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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 (2017Q1)
Portfolio Summary: 346 holdings with a total value of $638,152,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 AMAZON COM INC 25,627 22,719,000 3.56%
2 APPLE INC 141,648 20,349,000 3.19%
3 CELGENE CORP 112,444 13,991,000 2.19%
4 MORGAN STANLEY 295,191 12,646,000 1.98%
5 CYBERARK SOFTWARE LTD 243,785 12,401,000 1.94%
6 ALPHABET INC 13,934 11,559,000 1.81%
7 AGNICO EAGLE MINES LTD 245,122 10,403,000 1.63%
8 GOLDMAN SACHS GROUP INC 43,633 10,023,000 1.57%
9 COGNEX CORP 118,142 9,918,000 1.55%
10 PALO ALTO NETWORKS INC 86,991 9,802,000 1.54%
11 SILVER SPRING NETWORKS INC COM 708,085 7,994,000 1.25%
12 BARRICK GOLD CORP 419,773 7,971,000 1.25%
13 MICROSOFT CORP 113,889 7,501,000 1.18%
14 BIOGEN INC 24,763 6,771,000 1.06%
15 ALPHABET INC 7,976 6,762,000 1.06%
16 INTUIT 57,651 6,687,000 1.05%
17 HOME DEPOT INC 43,848 6,438,000 1.01%
18 JPMORGAN CHASE & CO 71,812 6,308,000 0.99%
19 UNITED RENTALS INC 49,136 6,144,000 0.96%
20 BOFI HLDG INCORPORATED 228,784 5,978,000 0.94%
21 DISNEY WALT CO 51,567 5,847,000 0.92%
22 KITE PHARMA INCORPORATED 71,160 5,585,000 0.88%
23 INCYTE CORP 41,339 5,526,000 0.87%
24 SVB FINANCIAL GROUP 29,292 5,451,000 0.85%
25 SCHLUMBERGER LTD 68,096 5,318,000 0.83%
26 RAYTHEON CO 34,048 5,192,000 0.81%
27 EOG RES INC 52,121 5,084,000 0.80%
28 CONOCOPHILLIPS 99,621 4,968,000 0.78%
29 DELPHI AUTOMOTIVE PLC 59,691 4,805,000 0.75%
30 ANADARKO PETE CORP 77,016 4,775,000 0.75%
31 PTC INC 88,551 4,653,000 0.73%
32 SPLUNK INC 69,231 4,312,000 0.68%
33 DEVON ENERGY CORP NEW 101,099 4,218,000 0.66%
34 PAYCHEX INC 71,069 4,186,000 0.66%
35 2U, Inc. 105,344 4,178,000 0.65%
36 VERTEX PHARMACEUTICALS INC 38,163 4,173,000 0.65%
37 APACHE CORP 78,063 4,012,000 0.63%
38 AERIE PHARMACEUTICALS INC COM 87,662 3,975,000 0.62%
39 DIREXION SHS ETF TR 425,839 3,828,000 0.60%
40 SOUTHWEST AIRLS CO 70,034 3,765,000 0.59%
41 LUMENTUM HLDGS INC COM 68,962 3,679,000 0.58%
42 CAVIUM INC 50,781 3,639,000 0.57%
43 Callidus Software Inc 169,468 3,618,000 0.57%
44 AZURE PWR GLOBAL LTD 193,656 3,614,000 0.57%
45 CORCEPT THERAPEUTICS INC 329,305 3,609,000 0.57%
46 SOUTHWESTERN ENERGY CO 419,704 3,429,000 0.54%
47 INSULET CORPORATION 72,675 3,132,000 0.49%
48 STARBUCKS CORP 53,559 3,127,000 0.49%
49 OCLARO INC 312,776 3,071,000 0.48%
50 ALIBABA GROUP HLDG LTD 28,435 3,066,000 0.48%
Page 1 of 7

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001172661-17-000951, filed 2017.04.27).

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.