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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 (2016Q3)
Portfolio Summary: 156 holdings with a total value of $632,300,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 WESTERN DIGITAL CORP 5,500 322,000 0.05%
52 DIREXION DAILY GOLD MINERS BEAR 3X SHARES 10,000 337,000 0.05%
53 LABORATORY CORP AMER HLDGS 2,500 344,000 0.05%
54 EXPRESS SCRIPTS HLDG CO 5,000 353,000 0.06%
55 RENEWABLE ENERGY GROUP INC 45,000 381,000 0.06%
56 ICON PLC 5,000 387,000 0.06%
57 INPHI CORPORATION 9,000 392,000 0.06%
58 CommVault Systems Inc 7,500 398,000 0.06%
59 TYLER TECHNOLOGIES INC 2,500 428,000 0.07%
60 APPLE INC 4,000 452,000 0.07% Call
61 XILINX INC 8,500 462,000 0.07%
62 PALO ALTO NETWORKS INC 3,000 478,000 0.08%
63 II VI INC 20,000 487,000 0.08%
64 AMERICAN SUPERCONDUCTOR CORP 70,000 491,000 0.08%
65 Oxford Immunotec Global PLC 40,000 502,000 0.08%
66 FUTUREFUEL CORPORATION 45,000 508,000 0.08%
67 BARCLAYS BK PLC 15,000 511,000 0.08%
68 INTEL CORP 14,000 528,000 0.08%
69 GOLAR LNG LTD 25,000 530,000 0.08%
70 ALLERGAN PLC 2,500 576,000 0.09%
71 MICRON TECHNOLOGY INC 35,000 622,000 0.10%
72 SPDR SER TR 10,000 663,000 0.10%
73 MICROSOFT CORP 12,000 691,000 0.11%
74 LUMENTUM HLDGS INC COM 16,750 700,000 0.11%
75 ADOBE INC 6,500 706,000 0.11%
76 PFIZER INC 22,000 745,000 0.12%
77 ACUITY BRANDS INC 3,000 794,000 0.13% Put
78 ISHARES TR 3,000 868,000 0.14%
79 TWITTER INC 38,000 876,000 0.14%
80 FORTRESS TRANS INFRST INVS L 83,500 1,045,000 0.17%
81 CHIPOTLE MEXICAN GRILL INC 2,500 1,059,000 0.17%
82 ZIMMER BIOMET HLDGS INC 9,000 1,170,000 0.19%
83 MARRONE BIO INNOVATIONS INC 774,438 1,324,000 0.21%
84 FERROGLOBE PLC SHS 152,000 1,373,000 0.22%
85 SOCIEDAD QUIMICA Y MINERA DE 51,500 1,385,000 0.22%
86 TRONC INC 89,300 1,507,000 0.24%
87 PROSHARES TR 50,000 1,580,000 0.25% Call
88 FLOTEK INDS INC DEL COM NEW 110,000 1,599,000 0.25%
89 ANDERSONS INC COM 45,500 1,646,000 0.26%
90 AMICUS THERAPEUTICS INC COM 225,000 1,665,000 0.26%
91 QUALCOMM INC 27,500 1,884,000 0.30% Call
92 Gastar Exploration, Ltd. 2,275,000 1,922,000 0.30%
93 PROSHARES TR 61,000 1,928,000 0.30%
94 SPDR S&P 500 ETF TR 10,000 2,163,000 0.34% Put
95 VIVINT SOLAR INC 705,000 2,228,000 0.35%
96 GLOBAL MED REIT INC COM NEW 231,697 2,261,000 0.36%
97 BANK OF NT BUTTERFIELD&SON L 100,000 2,476,000 0.39%
98 HUBSPOT INCORPORATED 50,000 2,881,000 0.46%
99 Progenics Pharmaceuticals Inc 460,000 2,912,000 0.46%
100 GENERAL ELECTRIC CO 100,000 2,962,000 0.47% Call
Page 2 of 4

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001164691-16-000321, filed 2016.11.14).

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.