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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 (2015Q4)
Portfolio Summary: 140 holdings with a total value of $768,061,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 POWERSHARES QQQ TRUST 900,000 100,674,000 13.11% Put
2 AKORN INC 1,347,500 50,275,000 6.55%
3 JAZZ PHARMACEUTICALS PLC SHS USD 224,000 31,485,000 4.10%
4 VALEANT PHARMACEUTICALS INTL 305,000 31,004,000 4.04% Call
5 HANNON ARMSTRONG SUST INFR C 1,430,000 27,056,000 3.52%
6 Atlantica Yield plc 1,355,000 26,138,000 3.40%
7 APPLIED OPTOELECTRONICS INC 1,105,000 18,962,000 2.47%
8 CELGENE CORP 157,500 18,862,000 2.46%
9 NRG YIELD INC 1,270,000 18,567,000 2.42%
10 VALEANT PHARMACEUTICALS INTL 180,500 18,348,000 2.39%
11 ENDO INTL 285,000 17,448,000 2.27%
12 HCA HOLDINGS INC 245,000 16,569,000 2.16%
13 PHYSICIANS RLTY TR 890,000 15,005,000 1.95%
14 NEWFIELD EXPLOR 440,000 14,326,000 1.87%
15 OUTFRONT MEDIA INC 645,000 14,080,000 1.83%
16 NEW RESIDENTIAL INVT CORP COM NEW 1,083,859 13,180,000 1.72%
17 FACEBOOK INC 120,500 12,612,000 1.64%
18 NORTHSTAR RLTY FIN CORP 737,829 12,565,000 1.64%
19 ENERGY TRANSFER L P 900,000 12,366,000 1.61% Call
20 SUNOPTA INC 1,746,200 11,944,000 1.56%
21 CBS Corp. Class A 250,000 11,783,000 1.53% Call
22 ROYAL CARIBBEAN GROUP 115,000 11,639,000 1.52%
23 SOLAREDGE TECHNOLOGIES INC 385,000 10,845,000 1.41%
24 BIOSCRIP INC 6,105,000 10,684,000 1.39%
25 ACCURAY INCORPORATED COM 1,560,000 10,530,000 1.37%
26 ENERGY TRANSFER L P 755,000 10,374,000 1.35%
27 RITE AID CORP 1,320,000 10,349,000 1.35%
28 MACOM TECH SOLUTIONS HLDGS I 228,500 9,343,000 1.22%
29 ALBEMARLE CORP 164,000 9,186,000 1.20%
30 Arris Group Inc 300,000 9,171,000 1.19%
31 MELLANOX TECHNOLOGIES LTD 215,500 9,081,000 1.18%
32 DOLLAR GEN CORP NEW 125,000 8,984,000 1.17%
33 VISTEON CORP COM NEW 76,000 8,702,000 1.13%
34 ALPHABET INC 11,100 8,424,000 1.10%
35 Pattern Energy Group Inc 395,000 8,259,000 1.08%
36 PARSLEY ENERGY CLA A 415,000 7,657,000 1.00%
37 BLUEROCK RESIDENTIAL 640,000 7,584,000 0.99%
38 ENLINK MIDSTREAM PARTNERS LP 380,000 6,300,000 0.82%
39 AMAG PHARMACEUTICALS INC COM 205,000 6,189,000 0.81%
40 City Office REIT Inc 496,700 6,050,000 0.79%
41 Alcoa 610,000 6,021,000 0.78%
42 TEVA PHARMACEUTICAL INDS LTD 90,000 5,908,000 0.77%
43 GOLDCORP INC NEW 500,000 5,780,000 0.75%
44 HIMAX TECHNOLOGIES INC ADR SPONSORED 687,000 5,633,000 0.73%
45 TUTOR PERINI CORP 322,500 5,399,000 0.70%
46 HIMAX TECHNOLOGIES INC ADR SPONSORED 650,000 5,330,000 0.69% Call
47 GREEN PLAINS 325,918 5,296,000 0.69%
48 DIAMONDBACK ENERGY 67,500 4,516,000 0.59%
49 WHEELER REAL ESTATE INVT TR 2,000,000 3,860,000 0.50%
50 INDEPENDENCE REALTY 500,000 3,755,000 0.49%
Page 1 of 3

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001164691-16-000236, filed 2016.02.16).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.