Essex Investment Management

Essex Investment Management as of Sept. 30, 2014

Portfolio Holdings for Essex Investment Management

Essex Investment Management holds 355 positions in its portfolio as reported in the September 2014 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Gilead Sciences (GILD) 3.3 $22M 204k 106.45
Celgene Corporation 2.5 $16M 173k 94.78
Facebook Inc cl a (META) 1.9 $13M 160k 79.04
Schlumberger (SLB) 1.9 $12M 120k 101.69
Palo Alto Networks (PANW) 1.7 $11M 113k 98.10
Morgan Stanley (MS) 1.7 $11M 318k 34.57
WisdomTree Investments (WT) 1.7 $11M 964k 11.38
Linkedin Corp 1.6 $11M 51k 207.79
JetBlue Airways Corporation (JBLU) 1.5 $9.9M 928k 10.62
Amazon (AMZN) 1.4 $9.2M 28k 322.43
Walt Disney Company (DIS) 1.4 $8.9M 100k 89.03
Bristol Myers Squibb (BMY) 1.4 $8.8M 172k 51.18
salesforce (CRM) 1.4 $8.8M 154k 57.53
Halliburton Company (HAL) 1.2 $8.2M 127k 64.51
Honeywell International (HON) 1.2 $8.0M 86k 93.12
Goldman Sachs (GS) 1.2 $7.6M 42k 183.56
Boeing Company (BA) 1.2 $7.7M 60k 127.39
EOG Resources (EOG) 1.2 $7.7M 78k 99.02
Abbvie (ABBV) 1.2 $7.6M 132k 57.76
Ultimate Software 1.0 $6.8M 48k 141.50
Canadian Solar (CSIQ) 1.0 $6.6M 184k 35.77
Sunedison 1.0 $6.6M 351k 18.88
2u (TWOU) 1.0 $6.5M 419k 15.59
Google Inc Class C 1.0 $6.5M 11k 577.32
Amgen (AMGN) 1.0 $6.4M 46k 140.46
Google 1.0 $6.4M 11k 588.42
McGraw-Hill Companies 0.9 $6.0M 71k 84.46
Apple (AAPL) 0.9 $6.0M 59k 100.75
Intuit (INTU) 0.9 $5.6M 64k 87.66
United Rentals (URI) 0.8 $5.5M 50k 111.09
Akamai Technologies (AKAM) 0.8 $5.5M 92k 59.80
Incyte Corporation (INCY) 0.8 $5.2M 107k 49.05
Mellanox Technologies 0.8 $5.2M 116k 44.87
Charles Schwab Corporation (SCHW) 0.8 $5.1M 173k 29.39
Wageworks 0.8 $5.1M 111k 45.53
First Solar (FSLR) 0.8 $5.0M 77k 65.80
ConocoPhillips (COP) 0.8 $4.9M 64k 76.52
Medivation 0.8 $4.9M 50k 98.88
Biogen Idec (BIIB) 0.7 $4.8M 15k 330.84
Nxp Semiconductors N V (NXPI) 0.7 $4.9M 71k 68.43
Fireeye 0.7 $4.7M 153k 30.56
NetSuite 0.7 $4.6M 51k 89.54
Actavis 0.7 $4.5M 19k 241.25
Cardiovascular Systems 0.7 $4.4M 187k 23.63
Aerie Pharmaceuticals 0.7 $4.4M 213k 20.69
Integrated Device Technology 0.7 $4.3M 271k 15.95
Sunpower (SPWR) 0.6 $4.0M 119k 33.88
Quanta Services (PWR) 0.6 $3.9M 107k 36.29
Marcus & Millichap (MMI) 0.6 $3.8M 125k 30.26
Alibaba Group Holding (BABA) 0.6 $3.8M 43k 88.86
Starbucks Corporation (SBUX) 0.6 $3.7M 49k 75.47
Moelis & Co (MC) 0.6 $3.7M 109k 34.15
Merck & Co (MRK) 0.5 $3.5M 60k 59.27
Eldorado Gold Corp 0.5 $3.5M 521k 6.74
