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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 (2016Q1)
Portfolio Summary: 139 holdings with a total value of $646,563,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 BALL CORP 4,000 285,000 0.04%
102 RITE AID CORP 35,000 285,000 0.04%
103 SHOPIFY INC 10,000 282,000 0.04%
104 COMMSCOPE HLDG COMPANY INCORPORATED 10,000 279,000 0.04%
105 YELP INC 14,000 278,000 0.04%
106 ACADIA COMPANY COM 5,000 276,000 0.04%
107 SYMANTEC CORP 15,000 276,000 0.04%
108 GUIDEWIRE SOFTWARE INC 5,000 272,000 0.04%
109 TEVA PHARMACEUTICAL INDS LTD 5,000 268,000 0.04%
110 ICON PLC 3,500 263,000 0.04%
111 CARMAX INC 5,000 256,000 0.04% Put
112 Invacare Corp 7,000 255,000 0.04%
113 IMPERVA INC 5,000 253,000 0.04%
114 GRAY TELEVISION INC COM 20,000 234,000 0.04%
115 PACIFIC ETHANOL INC 50,000 234,000 0.04%
116 PROOFPOINT INC 4,000 215,000 0.03%
117 BIOAMBER INC 50,000 210,000 0.03%
118 CARDINAL HEALTH INC 2,500 205,000 0.03%
119 ECHO GLOBAL LOGISTICS INC COM 7,500 204,000 0.03%
120 ACCURAY INCORPORATED COM 35,000 202,000 0.03%
121 AEROJET ROCKETDYNE HLDGS INC COM 12,000 197,000 0.03%
122 TELIGENT INC NEW 40,000 196,000 0.03%
123 OCLARO INC 35,000 189,000 0.03%
124 DAQO NEW ENERGY CORP 10,000 186,000 0.03%
125 iPath S&P 500 VIX Short-Term F 10,000 176,000 0.03%
126 ATRICURE INC 10,000 168,000 0.03%
127 CALLON PETE CO DEL 17,500 155,000 0.02%
128 NXSTAGE MED INC COM 10,000 150,000 0.02%
129 FERRO CORP 12,500 148,000 0.02%
130 CARE COM INC 22,000 135,000 0.02%
131 Pandora Media Inc 15,000 134,000 0.02%
132 AMERICAN SUPERCONDUCTOR CORP 15,900 121,000 0.02%
133 TERRAFORM GLOBAL INC 50,000 119,000 0.02%
134 HIMAX TECHNOLOGIES INC 10,000 112,000 0.02%
135 CARDIOME PHARMA CORP 23,900 98,000 0.02%
136 RADNET INC COM 20,000 97,000 0.02%
137 PACIFIC BIOSCIENCES CALIF IN 10,000 85,000 0.01%
138 STREAMLINE HEALTH SOLUTIONS COM 38,092 54,000 0.01%
139 WMI HOLDINGS CORP. 10,000 23,000 0.00%
Page 3 of 3

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001164691-16-000269, filed 2016.05.16).

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.