0% Q1 2014 May 13, 2014
GEODE CAPITAL MANAGEMENT, LLC History No change 515,085 2,595 0.0% 0.0% 21 0 0.0% Q1 2014 May 14, 2014
DAFNA Capital Management LLC History No change 514,853 2,595 2.23% 2.23% 22 0 0.0% Q1 2014 May 15, 2014
TIAA CREF INVESTMENT MANAGEMENT LLC History No change 462,051 2,329 0.0% 0.0% 23 0 0.0% Q1 2014 May 13, 2014
NEW YORK STATE COMMON RETIREMENT FUND History New 292,400 2,132 0.0% 24 +292,400 New Q2 2014 Aug 05, 2014
Spot Trading L.L.C History No change 401,826 2,025 0.01% 0.01% 25 0 0.0% Q1 2014 May 13, 2014
BlackRock Investment Management, LLC History Added to 271,406 1,979 0.0% 0.0% 26 +3,155 1.18% Q2 2014 Aug 06, 2014
SCHWAB CHARLES INVESTMENT MANAGEMENT INC History Added to 267,362 1,950 0.0% 0.0% 27 +21,306 8.66% Q2 2014 Jul 30, 2014
Catalyst Capital Advisors LLC History No change 380,896 1,920 0.43% 0.43% 28 0 0.0% Q1 2014 May 12, 2014
JPMORGAN CHASE & CO History No change 375,080 1,891 0.0% 0.0% 29 0 0.0% Q1 2014 May 15, 2014
Magnetar Financial LLC History No change 375,000 1,890 0.04% 0.04% 30 0 0.0% Q1 2014 May 15, 2014
CAPSTONE INVESTMENT ADVISORS, LLC History No change 345,000 1,738 0.02% 0.02% 31 0 0.0% Q1 2014 Apr 17, 2014
BALYASNY ASSET MANAGEMENT LLC History No change 319,066 1,608 0.02% 0.02% 32 0 0.0% Q1 2014 May 15, 2014
FARALLON CAPITAL MANAGEMENT LLC History No change 317,316 1,599 0.03% 0.03% 33 0 0.0% Q1 2014 May 15, 2014
MILLENNIUM MANAGEMENT LLC History No change 307,886 1,552 0.0% 0.0% 34 0 0.0% Q1 2014 May 15, 2014
ADAGE CAPITAL PARTNERS GP LLC History No change 298,650 1,505 0.0% 0.0% 35 0 0.0% Q1 2014 May 15, 2014
BANK OF AMERICA CORP /DE/ History No change 276,695 1,395 0.0% 0.0% 36 0 0.0% Q1 2014 May 15, 2014
CAMBRIDGE TRUST CO History Reduced 180,003 1,312 0.11% 0.1% 37 -40,000 -18.18% Q2 2014 Aug 08, 2014
GROUP ONE TRADING, L.P. History No change 238,467 1,202 0.02% 0.02% 38 0 0.0% Q1 2014 May 07, 2014
UBS AG History No change 197,649 996 0.0% 0.0% 39 0 0.0% Q1 2014 May 16, 2014
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 174,943 882 0.0% 0.0% 40 0 0.0% Q1 2014 May 08, 2014
WELLINGTON MANAGEMENT CO LLP History No change 172,900 871 0.0% 0.0% 41 0 0.0% Q1 2014 May 15, 2014
EAM Investors, LLC History New 118,313 863 0.16% 42 +118,313 New Q2 2014 Aug 11, 2014
Swiss National Bank History No change 111,300 811 0.0% 0.0% 43 0 0.0% Q2 2014 Aug 06, 2014
Knoll Capital Management, LP History No change 160,585 809 0.42% 0.42% 44 0 0.0% Q1 2014 May 15, 2014
ProShare Advisors LLC History Reduced 110,590 806 0.01% 0.01% 45 -65,738 -37.28% Q2 2014 Aug 08, 2014
TEACHERS ADVISORS INC History No change 158,870 801 0.0% 0.0% 46 0 0.0% Q1 2014 May 13, 2014
ALLIANCEBERNSTEIN L.P. History No change 157,836 795 0.0% 0.0% 47 0 0.0% Q1 2014 May 13, 2014
TOCQUEVILLE ASSET MANAGEMENT L.P. History Added to 107,600 784 0.01% 0.0% 48 +45,600 73.55% Q2 2014 Jul 30, 2014
GARRISON BRADFORD & ASSOCIATES INC History No change 98,001 714 0.66% 0.48% 49 0 0.0% Q2 2014 Jul 14, 2014
Eagle Ridge Investment Management History Added to 82,500 601 0.28% 0.05% 50 +62,500 312.5% Q2 2014 Jul 09, 2014
RHUMBLINE ADVISERS History Added to 80,381 586 0.0% 0.0% 51 +4,610 6.08% Q2 2014 Aug 06, 2014
FEDERATED INVESTORS INC /PA/ History New 80,000 583 0.0% 52 +80,000 New Q2 2014 Aug 07, 2014
