DRIEHAUS CAPITAL MANAGEMENT LLC Q1 2016 Filing

Filed May 13, 2016

Portfolio Value

$3.1T

Holdings

522

Report Date

Q1 2016

Filing Type

13F-HR

All Holdings (522 positions)

#StockSharesValue% PortfolioType
201
ATRCATRICURE INC
178,594$3.0B0.10%
202
BECNUSDBEACON ROOFING SUPPLY INC
73,052$3.0B0.10%
203
EPAMEPAM SYSTEMS INC
40,104$3.0B0.10%
204
MNROMONRO MUFFLER BRAKE INC
41,838$3.0B0.10%
205
VRAVERA BRADLEY INC
146,814$3.0B0.10%
206
WTWEURWEIGHT WATCHERS INTL INC
204,306$3.0B0.10%
207
MCBC HOLDINGS INC
210,280$3.0B0.10%
208
AVBAVALONBAY COMMUNITIES INC
15,520$3.0B0.10%
209
SWBISMITH & WESSON HOLDING CORP
110,490$2.9B0.10%
210
DVAXDYNAVAX TECHNOLOGIES CORP
151,921$2.9B0.09%
211
BFAMBRIGHT HORIZONS FAMILY SOLUT
45,039$2.9B0.09%
212
PGTIUSDPGT INC
293,244$2.9B0.09%
213
FQIDIGITAL REALTY TRUST INC
32,509$2.9B0.09%
214
ROPROPER INDUSTRIES INC
18,107$2.9B0.09%Put
215
ZELTIQ AESTHETICS INC
105,020$2.9B0.09%
216
JPXAEROVIRONMENT INC
100,353$2.8B0.09%
217
CDPCORPORATE OFFICE PROPERTIES
108,250$2.8B0.09%
218
CTSHCOGNIZANT TECH SOLUTIONS-A
50,022$2.8B0.09%Put
219
VASCULAR SOLUTIONS INC
87,255$2.8B0.09%
220
SERVUSDSERVICEMASTER GLOBAL HOLDING
83,673$2.8B0.09%Put
221
EQREQUITY RESIDENTIAL
37,600$2.8B0.09%
222
BNC BANCORP
133,085$2.8B0.09%
223
CERNCHFCERNER CORP
52,893$2.8B0.09%
224
ZIX CORP
712,266$2.8B0.09%
225
PAMPAMPA ENERGIA SA-SPON ADR
129,805$2.8B0.09%
226
CAMPEURCALAMP CORP
155,018$2.8B0.09%
227
AGXARGAN INC
78,986$2.8B0.09%
228
NSANATIONAL STORAGE AFFILIATES
130,598$2.8B0.09%
229
EMC CORP/MA
103,000$2.7B0.09%
230
NSTGEURNANOSTRING TECHNOLOGIES INC
180,312$2.7B0.09%
231
HOFTHOOKER FURNITURE CORP
82,653$2.7B0.09%
232
ODFLOLD DOMINION FREIGHT LINE
38,612$2.7B0.09%
233
MRTXEURMIRATI THERAPEUTICS INC
125,178$2.7B0.09%
234
NVROEURNEVRO CORP
47,411$2.7B0.09%
235
ETRAE*TRADE FINANCIAL CORP
108,422$2.7B0.09%
236
GENERAL GROWTH PROPERTIES
89,070$2.6B0.09%
237
BERYEURBERRY PLASTICS GROUP INC
73,166$2.6B0.09%
238
EQT GP HOLDINGS LP
97,856$2.6B0.09%
239
ULTAULTA SALON COSMETICS & FRAGR
13,609$2.6B0.09%
240
AVGOBROADCOM LTD
16,960$2.6B0.08%
241
CMGCHIPOTLE MEXICAN GRILL INC
5,516$2.6B0.08%
242
VENVENTAS INC
41,040$2.6B0.08%
243
EXREXTRA SPACE STORAGE INC
27,400$2.6B0.08%
244
UNIQUE FABRICATING INC
207,313$2.6B0.08%
245
ITCIEURINTRA-CELLULAR THERAPIES INC
91,796$2.6B0.08%
246
PLAYDAVE & BUSTER'S ENTERTAINMEN
65,747$2.5B0.08%
247
ACETO CORP
107,036$2.5B0.08%
248
VCRAUSDVOCERA COMMUNICATIONS INC
