Dark
Light
System
Institutional Investment Manager
A.R.T. Advisors, LLC
A.R.T. Advisors, LLC (CIK: 0001315281) incorporated in Delaware, located at 28 Liberty Street, 6th Floor, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q4)
Original 13F HR (0001012975-16-001008) filed in 2016.02.16
#
Name
Shares
Value ($)
%
Options
Notes
1 ZUMIEZ INC 108,389 1,638 0.08%
2 ZION OIL & GAS INC 13,104 24 0.00%
3 ZENDESK INC 53,902 1,425 0.07%
4 ZELTIQ AESTHETICS INC 43,535 1,242 0.06%
5 ZAYO GROUP HOLDINGS 38,590 1,026 0.05%
6 ZAGG INCORPORATED 11,856 129 0.01%
7 ZAFGEN INC COM 169,521 1,066 0.05%
8 YUME INC 55,909 196 0.01%
9 YANDEX N V 48,461 761 0.04%
10 YAMANA GOLD INC 81,459 151 0.01%
11 XOMA CORP DEL 356,674 474 0.02%
12 XO GROUP INC 21,513 345 0.02%
13 XENIA HOTELS & RESORTS INC COM 44,594 683 0.03%
14 XCEL ENERGY INC 11,884 426 0.02%
15 Western Gas Equity Partners, L.P. 25,513 925 0.04%
16 West Corp 23,657 510 0.02%
17 WORTHINGTON INDS INC 45,899 1,383 0.07%
18 WORLD FUEL SVCS CORP 33,530 1,289 0.06%
19 WOLVERINE WORLD WIDE INC COM 91,632 1,531 0.07%
20 WIX COM LTD 25,046 569 0.03%
21 WINTHROP RLTY TR 15,892 206 0.01%
22 WINDSTREAM HLDGS INC 215,639 1,388 0.07%
23 WILLIS TOWERS WATSON PLC 51,595 2,505 0.12%
24 WHOLE FOODS MKT INC 74,894 2,508 0.12%
25 WHITING USA TR II 12,491 8 0.00%
26 WHITESTONE REIT 12,167 146 0.01%
27 WGL HLDGS INC COM 8,862 558 0.03%
28 WEYERHAEUSER CO 30,115 902 0.04%
29 WESTPORT FUEL SYSTEMS INC 55,706 111 0.01%
30 WESTPAC BKG CORP 10,476 253 0.01%
31 WESTMORELAND COAL CO 21,460 126 0.01%
32 WESTLAKE CHEM CORP 25,003 1,358 0.06%
33 WESTERN UN CO 55,172 988 0.05%
34 WESTERN REFNG INC 28,651 1,020 0.05%
35 WESTERN DIGITAL CORP 53,734 3,226 0.15%
36 WESTERN ASSET MTG CAP CORP 12,318 125 0.01%
37 WESTAR ENERGY 27,376 1,161 0.06%
38 WEST PHARMACEUTICAL SVSC INC 29,264 1,762 0.08%
39 WESCO INTL INC 60,620 2,647 0.13%
40 WESCO AIRCRAFT HLDGS INC COM 61,310 733 0.03%
41 WENDYS CO 158,114 1,702 0.08%
42 WELLTOWER INC 45,929 3,124 0.15%
43 WEBSITE PROS INC COM 20,585 411 0.02%
44 WEBMD HEALTH CORP 44,530 2,150 0.10%
45 WCI COMMUNITIES ORD 23,759 529 0.03%
46 WATTS WATER TECHNOLOGIES INC 18,423 915 0.04%
47 WASTE MGMT INC DEL 34,258 1,827 0.09%
48 WASTE CONNECTIONS INC COM 14,193 799 0.04%
49 WALKER & DUNLOP INC COM 17,399 500 0.02%
50 WAL-MART STORES INC 56,797 3,481 0.17%
Page 1 of 29