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Institutional Investment Manager
ARDSLEY ADVISORY PARTNERS LP
ARDSLEY ADVISORY PARTNERS LP (CIK: 0000900529) incorporated in New York, located at 105 Rowayton Ave, Norwalk, CT. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q4)
Original 13F HR (0001164691-15-000049) filed in 2015.02.17
#
Name
Shares
Value ($)
%
Options
Notes
1 JAZZ PHARMACEUTICALS PLC 253,000 41,424 6.57%
2 SunEdison Inc 1,593,700 31,093 4.93%
3 ZIMMER BIOMET HLDGS INC 215,500 24,442 3.88%
4 SOLARCITY CORP 447,600 23,938 3.80%
5 HANNON ARMSTRONG SUST INFR C 1,667,810 23,733 3.76%
6 GILEAD SCIENCES INC 244,000 23,000 3.65%
7 BARRICK GOLD CORP 1,822,400 19,591 3.11% Call
8 BANK AMER CORP 1,070,000 19,142 3.03% Call
9 COMMUNITY HEALTH SYS INC NEW 330,000 17,793 2.82%
10 ALIBABA GROUP HLDG LTD 170,000 17,670 2.80%
11 CITIGROUPINC 300,000 16,233 2.57%
12 SUPERNUS PHARMACEUTICALS INC 1,890,000 15,688 2.49%
13 F5 NETWORKS INC 110,000 14,351 2.28%
14 ZIMMER BIOMET HLDGS INC 125,000 14,178 2.25% Call
15 BIOSCRIP INC 1,900,000 13,281 2.11%
16 PHYSICIANS RLTY TR 765,000 12,699 2.01%
17 HD SUPPLY HLDGS INCORPORATED 429,100 12,654 2.01%
18 UNITED RENTALS INC 120,000 12,241 1.94%
19 SunEdison Inc 559,800 10,922 1.73% Call
20 INDEPENDENCE RLTY TR INC COM 1,100,000 10,241 1.62%
21 MASTEC INC 449,900 10,172 1.61%
22 VERINT SYS INC 172,500 10,053 1.59%
23 WEBMD HEALTH CORP 246,386 9,745 1.55%
24 BROADSOFT INC 312,500 9,069 1.44%
25 RITE AID CORP 1,160,000 8,723 1.38%
26 NORTHSTAR RLTY FIN CORP COM NEW 470,000 8,263 1.31%
27 NMI HLDGS INC CL A 865,000 7,897 1.25%
28 ARM HOLDINGS PLC ADR 165,000 7,640 1.21%
29 MELCO ENTMT ADR 300,000 7,620 1.21%
30 Callidus Software Inc 465,000 7,593 1.20%
31 LYONDELLBASELL INDUSTRIES N 95,000 7,542 1.20%
32 DELTA AIRLINES INC DEL 150,000 7,379 1.17%
33 SOLARCITY CORP 133,800 7,156 1.13% Call
34 CONSTELLIUM NV CL A 426,100 7,001 1.11%
35 STATE NATL COS INC COM 501,720 6,011 0.95%
36 COVANTA HLDG CORP 263,400 5,797 0.92%
37 CAMBREX CORP 257,300 5,563 0.88%
38 GENERAL MTRS CO 150,000 5,237 0.83% Call
39 APPLIED OPTOELECTRONICS INC COM 427,400 4,795 0.76%
40 WORLD ENERGY SOLUTIONS INC D 832,995 4,573 0.73%
41 MELCO ENTMT ADR 170,000 4,318 0.68% Call
42 City Office Reit, Inc. 282,500 3,616 0.57%
43 U S SILICA HLDGS INC 135,000 3,468 0.55%
44 TRONOX LTD SHS CL A 144,300 3,446 0.55% Call
45 RUBICON PROJ INC 185,000 2,986 0.47%
46 TOWER SEMICONDUCTOR LTD 210,000 2,799 0.44%
47 CITIGROUPINC 50,000 2,706 0.43% Call
48 DEERE & CO 25,000 2,212 0.35% Put
49 3-D SYS CORP DEL 60,000 1,972 0.31%
50 VISTEON CORP COM NEW 17,500 1,870 0.30%
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