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 (2016Q1)
Original 13F HR (0001172661-16-003191) filed in 2016.05.09
#
Name
Shares
Value ($)
%
Options
Notes
251 SILVER SPRING NETWORKS INC COM 820,593 12,104 2.07%
252 SIRIUS XM HOLDINGS INC 53,200 210 0.04%
253 SKYWORKS SOLUTIONS INC 9,039 704 0.12%
254 SNAP ON INC 12,522 1,966 0.34%
255 SOLAREDGE TECHNOLOGIES INC 423,736 10,653 1.83%
256 SOUTHWEST AIRLS CO 101,014 4,525 0.78%
257 SPIRIT AIRLS INC 26,401 1,267 0.22%
258 SPLUNK INC 173,033 8,467 1.45%
259 STARBUCKS CORP 111,711 6,669 1.14%
260 STERLING CONSTRUCTION CO INC 72,613 374 0.06%
261 STEWART INFORMATION SVCS COR 29,793 1,081 0.19%
262 STRATTEC SEC CORP 9,895 568 0.10%
263 STRAYER EDUCATION INC 19,725 962 0.16%
264 SUNOPTA INC 171,227 764 0.13%
265 SUNPOWER CORP 38,693 864 0.15%
266 SUNTRUST BKS INC 28,998 1,046 0.18%
267 SUPERNUS PHARMACEUTICALS INC 106,405 1,623 0.28%
268 SVB FINANCIAL GROUP 5,520 563 0.10%
269 Syntel Inc Com 7,761 388 0.07%
270 T2 BIOSYSTEMS INCORPORATED 340,420 3,357 0.58%
271 TAHOE RES INC 352,009 3,531 0.61%
272 TANDEM DIABETES CARE INC COM 59,443 518 0.09%
273 TARGA RES CORP 6,872 205 0.04%
274 TASER INTL INC 50,000 982 0.17%
275 TELENAV INC COM 107,170 632 0.11%
276 TELIGENT INC NEW 60,890 298 0.05%
277 TENNECO INC 19,381 998 0.17%
278 TESARO INCORPORATED 12,506 551 0.09%
279 TEVA PHARMACEUTICAL INDS LTD 19,336 1,035 0.18%
280 THERMO FISHER SCIENTIFIC INC 5,745 813 0.14%
281 TOLL BROTHERS INC 93,344 2,755 0.47%
282 TOWER SEMICONDUCTOR LTD 50,000 606 0.10%
283 TRIMBLE INC 27,642 686 0.12%
284 TRINITY BIOTECH PLC 43,381 506 0.09%
285 TRIPLEPOINT VENTURE GROWTH B COM 39,439 414 0.07%
286 TSAKOS ENERGY NAVIGATION LTD 70,016 433 0.07%
287 TubeMogul, Inc. 55,933 724 0.12%
288 U S CONCRETE INC 14,802 882 0.15%
289 ULTRAGENYX PHARMACEUTICAL INC COM 7,512 476 0.08%
290 UNITED RENTALS INC 90,480 5,627 0.96%
291 UNITED STATES STL CORP NEW 12,935 208 0.04%
292 UNITEDHEALTH GROUP INC 16,023 2,065 0.35%
293 UNIVERSAL LOGISTICS HLDGS IN 50,913 839 0.14%
294 USA Technologies Inc 150,796 657 0.11%
295 VCA INCORPORATED 6,725 388 0.07%
296 VERISK ANALYTICS INC 6,340 507 0.09%
297 VERIZON COMMUNICATIONS INC 40,205 2,174 0.37%
298 VIACOM INC NEW 42,626 1,760 0.30%
299 VISTEON CORP COM NEW 7,730 615 0.11%
300 VULCAN MATLS CO 23,022 2,430 0.42%
Page 6 of 7