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Institutional Investment Manager
GILDER GAGNON HOWE & CO LLC
GILDER GAGNON HOWE & CO LLC (CIK: 0000902464) incorporated in New York, located at 475 10th Avenue, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q4)
Portfolio Summary: 263 holdings with a total value of $5,070,514,000.
#
Name
Shares
Value ($)
%
Options
Notes
201 Vivendi ORD Shs 1,121,153 21,351,000 0.42%
202 KANSAS CITY SOUTHERN 254,092 21,560,000 0.43%
203 GRUPO SUPERVIELLE S A 1,665,641 21,887,000 0.43%
204 CATAPULT GROUP INTL LTD ISIN #AU000000CAT9 SEDOL #BTL0Y76 12,288,067 21,889,000 0.43%
205 CAVIUM INC 361,720 22,586,000 0.45%
206 FLIR SYS INC 651,609 23,582,000 0.47%
207 ALIBABA GROUP HLDG LTD 273,486 24,015,000 0.47%
208 AUTODESK INC 345,231 25,551,000 0.50%
209 BOINGO WIRELESS INC COM 2,136,658 26,046,000 0.51%
210 ELECTRONIC ARTS INC 336,624 26,513,000 0.52%
211 Foundation Medicine 1,603,518 28,382,000 0.56%
212 BMC STK HLDGS INC 1,519,662 29,633,000 0.58%
213 DEXCOM INC 524,744 31,327,000 0.62%
214 YOOX NET-A-PORTER GROUP NPV ISIN #IT0003540470 SEDOL #B4YC9W4 1,138,930 32,363,000 0.64%
215 PDF SOLUTIONS INC COM 1,530,989 34,524,000 0.68%
216 VEEVA SYS INC 851,044 34,637,000 0.68%
217 AMEDISYS INC COM 824,202 35,136,000 0.69%
218 HDFC BANK LTD 581,090 35,261,000 0.70%
219 TENCENT HLDGS LIMITED COMMON STOCK 1,518,930 37,164,000 0.73%
220 DOMINOS PIZZA ENTERPRISES LIMITED NPV ISIN #AU000000DMP0 SEDOL # 833,809 39,238,000 0.77%
221 ALPHABET INC 49,622 39,323,000 0.78%
222 PACIRA PHARMACEUTICALS INC 1,226,278 39,609,000 0.78%
223 SPIRIT AIRLS INC 691,309 39,999,000 0.79%
224 EPAM SYS INC 631,598 40,618,000 0.80%
225 NINTENDO LTD ADR UNSPONSORED 1,569,040 41,266,000 0.81%
226 Q2 Holdings Inc 1,433,413 41,354,000 0.82%
227 ZILLOW GROUP INC 1,159,344 42,281,000 0.83%
228 FIRST REP BK SAN FRANCISCO C 463,232 42,682,000 0.84%
229 TRIPADVISOR INC 976,039 45,259,000 0.89%
230 ALNYLAM PHARMACEUTICALS INC 1,230,794 46,081,000 0.91%
231 POOL CORPORATION 442,548 46,175,000 0.91%
232 MCDONALDS CORP 379,857 46,236,000 0.91%
233 ADOBE INC 470,116 48,398,000 0.95%
234 DIRTT ENVIRONMENTAL SOLUT LTD COM ISIN #CA25490H1064 SEDOL #BH13 10,492,255 49,056,000 0.97%
235 ZAYO GROUP HOLDINGS 1,507,380 49,533,000 0.98%
236 EXACT SCIENCES CORP 3,712,851 49,604,000 0.98%
237 GLAUKOS CORP 1,534,129 52,621,000 1.04%
238 INCYTE CORP 552,302 55,379,000 1.09%
239 GTT COMMUNICATIONS INC COM 1,941,730 55,825,000 1.10%
240 ALIGN TECHNOLOGY INC 597,451 57,433,000 1.13%
241 GIGAMON INC 1,278,667 58,243,000 1.15%
242 ACACIA COMMUNICATIONS INC 948,131 58,547,000 1.15%
243 OCADO GROUP PLC ORD GBP0.02 ISIN #GB00B3MBS747 SEDOL #B3MBS74 18,531,629 60,475,000 1.19%
244 LGI HOMES INC 2,142,756 61,561,000 1.21%
245 LUMENTUM HLDGS INC COM 1,703,849 65,854,000 1.30%
246 ACTIVISION BLIZZARD INC 1,825,927 65,934,000 1.30%
247 MARTIN MARIETTA MATLS INC 301,202 66,725,000 1.32%
248 ARISTA NETWORKS INC 710,670 68,772,000 1.36%
249 SHAKE SHACK INC 1,952,043 69,864,000 1.38%
250 IMPINJ INC COM 2,000,946 70,713,000 1.39%
Page 5 of 6

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-17-003800, filed 2017.02.01).

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.