Tyco International Ltd S hs 0.5 $3.5M 78k 44.57
Ingersoll-rand Co Ltd-cl A 0.5 $3.5M 62k 56.35
Paychex (PAYX) 0.5 $3.3M 75k 44.20
Agnico (AEM) 0.5 $3.3M 114k 29.03
Opko Health (OPK) 0.5 $3.3M 390k 8.51
Via 0.5 $3.3M 43k 76.95
Yahoo! 0.5 $3.2M 79k 40.75
Cdw (CDW) 0.5 $3.1M 100k 31.05
American Airls (AAL) 0.5 $3.2M 89k 35.48
Triplepoint Venture Gr Bdc cs (TPVG) 0.5 $3.1M 211k 14.61
USG Corporation 0.5 $3.0M 109k 27.49
Home Depot (HD) 0.5 $2.9M 32k 91.73
BioMarin Pharmaceutical (BMRN) 0.4 $2.8M 39k 72.15
Freeport-McMoRan Copper & Gold (FCX) 0.4 $2.8M 85k 32.65
Eagle Materials (EXP) 0.4 $2.8M 28k 101.83
Gsv Cap Corp 0.4 $2.7M 273k 10.01
T2 Biosystems 0.4 $2.7M 151k 18.09
Del Friscos Restaurant 0.4 $2.6M 137k 19.14
Icon (ICLR) 0.4 $2.6M 45k 57.24
Sunesis Pharmaceuticals 0.4 $2.5M 355k 7.14
At&t (T) 0.4 $2.5M 71k 35.23
SVB Financial (SIVBQ) 0.4 $2.5M 22k 112.10
Johnson & Johnson (JNJ) 0.4 $2.4M 23k 106.57
Kinross Gold Corp (KGC) 0.4 $2.4M 727k 3.30
Proofpoint 0.4 $2.4M 65k 37.14
Procter & Gamble Company (PG) 0.4 $2.3M 28k 83.76
Wells Fargo & Company (WFC) 0.3 $2.3M 44k 51.86
Mylan 0.3 $2.3M 50k 45.48
Colgate-Palmolive Company (CL) 0.3 $2.3M 35k 65.22
Goldcorp 0.3 $2.3M 100k 23.03
Delta Air Lines (DAL) 0.3 $2.2M 61k 36.15
Textura 0.3 $2.2M 84k 26.40
Verizon Communications (VZ) 0.3 $2.1M 43k 50.00
Fleetmatics 0.3 $2.1M 69k 30.51
Seadrill Partners 0.3 $2.1M 66k 31.19
Microsoft Corporation (MSFT) 0.3 $2.0M 43k 46.35
Allergan 0.3 $2.0M 12k 178.15
Matador Resources (MTDR) 0.3 $2.0M 78k 25.86
Zoetis Inc Cl A (ZTS) 0.3 $2.0M 53k 36.95
Coca-Cola Company (KO) 0.3 $1.9M 45k 42.67
National-Oilwell Var 0.3 $1.9M 25k 76.10
Live Nation Entertainment (LYV) 0.3 $1.9M 80k 24.02
Apogee Enterprises (APOG) 0.3 $1.9M 47k 39.79
Arthur J. Gallagher & Co. (AJG) 0.3 $1.8M 40k 45.35
Belden (BDC) 0.3 $1.8M 29k 64.02
AtriCure (ATRC) 0.3 $1.8M 123k 14.72
Acadia Healthcare (ACHC) 0.3 $1.8M 38k 48.51
Affymetrix 0.3 $1.8M 224k 7.98
Range Resources (RRC) 0.3 $1.7M 25k 67.79
Royal Gold (RGLD) 0.3 $1.7M 27k 64.94
Market Vectors Junior Gold Min 0.3 $1.7M 50k 33.62
Marsh & McLennan Companies (MMC) 0.2 $1.6M 31k 52.32
Alkermes (ALKS) 0.2 $1.6M 38k 42.87
Callidus Software 0.2 $1.6M 132k 12.02
Xpo Logistics Inc equity (XPO) 0.2 $1.6M 42k 37.67
Hain Celestial (HAIN) 0.2 $1.5M 14k 102.37
Snap-on Incorporated (SNA) 0.2 $1.5M 12k 121.06
Allscripts Healthcare Solutions (MDRX) 0.2 $1.4M 108k 13.41
Chevron Corporation (CVX) 0.2 $1.4M 12k 119.31
BE Aerospace 0.2 $1.4M 16k 83.93