197,518$2.5B0.08%
249
GGGGRACO INC
29,944$2.5B0.08%
250
JBSSJOHN B. SANFILIPPO & SON INC
36,234$2.5B0.08%
251
TYLTYLER TECHNOLOGIES INC
19,366$2.5B0.08%
252
LYDALL INC
75,615$2.5B0.08%
253
CHEFCHEFS' WAREHOUSE INC/THE
120,845$2.5B0.08%
254
LGNDLIGAND PHARMACEUTICALS
22,859$2.4B0.08%
255
FDCFIRST DATA CORP- CLASS A
189,153$2.4B0.08%
256
EGHT8X8 INC
242,828$2.4B0.08%
257
GCOGENESCO INC
33,700$2.4B0.08%
258
AVINGER INC
253,942$2.4B0.08%
259
SOVRAN SELF STORAGE INC
20,617$2.4B0.08%
260
CVLGCOVENANT TRANSPORT GRP-CL A
99,845$2.4B0.08%
261
ACHCACADIA HEALTHCARE CO INC
42,434$2.3B0.08%
262
TASER INTERNATIONAL INC
118,548$2.3B0.08%
263
GBTUSDGLOBAL BLOOD THERAPEUTICS IN
145,794$2.3B0.07%
264
MGNXMACROGENICS INC
121,029$2.3B0.07%
265
INGNINOGEN INC
50,000$2.2B0.07%
266
ESSESSEX PROPERTY TRUST INC
9,600$2.2B0.07%
267
Del Taco Restaurants Inc
215,424$2.2B0.07%
268
SPWHSPORTSMAN'S WAREHOUSE HOLDIN
175,028$2.2B0.07%
269
FINANCIAL ENGINES INC
69,259$2.2B0.07%
270
EPREPR PROPERTIES
32,647$2.2B0.07%
271
KONA GRILL INC
167,507$2.2B0.07%
272
EDUCATION REALTY TRUST INC
52,121$2.2B0.07%
273
NWLNEWELL BRANDS INC
47,837$2.1B0.07%
274
QNSTQUINSTREET INC
613,162$2.1B0.07%
275
TREXTREX COMPANY INC
43,603$2.1B0.07%
276
CANTEL MEDICAL CORP
29,290$2.1B0.07%
277
SEQUENTIAL BRANDS GROUP INC
326,335$2.1B0.07%
278
NORD ANGLIA EDUCATION INC
98,410$2.1B0.07%
279
RVNCEURREVANCE THERAPEUTICS INC
117,168$2.0B0.07%
280
DC4DEXCOM INC
29,708$2.0B0.07%
281
MDLZMONDELEZ INTERNATIONAL INC-A
50,077$2.0B0.07%
282
XPOXPO LOGISTICS INC
65,398$2.0B0.07%
283
MATMATTEL INC
59,528$2.0B0.06%
284
K2M GROUP HOLDINGS INC
133,432$2.0B0.06%
285
SESPECTRA ENERGY CORP
63,958$2.0B0.06%
286
LNGCHENIERE ENERGY INC
57,808$2.0B0.06%
287
ORBCOMM INC
192,492$1.9B0.06%
288
SIXEURSIX FLAGS ENTERTAINMENT CORP
34,944$1.9B0.06%
289
HQYHEALTHEQUITY INC
78,582$1.9B0.06%
290
HEIHEICO CORP
32,113$1.9B0.06%
291
CBRECBRE GROUP INC - A
66,869$1.9B0.06%
292
LIONS GATE ENTERTAINMENT COR
87,000$1.9B0.06%
293
SURGICAL CARE AFFILIATES INC
40,706$1.9B0.06%
294
HIMXHIMAX TECHNOLOGIES INC-ADR
167,506$1.9B0.06%
295
CWSTCASELLA WASTE SYSTEMS INC-A
279,629$1.9B0.06%
296
SPYSPDR S&P 500 ETF TRUST
592,033$1.9B0.06%Put
297
DREW INDUSTRIES INC
28,199$1.8B0.06%
298
JBTJOHN BEAN TECHNOLOGIES CORP
32,076$1.8B0.06%
299
KLR ENERGY ACQ CORP - A
180,000$1.8B0.06%
300
TRGPTARGA RESOURCES CORP
59,799$1.8B0.06%
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