Dark
Light
System
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
1 PALO ALTO NETWORKS 97,586 17,048,000 2.57%
2 APPLE INC 123,592 15,502,000 2.34%
3 BRISTOL MYERS SQUIBB CO 230,209 15,318,000 2.31%
4 DISNEY WALT CO 129,555 14,787,000 2.23%
5 GILEAD SCIENCES INC 125,922 14,743,000 2.23%
6 CELGENE CORP 118,929 13,764,000 2.08%
7 SUNEDISON INC 448,274 13,408,000 2.02%
8 FACEBOOK INC 143,828 12,335,000 1.86%
9 JETBLUE AIRWAYS CORP 588,179 12,211,000 1.84%
10 MOBILEYE N V AMSTELVEEN 224,332 11,928,000 1.80%
11 MORGAN STANLEY 295,864 11,477,000 1.73%
12 ABBVIE INC 157,726 10,598,000 1.60%
13 ALIBABA GROUP HLDG LTD 121,070 9,960,000 1.50%
14 ALLERGAN PLC 32,228 9,780,000 1.48%
15 CYBERARK SOFTWARE LTD SHS 146,217 9,185,000 1.39%
16 GOLDMAN SACHS GROUP INC 41,938 8,756,000 1.32%
17 LINKEDIN CORP COM CL A 40,804 8,431,000 1.27%
18 BOEING CO 59,732 8,286,000 1.25%
19 CONOCOPHILLIPS 133,858 8,220,000 1.24%
20 INCYTE 76,187 7,939,000 1.20%
21 SCHWAB CHARLES CORP 239,877 7,832,000 1.18%
22 AMAZON COM INC 16,771 7,280,000 1.10%
23 S&P GLOBAL INC 70,774 7,109,000 1.07%
24 EOG RES INC 79,874 6,993,000 1.06%
25 MELLANOX TECHNOLOGIES LTD 133,000 6,462,000 0.98%
26 FIRST SOLAR INC 133,772 6,285,000 0.95%
27 INTUIT 62,333 6,281,000 0.95%
28 Integrated Device Technology I 278,662 6,047,000 0.91%
29 FIREEYE INC 122,877 6,010,000 0.91%
30 ACUITY BRANDS INC 32,568 5,862,000 0.89%
31 GOOGLE INC 11,117 5,787,000 0.87%
32 ISHARES NASDAQ BIOTECHNOLOGY ETF 10,224 5,521,000 0.83%
33 MICROSOFT CORP 121,864 5,380,000 0.81%
34 SCHLUMBERGER LTD 58,996 5,085,000 0.77%
35 SALESFORCE COM INC 72,163 5,025,000 0.76%
36 STARBUCKS CORP 89,818 4,816,000 0.73%
37 TABLEAU SOFTWARE INC CL A 41,035 4,731,000 0.71%
38 Marcus & Millichap Inc Com 99,773 4,604,000 0.70%
39 GRUBHUB INC 134,762 4,591,000 0.69%
40 CARDIOVASCULAR SYS INC DEL COM 163,479 4,324,000 0.65%
41 OPKO HEALTH INC 258,145 4,151,000 0.63%
42 MASTERCARD INCORPORATED 44,300 4,141,000 0.63%
43 BIOMARIN 29,975 4,100,000 0.62%
44 VISA INC 59,200 3,975,000 0.60%
45 FLEETMATICS GROUP PLC 84,075 3,937,000 0.59%
46 CHEVRON CORP NEW 37,638 3,631,000 0.55%
47 TESLA INC 13,375 3,588,000 0.54%
48 PAYCHEX INC 75,662 3,547,000 0.54%
49 TWITTER INC 97,927 3,547,000 0.54%
50 QUANTA SVCS INC 122,460 3,529,000 0.53%
Page 1 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.