UnitedHealth (UNH) 0.2 $1.4M 16k 86.22
Cavco Industries (CVCO) 0.2 $1.4M 20k 68.02
LogMeIn 0.2 $1.4M 29k 46.07
Covenant Transportation (CVLG) 0.2 $1.4M 74k 18.60
Examworks 0.2 $1.4M 43k 32.75
Interactive Intelligence Group 0.2 $1.3M 32k 41.80
Opower 0.2 $1.3M 72k 18.86
Teva Pharmaceutical Industries (TEVA) 0.2 $1.3M 24k 53.76
Korn/Ferry International (KFY) 0.2 $1.3M 52k 24.91
OraSure Technologies (OSUR) 0.2 $1.3M 177k 7.22
Dex (DXCM) 0.2 $1.3M 33k 39.99
PROS Holdings (PRO) 0.2 $1.3M 51k 25.19
PFSweb 0.2 $1.3M 121k 10.88
HealthStream (HSTM) 0.2 $1.3M 56k 24.00
Epam Systems (EPAM) 0.2 $1.3M 31k 43.79
Acuity Brands (AYI) 0.2 $1.2M 11k 117.71
A. Schulman 0.2 $1.2M 34k 36.16
IGI Laboratories 0.2 $1.3M 135k 9.32
Tower Semiconductor (TSEM) 0.2 $1.3M 125k 10.17
Bright Horizons Fam Sol In D (BFAM) 0.2 $1.2M 29k 42.05
DeVry 0.2 $1.1M 27k 42.83
Evercore Partners (EVR) 0.2 $1.2M 25k 46.98
Alon USA Energy 0.2 $1.1M 80k 14.36
Amerisafe (AMSF) 0.2 $1.2M 31k 39.13
Knoll 0.2 $1.2M 67k 17.31
Headwaters Incorporated 0.2 $1.1M 91k 12.54
Cherokee 0.2 $1.2M 64k 18.21
Cardtronics 0.2 $1.1M 33k 35.18
Fresh Market 0.2 $1.2M 33k 34.93
U.s. Concrete Inc Cmn 0.2 $1.2M 46k 26.13
Infoblox 0.2 $1.2M 81k 14.75
Boise Cascade (BCC) 0.2 $1.2M 38k 30.15
Barrick Gold Corp (GOLD) 0.2 $1.1M 74k 14.66
Men's Wearhouse 0.2 $1.1M 24k 47.24
Penn Virginia Corporation 0.2 $1.1M 86k 12.71
Big Lots (BIG) 0.2 $1.1M 26k 43.05
Randgold Resources 0.2 $1.1M 16k 67.61
CRA International (CRAI) 0.2 $1.1M 43k 25.42
Stewart Information Services Corporation (STC) 0.2 $1.1M 36k 29.36
Pericom Semiconductor 0.2 $1.0M 105k 9.74
Dyax 0.2 $1.0M 101k 10.12
Scripps Networks Interactive 0.2 $1.0M 13k 78.09
Calix (CALX) 0.2 $1.0M 108k 9.57
Targa Res Corp (TRGP) 0.2 $1.0M 7.4k 136.14
Inventure Foods 0.2 $1.0M 81k 12.96
U.S. Energy 0.1 $992k 311k 3.19
IntraLinks Holdings 0.1 $1.0M 124k 8.10
Manitex International (MNTX) 0.1 $994k 88k 11.29
Supernus Pharmaceuticals (SUPN) 0.1 $948k 109k 8.69
Career Education 0.1 $906k 178k 5.08
Novartis (NVS) 0.1 $883k 9.4k 94.11
Illumina (ILMN) 0.1 $933k 5.7k 164.00
ValueVision Media 0.1 $919k 179k 5.13
DSP 0.1 $890k 100k 8.87
Kforce (KFRC) 0.1 $935k 48k 19.57
Insteel Industries (IIIN) 0.1 $902k 44k 20.56
Mattson Technology 0.1 $943k 382k 2.47
Digirad Corporation 0.1 $883k 225k 3.93
Orion Energy Systems (OESX) 0.1 $928k 173k 5.35
Ceragon Networks (CRNT) 0.1 $897k 377k 2.38
Hannon Armstrong (HASI) 0.1 $904k 65k 13.82
Globe Specialty Metals 0.1 $872k 48k 18.19