OPPENHEIMER & CO INC History No change 111,240 561 0.02% 0.02% 53 0 0.0% Q1 2014 May 09, 2014
Nationwide Fund Advisors History Added to 75,766 552 0.0% 0.0% 54 +1,051 1.41% Q2 2014 Aug 11, 2014
METROPOLITAN LIFE INSURANCE CO/NY History No change 74,224 541 0.0% 0.0% 55 0 0.0% Q2 2014 Jul 31, 2014
Integre Advisors History No change 103,493 522 0.11% 0.11% 56 0 0.0% Q1 2014 May 14, 2014
ROYAL BANK OF CANADA History No change 103,003 520 0.0% 0.0% 57 0 0.0% Q1 2014 May 15, 2014
AMERICAN INTERNATIONAL GROUP INC History Reduced 64,223 468 0.0% 0.0% 58 -2,481 -3.72% Q2 2014 Aug 08, 2014
ING INVESTMENT MANAGEMENT LLC History No change 87,472 441 0.0% 0.0% 59 0 0.0% Q1 2014 May 15, 2014
DekaBank Deutsche Girozentrale History Reduced 59,500 434 0.01% 0.01% 60 -4,000 -6.3% Q2 2014 Aug 08, 2014
CANNELL PETER B & CO INC History Added to 55,400 404 0.01% 0.0% 61 +28,000 102.19% Q2 2014 Aug 08, 2014
MANUFACTURERS LIFE INSURANCE COMPANY, THE History No change 74,338 374 0.0% 0.0% 62 0 0.0% Q1 2014 May 15, 2014
GSA CAPITAL PARTNERS LLP History New 49,352 360 0.02% 63 +49,352 New Q2 2014 Aug 08, 2014
CSS LLC/IL History No change 70,000 353 0.02% 0.02% 64 0 0.0% Q1 2014 May 15, 2014
JAMISON EATON & WOOD INC /NJ History No change 62,782 316 0.09% 0.09% 65 0 0.0% Q1 2014 Apr 28, 2014
BLACKROCK ADVISORS LLC History Reduced 41,636 304 0.0% 0.0% 66 -8,929 -17.66% Q2 2014 Aug 06, 2014
Weiss Multi-Strategy Advisers LLC History No change 60,000 302 0.01% 0.01% 67 0 0.0% Q1 2014 May 15, 2014
NOMURA HOLDINGS INC History No change 56,803 292 0.0% 0.0% 68 0 0.0% Q1 2014 May 14, 2014
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM History Added to 37,773 275 0.0% 0.0% 69 +19,024 101.47% Q2 2014 Aug 07, 2014
I.G. INVESTMENT MANAGEMENT, LTD. History No change 51,400 259 0.0% 0.0% 70 0 0.0% Q1 2014 May 15, 2014
BARCLAYS PLC History No change 48,988 246 0.0% 0.0% 71 0 0.0% Q1 2014 May 15, 2014
BROWN ADVISORY INC History Reduced 30,968 226 0.0% 0.0% 72 -15,487 -33.34% Q2 2014 Aug 08, 2014
Manchester Capital Management LLC History No change 30,000 219 0.03% 0.02% 73 0 0.0% Q2 2014 Jul 31, 2014
ESSEX INVESTMENT MANAGEMENT CO LLC History New 29,000 211 0.03% 74 +29,000 New Q2 2014 Jul 23, 2014
CITIGROUP INC History No change 39,946 201 0.0% 0.0% 75 0 0.0% Q1 2014 May 15, 2014
VIRGINIA RETIREMENT SYSTEMS ET AL History New 27,500 200 0.0% 76 +27,500 New Q2 2014 Jul 23, 2014
ARISTEIA CAPITAL LLC History No change 37,600 190 0.01% 0.01% 77 0 0.0% Q1 2014 May 15, 2014
WMS Partners, LLC History No change 25,600 187 0.03% 0.02% 78 0 0.0% Q2 2014 Aug 11, 2014
JANE STREET GROUP, LLC History No change 35,390 178 0.0% 0.0% 79 0 0.0% Q1 2014 May 15, 2014
WOLVERINE ASSET MANAGEMENT LLC History No change 5,053 154 0.0% 0.0% 80 0 0.0% Q1 2014 May 14, 2014
Asset Management Group, Inc. History No change 29,453 148 0.09% 0.09% 81 0 0.0% Q1 2014 May 15, 2014
Clear Harbor Asset Management, LLC History New 20,000 146 0.03% 82 +20,000 New Q2 2014 Jul 23, 2014
LPL Financial LLC History Reduced 19,276 141 0.0% 0.0% 83 -7,384 -27.7% Q2 2014 Aug 05, 2014
WELLS FARGO & COMPANY/MN History No change 27,566 139 0.0% 0.0% 84 0 0.0% Q1 2014 May 15, 2014
