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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 (2015Q3)
Original 13F HR (0001140361-15-040120) filed in 2015.11.09
#
Name
Shares
Value ($)
%
Options
Notes
1 0 572,757 21,593 0.34%
2 0 1,370,903 5,299 0.08%
3 0 515,513 25,112 0.40%
4 0 2,445,433 3,737 0.06%
5 0 20,982,439 101,525 1.61%
6 0 115,129 5,307 0.08%
7 0 16,830 104 0.00%
8 0 348,497 7,789 0.12%
9 0 528,406 3,279 0.05%
10 0 7,335,830 9,401 0.15%
11 0 20,200 824 0.01%
12 0 35,094 34 0.00%
13 0 232,545 1,515 0.02%
14 0 3,433,471 14,614 0.23%
15 0 257,645 2,860 0.05%
16 0 7,719 279 0.00%
17 0 3,319,433 47,556 0.75%
18 0 10,185 45 0.00%
19 0 565 18 0.00%
20 0 2,517,715 75,634 1.20%
21 0 3,657,127 35,062 0.56%
22 0 13,468,926 62,441 0.99%
23 0 10,269,942 43,620 0.69%
24 0 556,463 552 0.01%
25 0 10,985 459 0.01%
26 0 17,060 528 0.01%
27 0 36,800 51 0.00%
28 0 315,020 5,256 0.08%
29 0 1,485,075 7,615 0.12%
30 0 756,233 41,713 0.66%
31 2U, Inc. 3,527,769 126,647 2.01%
32 AAC HLDGS INC 907,526 20,192 0.32%
33 ABIOMED INC 7,206 668 0.01%
34 ACADIA COMPANY COM 1,725,049 114,319 1.81%
35 ACADIA PHARMACEUTICALS INC COM 307,831 10,180 0.16%
36 ADEPTUS HEALTH INC 714,509 57,704 0.91%
37 ADURO BIOTECH INC 32,190 624 0.01%
38 AGIOS PHARMACEUTICALS INC 411,653 29,059 0.46%
39 AKAMAI TECHNOLOGIES INC 725,296 50,089 0.79%
40 AKEBIA THERAPEUTICS INC 33,733 326 0.01%
41 ALIGN TECHNOLOGY INC 8,859 503 0.01%
42 ALLEGIANT TRAVEL CO 145,500 31,464 0.50%
43 ALNYLAM PHARMACEUTICALS INC 1,493,847 120,046 1.90%
44 AMAZON COM INC 680,960 348,577 5.53%
45 AMERICAN AIRLS GROUP INC 431 17 0.00%
46 AMERICAN INTL GROUP INC 97,631 5,547 0.09%
47 AMERICAN TOWER CORP NEW 98,227 8,642 0.14%
48 AMICUS THERAPEUTICS INC COM 381,695 5,340 0.08%
49 APPLE INC 36,906 4,071 0.06%
50 APPLIED OPTOELECTRONICS INC COM 856,285 16,081 0.25%
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