Sigma Designs 0.1 $881k 204k 4.31
Manhattan Associates (MANH) 0.1 $849k 25k 33.42
First Merchants Corporation (FRME) 0.1 $831k 41k 20.22
Pacific Biosciences of California (PACB) 0.1 $860k 175k 4.91
Heska Corporation 0.1 $843k 64k 13.19
Willdan (WLDN) 0.1 $857k 59k 14.46
Autobytel 0.1 $823k 96k 8.59
Danaher Corporation (DHR) 0.1 $760k 10k 76.00
Meadowbrook Insurance 0.1 $800k 137k 5.85
AEGEAN MARINE PETROLEUM Networ Com Stk 0.1 $790k 86k 9.17
Wabtec Corporation (WAB) 0.1 $778k 9.6k 81.02
Sequenom 0.1 $754k 254k 2.97
PGT 0.1 $800k 86k 9.32
BioDelivery Sciences International 0.1 $773k 45k 17.10
IRIDEX Corporation (IRIX) 0.1 $775k 111k 7.00
Sharps Compliance 0.1 $791k 181k 4.37
Pernix Therapeutics Holdings 0.1 $753k 98k 7.68
Grubhub 0.1 $763k 22k 34.22
Johnson Controls 0.1 $700k 16k 44.00
Skyworks Solutions (SWKS) 0.1 $696k 12k 58.07
Chart Industries (GTLS) 0.1 $736k 12k 61.16
Pixelworks (PXLW) 0.1 $722k 112k 6.46
CTPartners Executive Search (CTPR) 0.1 $721k 46k 15.59
Illinois Tool Works (ITW) 0.1 $633k 7.5k 84.40
Tsakos Energy Navigation 0.1 $624k 98k 6.38
IPG Photonics Corporation (IPGP) 0.1 $626k 9.1k 68.79
Alphatec Holdings 0.1 $657k 387k 1.70
Badger Meter (BMI) 0.1 $646k 13k 50.48
Capstone Turbine Corporation 0.1 $678k 633k 1.07
Visteon Corporation (VC) 0.1 $622k 6.4k 97.29
Icad (ICAD) 0.1 $657k 67k 9.86
Qualys (QLYS) 0.1 $665k 25k 26.60
Artisan Partners (APAM) 0.1 $625k 12k 52.05
Endurance Intl Group Hldgs I 0.1 $627k 39k 16.27
General Electric Company 0.1 $594k 23k 25.61
Alexion Pharmaceuticals 0.1 $595k 3.6k 165.83
Radiant Logistics (RLGT) 0.1 $598k 163k 3.68
Puma Biotechnology (PBYI) 0.1 $557k 2.3k 238.44
Sirius Xm Holdings (SIRI) 0.1 $562k 161k 3.49
Exxon Mobil Corporation (XOM) 0.1 $502k 5.3k 94.08
Southwestern Energy Company (SWN) 0.1 $500k 14k 34.95
Hexcel Corporation (HXL) 0.1 $514k 13k 39.68
Sunopta (STKL) 0.1 $522k 43k 12.08
Watts Water Technologies (WTS) 0.1 $500k 8.6k 58.19
FuelCell Energy 0.1 $518k 248k 2.09
PowerSecure International 0.1 $523k 55k 9.59
Spectranetics Corporation 0.1 $510k 19k 26.55
Trinity Biotech 0.1 $526k 29k 18.27
Youku 0.1 $533k 30k 17.90
Kinder Morgan (KMI) 0.1 $519k 14k 38.36
D Fluidigm Corp Del (LAB) 0.1 $523k 21k 24.49
Jazz Pharmaceuticals (JAZZ) 0.1 $493k 3.1k 160.43
Packaging Corporation of America (PKG) 0.1 $479k 7.5k 63.82
American Express Company (AXP) 0.1 $467k 5.3k 87.57
LKQ Corporation (LKQ) 0.1 $435k 16k 26.57
Campbell Soup Company (CPB) 0.1 $447k 11k 42.75
McKesson Corporation (MCK) 0.1 $432k 2.2k 194.59
