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Institutional Investment Manager
ESSEX INVESTMENT MANAGEMENT CO LLC
ESSEX INVESTMENT MANAGEMENT CO LLC (CIK: 0000201772) incorporated in Delaware, located at 125 High Street, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q2)
Portfolio Summary: 312 holdings with a total value of $662,203,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 LOGMEIN INC 25,812 1,665,000 0.25%
102 GENER8 MARITIME INC COM 121,532 1,656,000 0.25%
103 BRIGHT HORIZONS FAM SOL IN DEL COM 28,258 1,633,000 0.25%
104 KORN FERRY COM NEW 45,974 1,599,000 0.24%
105 SUPERNUS PHARMACEUTICALS INC 92,044 1,563,000 0.24%
106 CONCHO RESOURCES 13,569 1,545,000 0.23%
107 IPG PHOTONICS CORP 18,001 1,533,000 0.23%
108 CHEROKEE INC DEL NEW 53,428 1,506,000 0.23%
109 MATSON INC COM 35,734 1,502,000 0.23%
110 PROOFPOINT INC 23,534 1,498,000 0.23%
111 DEXCOM INC 18,680 1,494,000 0.23%
112 KNOLL INC 59,688 1,494,000 0.23%
113 PFSWEB INC COM STK 100,896 1,398,000 0.21%
114 Albany Molecular 68,980 1,395,000 0.21%
115 BARRACUDA NETWORKS INC 34,606 1,371,000 0.21%
116 BADGER METER INC COM 21,391 1,358,000 0.21%
117 MCKESSON CORP 6,037 1,357,000 0.20%
118 CAVCO INDS INC DEL 17,712 1,336,000 0.20%
119 ROYAL GOLD INC 21,554 1,328,000 0.20%
120 BEAZER HOMES USA INC COM NEW 66,541 1,327,000 0.20%
121 HACKETT GROUP INC 98,244 1,319,000 0.20%
122 NCI BLDG SYS INC 87,477 1,318,000 0.20%
123 Alon USA Energy, Inc. 69,698 1,317,000 0.20%
124 BIOGEN INC 3,235 1,307,000 0.20%
125 JOHNSON CTLS INTL PLC 26,385 1,307,000 0.20%
126 DIAMONDBACK ENERGY INC 17,072 1,287,000 0.19%
127 Invacare Corp 28,338 1,260,000 0.19%
128 PDC ENERGY INC 23,495 1,260,000 0.19%
129 SHOE CARNIVAL INC 43,528 1,256,000 0.19%
130 MATADOR RES CO 50,114 1,253,000 0.19%
131 BANC OF CALIFORNIA INC COM 90,634 1,246,000 0.19%
132 STEWART INFORMATION SVCS COR 31,283 1,245,000 0.19%
133 NAUTILUS INC 57,229 1,231,000 0.19%
134 CUTERA INC COM 79,193 1,226,000 0.19%
135 SOLARCITY CORP 22,800 1,221,000 0.18%
136 ILLUMINA INC 5,520 1,205,000 0.18%
137 U S CONCRETE INC 31,429 1,191,000 0.18%
138 BOISE CASCADE CO DEL COM 32,445 1,190,000 0.18%
139 EVERCORE PARTNERS INC 21,888 1,181,000 0.18%
140 ARGO GROUP INTERNATIONAL 21,038 1,172,000 0.18%
141 JAZZ PHARMACEUTICALS PLC 6,595 1,161,000 0.18%
142 HUBSPOT INCORPORATED 23,178 1,149,000 0.17%
143 VIVINT SOLAR INC 94,126 1,146,000 0.17%
144 RADIANT LOGISTICS INC 151,665 1,109,000 0.17%
145 Callidus Software Inc 69,144 1,077,000 0.16%
146 ZIX CORP 207,459 1,073,000 0.16%
147 PGT INNOVATIONS INC COM 72,060 1,046,000 0.16%
148 LSI INDS INC COM 110,964 1,036,000 0.16%
149 ADDUS HOMECARE CORP COM 36,799 1,025,000 0.15%
150 RANGE RES CORP 20,744 1,024,000 0.15%
Page 3 of 7

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001172661-15-001391, filed 2015.07.28).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.