ESSEX INVESTMENT MANAGEMENT CO LLC Information

125 HIGH STREET, BOSTON, Massachusetts, 02110, (617) 482-4870

Report Date: 03/31/2015

Position Statistics

Total Positions 370
New Positions 40
Increased Positions 147
Decreased Positions 171
Positions with Activity 318
Sold Out Positions 54
Total Mkt Value (in $ millions) 734

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials 3.55%
Capital Goods 3.31%
Conglomerates 0.39%
Consumer Cyclical 1.37%
Consumer/Non-Cyclical 1.67%
Energy 4.79%
Financial 8.75%
Healthcare 22.54%
Services 9.2%
Technology 28.2%
Transportation 2.87%
Utilities 0.28%

54 Sold Out Positions as of 03/31/2015

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
3-D SYS CORP DEL COM NEW -1,353 Sold Out 0
AEHR TEST SYSTEMS COM -52 Sold Out 0
AK STL HLDG CORP COM -511 Sold Out 0
ALKERMES PLC SHS -2,320 Sold Out 0
AMAZON COM INC COM -1,588 Sold Out 0
AMERISAFE INC COM -1,169 Sold Out 0
AMGEN INC COM -7,194 Sold Out 0
BAIDU INC SPON ADR REP A -967 Sold Out 0
BELDEN INC COM -2,370 Sold Out 0
BRUKER CORP COM -274 Sold Out 0
CANADIAN SOLAR INC COM -5,919 Sold Out 0
CAPSTONE TURBINE CORP COM -230 Sold Out 0
COMMERCIAL VEH GROUP INC COM -762 Sold Out 0
DEVRY ED GROUP INC COM -762 Sold Out 0
ELDORADO GOLD CORP NEW COM -4,217 Sold Out 0
ENERGY RECOVERY INC COM -227 Sold Out 0
FREEPORT-MCMORAN INC CL B -1,607 Sold Out 0
FUELCELL ENERGY INC COM -263 Sold Out 0
GREENHUNTER RES INC COM -12 Sold Out 0
HALLIBURTON CO COM -1,629 Sold Out 0