PINNACLE ASSOCIATES LTD History No change 27,250 137 0.0% 0.0% 85 0 0.0% Q1 2014 May 14, 2014
STEVENS CAPITAL MANAGEMENT LP History No change 25,295 127 0.0% 0.0% 86 0 0.0% Q1 2014 May 06, 2014
ALESCO ADVISORS LLC History No change 23,932 121 0.01% 0.01% 87 0 0.0% Q1 2014 May 15, 2014
MURPHY CAPITAL MANAGEMENT INC History No change 16,142 117 0.02% 0.01% 88 0 0.0% Q2 2014 Jul 24, 2014
COOKSON PEIRCE & CO INC History No change 22,095 111 0.03% 0.03% 89 0 0.0% Q1 2014 May 13, 2014
Quantitative Investment Management, LLC History Added to 14,600 106 0.02% 0.0% 90 +600 4.29% Q2 2014 Aug 08, 2014
KEYBANK NATIONAL ASSOCIATION/OH History No change 20,571 104 0.0% 0.0% 91 0 0.0% Q1 2014 May 14, 2014
PEAPACK GLADSTONE FINANCIAL CORP History No change 19,642 98 0.01% 0.01% 92 0 0.0% Q1 2014 May 06, 2014
CHICAGO EQUITY PARTNERS LLC History New 12,720 92 0.0% 93 +12,720 New Q2 2014 Aug 01, 2014
NORTH AMERICAN MANAGEMENT CORP History Reduced 12,500 91 0.01% 0.02% 94 -12,500 -50.0% Q2 2014 Jul 23, 2014
KCG Holdings, Inc. History No change 15,603 79 0.0% 0.0% 95 0 0.0% Q1 2014 May 15, 2014
LADENBURG THALMANN FINANCIAL SERVICES INC History No change 15,200 77 0.0% 0.0% 96 0 0.0% Q1 2014 May 15, 2014
PRICE T ROWE ASSOCIATES INC /MD/ History No change 15,000 76 0.0% 0.0% 97 0 0.0% Q1 2014 May 15, 2014
PARAMETRIC PORTFOLIO ASSOCIATES LLC History No change 14,453 73 0.0% 0.0% 98 0 0.0% Q1 2014 May 13, 2014
Family Management Corp History No change 14,000 71 0.04% 0.04% 99 0 0.0% Q1 2014 May 15, 2014
SUNTRUST BANKS INC History No change 14,082 70 0.0% 0.0% 100 0 0.0% Q1 2014 May 14, 2014
SG Americas Securities, LLC History No change 13,326 67 0.0% 0.0% 101 0 0.0% Q1 2014 May 14, 2014
BRAVE ASSET MANAGEMENT INC History New 9,000 66 0.05% 102 +9,000 New Q2 2014 Aug 11, 2014
RidgeWorth Capital Management LLC History New 8,377 61 0.0% 103 +8,377 New Q2 2014 Jul 31, 2014
Horizon Kinetics LLC History No change 12,000 60 0.0% 0.0% 104 0 0.0% Q1 2014 May 14, 2014
BlackRock Group LTD History Added to 4,958 37 0.0% 0.0% 105 +4,327 685.74% Q2 2014 Aug 06, 2014
BANK OF MONTREAL /CAN/ History No change 5,800 29 0.0% 0.0% 106 0 0.0% Q1 2014 May 15, 2014
GREAT WEST LIFE ASSURANCE CO /CAN/ History No change 3,800 28 0.0% 0.0% 107 0 0.0% Q2 2014 Aug 06, 2014
Creative Planning History No change 5,208 26 0.0% 0.0% 108 0 0.0% Q1 2014 Apr 11, 2014
BlackRock Inc. History Reduced 3,315 25 0.0% 0.0% 109 -455 -12.07% Q2 2014 Aug 06, 2014
TEACHER RETIREMENT SYSTEM OF TEXAS History No change 3,304 24 0.0% 0.0% 110 0 0.0% Q2 2014 Aug 05, 2014
Wunderlich Securities, Inc. History New 2,325 16 0.01% 111 +2,325 New Q2 2014 Jul 17, 2014
Tower Research Capital LLC History No change 1,856 9 0.0% 0.0% 112 0 0.0% Q1 2014 May 02, 2014
JNBA Financial Advisors History No change 1,250 9 0.0% 0.0% 113 0 0.0% Q2 2014 Jul 24, 2014
MetLife Securities, Inc History No change 1,000 7 0.0% 0.0% 114 0 0.0% Q2 2014 Aug 04, 2014
BNP PARIBAS ARBITRAGE, SA History No change 1,253 5 0.0% 0.0% 115 0 0.0% Q1 2014 May 13, 2014
Financial Architects, Inc History New 500 4 0.0% 116 +500 New Q2 2014 Aug 06, 2014
DAVIDSON D A & CO History New 200 1 0.0% 117 +200 New Q2 2014 Jul 29, 2014
GENERAL ELECTRIC CO History Closed out 0 0 0.0% -44,140 -100.0% Q2 2014 Aug 06, 2014