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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)
Original 13F HR (0001140361-17-003800) filed in 2017.02.01
#
Name
Shares
Value ($)
%
Options
Notes
1 2U, Inc. 3,553,012 107,123 2.11%
2 ABIOMED INC 15,623 1,760 0.03%
3 ACACIA COMMUNICATIONS INC 948,131 58,547 1.15%
4 ACADIA COMPANY COM 7,531 249 0.00%
5 ACADIA PHARMACEUTICALS INC COM 971 28 0.00%
6 ACCENTURE PLC IRELAND 7,020 822 0.02%
7 ACTIVISION BLIZZARD INC 1,825,927 65,934 1.30%
8 ADESTO TECHNOLOGIES CORP 1,294,855 2,395 0.05%
9 ADIDAS AG NPV (REGD) ISIN #DE000A1EWWW0 SEDOL #4031976 118,802 18,771 0.37%
10 ADOBE INC 470,116 48,398 0.95%
11 ADVANCE AUTO PARTS INC 472 80 0.00%
12 ADVANCED DRAIN SYS INC DEL 4,997 103 0.00%
13 ADVERUM BIOTECHNOLOGIES INC 50,876 148 0.00%
14 ALIBABA GROUP HLDG LTD 273,486 24,015 0.47%
15 ALIGN TECHNOLOGY INC 597,451 57,433 1.13%
16 ALLEGIANT TRAVEL CO 121,424 20,205 0.40%
17 ALLERGAN PLC 1,658 348 0.01%
18 ALMOST FAMILY INC COM 125,520 5,535 0.11%
19 ALNYLAM PHARMACEUTICALS INC 1,230,794 46,081 0.91%
20 ALPHABET INC 104,995 81,037 1.60%
21 ALPHABET INC 49,622 39,323 0.78%
22 AMAZON COM INC 584,836 438,551 8.65%
23 AMEDISYS INC COM 824,202 35,136 0.69%
24 AMERICAN INTL GROUP INC 3,303 216 0.00%
25 AMERICAN TOWER CORP NEW 90,359 9,549 0.19%
26 APACHE CORP 1,722,204 109,308 2.16%
27 APPLE INC 30,933 3,583 0.07%
28 APPLIED OPTOELECTRONICS INC COM 419,184 9,826 0.19%
29 ARCH COAL INC CL A 3,673 287 0.01%
30 ARISTA NETWORKS INC 710,670 68,772 1.36%
31 ASHTEAD GROUP ORD GBP0.10 ISIN #GB0000536739 SEDOL #0053673 8,218 160 0.00%
32 AT HOME GROUP ORD 103,652 1,516 0.03%
33 ATHENA HEALTH INC. 11,933 1,255 0.02%
34 ATKORE INTL GROUP INC COM 176,219 4,213 0.08%
35 ATLASSIAN CORP PLC 501,941 12,087 0.24%
36 AUTO TRADER GROUP PLC 1,952,363 9,867 0.19%
37 AUTODESK INC 345,231 25,551 0.50%
38 AXIS BANK GDR EACH REPR 1 INR10 REG S ISIN #US05462W1099 SEDOL # 23,366 766 0.02%
39 AXOGEN INC 442,338 3,981 0.08%
40 Abraxas Petroleum Corp 463,713 1,192 0.02%
41 Amber Road Inc 74,549 677 0.01%
42 BAIDU INC 52,671 8,660 0.17%
43 BANK OF THE OZARKS INC 45,271 2,381 0.05%
44 BARNES & NOBLE INC 2,819 31 0.00%
45 BELLATRIX EXPLORATION LTD 738,620 697 0.01%
46 BERKLEY W R CORP 67,276 4,475 0.09%
47 BERKSHIRE HATHAWAY INC DEL 200 33 0.00%
48 BIOMARIN PHARMACEUTICAL INC 243,836 20,199 0.40%
49 BLACKLINE INC COM 6,211 172 0.00%
50 BMC STK HLDGS INC 1,519,662 29,633 0.58%
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