TASER International 0.1 $440k 29k 15.44
Cree 0.1 $481k 12k 40.97
United States Steel Corporation (X) 0.1 $442k 11k 39.16
Calgon Carbon Corporation 0.1 $459k 24k 19.37
Axt (AXTI) 0.1 $448k 184k 2.44
U.S. Auto Parts Network 0.1 $439k 156k 2.82
Codexis (CDXS) 0.1 $480k 206k 2.33
Mix Telematics Ltd - 0.1 $425k 46k 9.34
Nuverra Environmental Soluti 0.1 $428k 29k 14.74
IAC/InterActive 0.1 $399k 6.1k 65.83
Wal-Mart Stores (WMT) 0.1 $382k 5.0k 76.40
Pfizer (PFE) 0.1 $388k 13k 29.61
Vertex Pharmaceuticals Incorporated (VRTX) 0.1 $388k 3.5k 112.27
Lennar Corporation (LEN) 0.1 $378k 9.7k 38.86
Charles River Laboratories (CRL) 0.1 $369k 6.2k 59.66
Commercial Metals Company (CMC) 0.1 $377k 22k 17.09
PerkinElmer (RVTY) 0.1 $398k 9.1k 43.59
Dollar Tree (DLTR) 0.1 $396k 7.1k 56.14
Alliance Data Systems Corporation (BFH) 0.1 $404k 1.6k 248.16
Chico's FAS 0.1 $401k 27k 14.78
Euronet Worldwide (EEFT) 0.1 $406k 8.5k 47.84
Salix Pharmaceuticals 0.1 $405k 2.6k 156.13
Energy Transfer Partners 0.1 $397k 6.2k 64.01
Alnylam Pharmaceuticals (ALNY) 0.1 $365k 4.7k 78.04
Myr (MYRG) 0.1 $416k 17k 24.06
Mednax (MD) 0.1 $407k 7.4k 54.88
Insulet Corporation (PODD) 0.1 $385k 11k 36.81
ACADIA Pharmaceuticals (ACAD) 0.1 $412k 17k 24.75
Forbes Energy Services 0.1 $408k 101k 4.03
XOMA CORP Common equity shares 0.1 $376k 89k 4.20
Whitewave Foods 0.1 $378k 10k 36.30
Bioamber 0.1 $368k 37k 9.98
Biotelemetry 0.1 $413k 62k 6.71
Liberty Tax 0.1 $391k 12k 32.30
Comcast Corporation (CMCSA) 0.1 $312k 5.8k 53.77
Joy Global 0.1 $328k 6.0k 54.53
Regeneron Pharmaceuticals (REGN) 0.1 $337k 935.00 360.43
Everest Re Group (EG) 0.1 $345k 2.1k 161.97
Royal Dutch Shell 0.1 $306k 4.0k 76.12
Syngenta 0.1 $354k 5.6k 63.42
Lexmark International 0.1 $296k 7.0k 42.57
Anheuser-Busch InBev NV (BUD) 0.1 $358k 3.2k 110.87
Fastenal Company (FAST) 0.1 $337k 7.5k 44.93
Verisk Analytics (VRSK) 0.1 $319k 5.2k 60.89
Enterprise Products Partners (EPD) 0.1 $343k 8.5k 40.26
Steel Dynamics (STLD) 0.1 $327k 15k 22.63
Abb (ABBNY) 0.1 $342k 15k 22.44
BorgWarner (BWA) 0.1 $357k 6.8k 52.68
Chicago Bridge & Iron Company 0.1 $327k 5.6k 57.92
Aruba Networks 0.1 $358k 17k 21.59
Infinity Pharmaceuticals (INFIQ) 0.1 $342k 26k 13.40
Verint Systems (VRNT) 0.1 $344k 6.2k 55.62
Team Health Holdings 0.1 $356k 6.1k 58.07
Homeaway 0.1 $350k 9.9k 35.50
Rexnord 0.1 $303k 11k 28.41
Intercept Pharmaceuticals In 0.1 $306k 1.3k 236.48
Quintiles Transnatio Hldgs I 0.1 $322k 5.8k 55.76
Keurig Green Mtn 0.1 $315k 2.4k 130.17
