Dark
Light
System
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 iRhythm Technologies, Inc. 97,605 2,928 0.06%
2 ZOETIS INC 7,451 399 0.01%
3 ZILLOW GROUP INC 549,663 20,035 0.40%
4 ZILLOW GROUP INC 1,159,344 42,281 0.83%
5 ZENDESK INC 178,403 3,782 0.07%
6 ZELTIQ AESTHETICS INC 44,725 1,946 0.04%
7 ZAYO GROUP HOLDINGS 1,507,380 49,533 0.98%
8 ZALANDO SE NPV 6,893 263 0.01%
9 YOOX NET-A-PORTER GROUP NPV ISIN #IT0003540470 SEDOL #B4YC9W4 1,138,930 32,363 0.64%
10 XTREME DRILLING & COIL SVCS CO 1,690,284 3,529 0.07%
11 XERO LIMITED NPV ISIN #NZXROE0001S2 SEDOL #B1Y43C7 470,316 5,739 0.11%
12 WR GRACE & CO 240,679 16,280 0.32%
13 WORKDAY INC 86,244 5,700 0.11%
14 WELLS FARGO & CO NEW 28,602 1,576 0.03%
15 WEATHERFORD INTL PLC 110,498 551 0.01%
16 Vivendi ORD Shs 1,121,153 21,351 0.42%
17 VEEVA SYS INC 851,044 34,637 0.68%
18 VCA INCORPORATED 42,642 2,927 0.06%
19 VANECK ETF TRUST 535,437 11,201 0.22%
20 VALIDUS HOLDINGS LTD 108,332 5,959 0.12%
21 UNIVERSAL DISPLAY CORP 3,299 186 0.00%
22 UNDER ARMOUR INC 537,502 13,529 0.27%
23 UNDER ARMOUR INC 535,494 15,556 0.31%
24 ULTA BEAUTY INC 294,924 75,188 1.48%
25 Teladoc, Inc. 1,126 19 0.00%
26 TWITTER INC 6,673 109 0.00%
27 TSO3 INC COM ISIN #CA8730151013 SEDOL #2798518 5,505,503 11,618 0.23%
28 TRIPADVISOR INC 976,039 45,259 0.89%
29 TRANSDIGM GROUP INC 42,037 10,466 0.21%
30 TRACTOR SUPPLY CO 29,541 2,240 0.04%
31 TIME INC NEW 2,055 37 0.00%
32 THERAPEUTICSMD INC 3,411,162 19,682 0.39%
33 THE TRADE DESK INC 14,961 414 0.01%
34 TESLA INC 708,316 151,360 2.99%
35 TENCENT HLDGS LIMITED COMMON STOCK 1,518,930 37,164 0.73%
36 TALEND S A 43,113 957 0.02%
37 T MOBILE US INC 4,959 285 0.01%
38 SVB FINANCIAL GROUP 17,362 2,980 0.06%
39 SUNRUN INC 67,376 358 0.01%
40 SUMMIT MATLS INC CL A 300,015 7,137 0.14%
41 STRAIGHT PATH COMMUNICATNS INCORPORATED CLASS B 614,662 20,843 0.41%
42 STARBUCKS CORP 46,942 2,606 0.05%
43 SS&C TECHNOLOGIES HLDGS INC 745,192 21,312 0.42%
44 SQUARE INC 166,928 2,275 0.04%
45 SPLUNK INC 185,205 9,473 0.19%
46 SPIRIT AIRLS INC 691,309 39,999 0.79%
47 SPARK THERAPEUTICS INCORPORATED 6,908 345 0.01%
48 SIX FLAGS ENTMT CORP NEW 199,942 11,989 0.24%
49 SITEONE LANDSCAPE SUPPLY INC 332,655 11,553 0.23%
50 SIRIUS XM HOLDINGS INC 565,475 2,516 0.05%
Page 1 of 6