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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 (2014Q4)
Portfolio Summary: 332 holdings with a total value of $686,664,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 GILEAD SCIENCES INC 197,454 18,612,000 2.71%
2 CELGENE CORP 165,411 18,503,000 2.69%
3 JETBLUE AIRWAYS CORP 1,132,469 17,961,000 2.62%
4 PALO ALTO NETWORKS 129,623 15,888,000 2.31%
5 APPLE INC 135,760 14,985,000 2.18%
6 ALIBABA GROUP HLDG LTD 136,370 14,174,000 2.06%
7 WISDOMTREE INVTS INC 892,181 13,985,000 2.04%
8 BRISTOL MYERS SQUIBB CO 213,685 12,614,000 1.84%
9 FACEBOOK INC 155,285 12,115,000 1.76%
10 MORGAN STANLEY 300,803 11,671,000 1.70%
11 INCYTE 144,546 10,568,000 1.54%
12 ABBVIE INC 149,741 9,799,000 1.43%
13 LINKEDIN CORP COM CL A 41,151 9,453,000 1.38%
14 SALESFORCE COM INC 146,923 8,714,000 1.27%
15 HONEYWELL INTL INC 86,090 8,602,000 1.25%
16 DISNEY WALT CO 88,299 8,317,000 1.21%
17 GOLDMAN SACHS GROUP INC 42,478 8,234,000 1.20%
18 2U, Inc. 409,260 8,046,000 1.17%
19 BOEING CO 60,318 7,840,000 1.14%
20 Integrated Device Technology I 379,084 7,430,000 1.08%
21 AMGEN INC 46,041 7,334,000 1.07%
22 SCHLUMBERGER LTD 83,211 7,107,000 1.04%
23 EOG RES INC 76,962 7,086,000 1.03%
24 SUNEDISON INC 356,110 6,948,000 1.01%
25 WAGEWORKS INC COM 107,281 6,927,000 1.01%
26 Ultimate Software Group Inc 46,186 6,781,000 0.99%
27 S&P GLOBAL INC 71,068 6,324,000 0.92%
28 AERIE PHARMACEUTICALS INC 210,396 6,141,000 0.89%
29 MELLANOX TECHNOLOGIES LTD 138,539 5,920,000 0.86%
30 INTUIT 63,856 5,887,000 0.86%
31 CYBERARK SOFTWARE LTD SHS 146,921 5,825,000 0.85%
32 GOOGLE INC 10,995 5,788,000 0.84%
33 AKAMAI TECH 90,880 5,722,000 0.83%
34 NETSUITE INC 51,092 5,578,000 0.81%
35 ISHARES NASDAQ BIOTECHNOLOGY ETF 10,345 5,490,000 0.80%
36 NXP SEMICONDUCTORS N V 71,030 5,427,000 0.79%
37 CARDIOVASCULAR SYS INC DEL COM 178,824 5,379,000 0.78%
38 DEL FRISCOS RESTAURANT GROUP COM 224,029 5,318,000 0.77%
39 ELDORADO GOLD CORP NEW 873,055 5,308,000 0.77%
40 BIOGEN INC 15,274 5,185,000 0.76%
41 SCHWAB CHARLES CORP 170,142 5,137,000 0.75%
42 UNITED RENTALS 49,982 5,099,000 0.74%
43 ALLERGAN PLC 19,449 5,006,000 0.73%
44 MEDIVATION INC 46,283 4,610,000 0.67%
45 CANADIAN SOLAR INC 181,232 4,384,000 0.64%
46 CONOCOPHILLIPS 63,346 4,375,000 0.64%
47 ACUITY BRANDS INC 29,636 4,151,000 0.60%
48 YAHOO INC 78,666 3,973,000 0.58%
49 Marcus & Millichap Inc Com 117,715 3,914,000 0.57%
50 OPKO HEALTH INC 390,293 3,899,000 0.57%
Page 1 of 7

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001172661-15-000179, filed 2015.01.27).

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.