Zendesk 0.1 $324k 15k 21.61
Tecogen (TGEN) 0.1 $339k 61k 5.60
3M Company (MMM) 0.0 $247k 1.7k 141.79
Polaris Industries (PII) 0.0 $234k 1.6k 149.81
Automatic Data Processing (ADP) 0.0 $277k 3.3k 83.08
Boston Scientific Corporation (BSX) 0.0 $269k 23k 11.79
Waddell & Reed Financial 0.0 $264k 5.1k 51.71
Crane 0.0 $236k 3.7k 63.24
Allstate Corporation (ALL) 0.0 $248k 4.0k 61.49
Williams Companies (WMB) 0.0 $238k 4.3k 55.35
Atmel Corporation 0.0 $231k 29k 8.09
Maximus (MMS) 0.0 $252k 6.3k 40.18
Minerals Technologies (MTX) 0.0 $290k 4.7k 61.78
Bruker Corporation (BRKR) 0.0 $256k 14k 18.51
Concho Resources 0.0 $293k 2.3k 125.32
Sangamo Biosciences (SGMO) 0.0 $251k 23k 10.80
SYNNEX Corporation (SNX) 0.0 $279k 4.3k 64.72
Achillion Pharmaceuticals 0.0 $274k 27k 9.98
HeartWare International 0.0 $268k 3.5k 77.59
Rockwell Medical Technologies 0.0 $268k 29k 9.14
Solazyme 0.0 $245k 33k 7.46
Golar Lng Partners Lp unit 0.0 $243k 7.0k 34.78
Zeltiq Aesthetics 0.0 $270k 12k 22.65
Duke Energy (DUK) 0.0 $230k 3.1k 74.65
Silver Spring Networks 0.0 $270k 28k 9.66
Mobileye 0.0 $284k 5.3k 53.58
Rewalk Robotics 0.0 $256k 7.5k 34.13
Radware Ltd ord (RDWR) 0.0 $200k 11k 17.63
Copart (CPRT) 0.0 $207k 6.6k 31.36
Occidental Petroleum Corporation (OXY) 0.0 $208k 2.2k 96.07
Raven Industries 0.0 $227k 9.3k 24.41
United Microelectronics (UMC) 0.0 $182k 91k 1.99
DigitalGlobe 0.0 $224k 7.9k 28.51
Endologix 0.0 $215k 20k 10.59
Derma Sciences 0.0 $207k 25k 8.35
Cornerstone Ondemand 0.0 $221k 6.4k 34.34
Twitter 0.0 $208k 4.0k 51.52
Square 1 Financial 0.0 $223k 12k 19.25
Rubicon Proj 0.0 $227k 19k 11.73
Ford Motor Company (F) 0.0 $154k 10k 14.76
Energy Recovery (ERII) 0.0 $137k 39k 3.54
RealD 0.0 $148k 16k 9.40
Bazaarvoice 0.0 $113k 15k 7.39
EXCO Resources 0.0 $93k 28k 3.36
Cumulus Media 0.0 $78k 19k 4.02
ShoreTel 0.0 $79k 12k 6.68
STR Holdings 0.0 $56k 39k 1.45
Simulations Plus (SLP) 0.0 $90k 13k 6.93
Summer Infant 0.0 $71k 20k 3.51
Aehr Test Systems (AEHR) 0.0 $61k 24k 2.51
Dynasil Corporation of America 0.0 $58k 37k 1.56
Biolase Technology 0.0 $66k 27k 2.47
inTEST Corporation (INTT) 0.0 $58k 12k 4.77
Neophotonics Corp 0.0 $68k 20k 3.33
Good Times Restaurants (GTIM) 0.0 $79k 13k 5.98
Gigoptix 0.0 $44k 36k 1.21
Neonode 0.0 $76k 36k 2.14
Halcon Resources 0.0 $54k 14k 3.99
Chembio Diagnostics 0.0 $60k 16k 3.72
Bacterin Intl Hldgs 0.0 $49k 11k 4.51
Harris & Harris 0.0 $30k 10k 2.94
SemiLEDs Corporation 0.0 $28k 61k 0.46
GreenHunter Energy 0.0 $27k 18k 1.54
Ceres 0.0 $33k 80k 0.41