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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 (2015Q4)
Portfolio Summary: 249 holdings with a total value of $6,219,214,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 0 75,528,332 562,801,000 9.05%
2 AMAZON COM INC 672,248 454,366,000 7.31%
3 NETFLIX INC 3,887,499 444,652,000 7.15%
4 FACEBOOK INC 2,590,234 271,094,000 4.36%
5 PACIRA BIOSCIENCES INC 2,215,589 170,135,000 2.74%
6 TESLA INC 683,140 163,960,000 2.64%
7 ALNYLAM PHARMACEUTICALS INC 1,477,367 139,079,000 2.24%
8 NXSTAGE MED INC COM 6,012,047 131,724,000 2.12%
9 TRIPADVISOR INC 1,538,495 131,157,000 2.11%
10 UNDER ARMOUR INC 1,617,602 130,395,000 2.10%
11 HUBSPOT INCORPORATED 2,256,792 127,080,000 2.04%
12 LINKEDIN CORP COM CL A 554,826 124,880,000 2.01%
13 2U, Inc. 4,432,767 124,029,000 1.99%
14 PAYCOM SOFTWARE INC 3,294,755 123,982,000 1.99%
15 EPAM SYS INC 1,434,973 112,818,000 1.81%
16 ACADIA HEALTHCARE COMPANY IN 1,730,962 108,116,000 1.74%
17 INCYTE 962,778 104,413,000 1.68%
18 SPIRIT AIRLS INC 2,007,886 80,014,000 1.29%
19 ALPHABET INC 104,098 78,998,000 1.27%
20 DEXCOM 887,722 72,704,000 1.17%
21 PROOFPOINT INC 1,067,176 69,377,000 1.12%
22 MASONITE INTL CORP NEW COM 1,106,048 67,723,000 1.09%
23 HDFC BANK LTD 1,052,493 64,834,000 1.04%
24 BAIDU INC 340,088 64,290,000 1.03%
25 BUFFALO WILD WINGS INC 378,129 60,368,000 0.97%
26 CRAY INCORPORATED COM NEW 1,822,135 59,128,000 0.95%
27 STARBUCKS CORP 930,060 55,832,000 0.90%
28 ULTA BEAUTY INC 299,199 55,352,000 0.89%
29 THERAPEUTICSMD INC 5,099,855 52,885,000 0.85%
30 NIKE INC 813,239 50,827,000 0.82%
31 BIOMARIN 480,396 50,326,000 0.81%
32 SHAKE SHACK INC CL A 1,240,999 49,144,000 0.79%
33 ELECTRONIC ARTS INC 700,229 48,120,000 0.77%
34 SOLARCITY CORP 846,829 43,205,000 0.69%
35 PACIFIC BIOSCIENCES CALIF IN 3,282,966 43,105,000 0.69%
36 FOUNDATION MEDICINE INC COM 2,041,886 43,002,000 0.69%
37 DEMANDWARE INC 772,966 41,717,000 0.67%
38 GTT COMMUNICATIONS INC COM 2,433,450 41,515,000 0.67%
39 MARTIN MARIETTA MATLS INC 297,427 40,623,000 0.65%
40 FLEXION THERAPEUTICS INC COM 2,067,001 39,831,000 0.64%
41 POOL CORPORATION 482,353 38,964,000 0.63%
42 FIESTA RESTAURANT GROUP INC COM 1,147,867 38,568,000 0.62%
43 GLOBANT S A 997,888 37,431,000 0.60%
44 SHOPIFY INC 1,409,118 36,355,000 0.58%
45 FIRST REP BK SAN FRANCISCO C 549,880 36,325,000 0.58%
46 ALPHABET INC 46,395 36,096,000 0.58%
47 ILLUMINA INC 180,336 34,615,000 0.56%
48 RINGCENTRAL INC 1,456,208 34,337,000 0.55%
49 LGI HOMES INC 1,344,823 32,720,000 0.53%
50 EXACT SCIENCES CORP 3,386,276 31,255,000 0.50%
Page 1 of 5

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-16-050305, filed 2016.02.04).

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.