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 (2017Q1)
Portfolio Summary: 346 holdings with a total value of $638,152,000.
#
Name
Shares
Value ($)
%
Options
Notes
301 JUNIPER NETWORKS 11,058 308,000 0.05%
302 FORTIVE CORP 5,000 301,000 0.05%
303 BIOVERATIV INC 5,185 282,000 0.04%
304 AMERICAN EAGLE OUTFITTERS NE 19,327 271,000 0.04%
305 TIME INC NEW 13,569 263,000 0.04%
306 VTV THERAPEUTICS INC 39,779 261,000 0.04%
307 INGERSOLL-RAND PLC 3,168 258,000 0.04%
308 NEW AGE BEVERAGES CORP COM ADDED 61,833 255,000 0.04%
309 MAG SILVER CORP 18,775 247,000 0.04%
310 Pandora Media Inc 20,263 239,000 0.04%
311 LANTRONIX INC 59,542 231,000 0.04%
312 AUTOMATIC DATA PROCESSING IN 2,252 231,000 0.04%
313 FORTERRA INC 11,679 228,000 0.04%
314 ADAPTIMMUNE THERAPEUTICS PLC 40,772 225,000 0.04%
315 CRITEO S A 4,425 221,000 0.03%
316 VIACOM INC NEW 4,690 219,000 0.03%
317 DUKE ENERGY CORP NEW 2,612 214,000 0.03%
318 ENTERPRISE PRODS PARTNERS L 7,682 212,000 0.03%
319 WASTE MGMT INC DEL 2,879 210,000 0.03%
320 QORVO INC 3,021 207,000 0.03%
321 ALEXANDER & BALDWIN INC NEW COM 4,500 200,000 0.03%
322 VERMILLION INC 88,113 184,000 0.03%
323 ELDORADO GOLD CORP NEW 51,842 177,000 0.03%
324 INTEST CORP 26,364 169,000 0.03%
325 GLOBALSCAPE INC 41,733 164,000 0.03%
326 LIGHTPATH TECHNOLOGIES INC 56,726 155,000 0.02%
327 PEAK RESORTS INC COM 24,290 137,000 0.02%
328 MATERIALISE NV 14,873 135,000 0.02%
329 AWARE INC MASS 27,723 130,000 0.02%
330 DLH HLDGS CORP 24,086 130,000 0.02%
331 MAGNACHIP SEMICONDUCTOR CORP 13,448 128,000 0.02%
332 MOBILEIRON INC COM NEW 27,664 120,000 0.02%
333 JMP GROUP LLC COM 19,537 119,000 0.02%
334 DYNASIL CORP AMER 80,662 102,000 0.02%
335 CASTLIGHT HEALTH INC COM CL B 25,653 94,000 0.01%
336 LRAD CORP 62,314 94,000 0.01%
337 Marchex Inc 30,851 84,000 0.01%
338 WIDEPOINT CORP 184,545 83,000 0.01%
339 CUMBERLAND PHARMACEUTICALS I COM 10,945 76,000 0.01%
340 ICAD INC 15,154 73,000 0.01%
341 CombiMatrix Corp 13,314 73,000 0.01%
342 DATA I O CORP 13,506 67,000 0.01%
343 ASANKO GOLD INC 20,000 52,000 0.01%
344 B2GOLD CORP 10,000 28,000 0.00%
345 NEONODE INC 15,934 25,000 0.00%
346 COBALT INTL ENERGY INC 33,851 18,000 0.00%
Page 7 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.