Ardsley Advisory Partners as of June 30, 2011
Portfolio Holdings for Ardsley Advisory Partners
Ardsley Advisory Partners holds 96 positions in its portfolio as reported in the June 2011 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price |
|---|---|---|---|---|---|
| Halliburton Company (HAL) | 14.8 | $86M | 1.7M | 51.00 | |
| Amarin Corporation (AMRN) | 8.5 | $49M | 3.4M | 14.43 | |
| ArthroCare Corporation | 5.2 | $30M | 900k | 33.47 | |
| Rockwood Holdings | 3.8 | $22M | 393k | 55.29 | |
| Human Genome Sciences | 2.5 | $15M | 600k | 24.54 | |
| Linn Energy | 2.5 | $15M | 375k | 39.07 | |
| F5 Networks (FFIV) | 2.5 | $14M | 131k | 110.25 | |
| Industries N shs - a - (LYB) | 2.5 | $14M | 375k | 38.52 | |
| Harbin Electric | 2.5 | $14M | 950k | 15.12 | |
| Moly | 2.5 | $14M | 235k | 61.06 | |
| Alpha Natural Resources | 2.2 | $13M | 275k | 45.44 | |
| Westport Innovations | 2.1 | $12M | 500k | 24.02 | |
| Coinstar | 2.0 | $12M | 215k | 54.54 | |
| Bridgepoint Education | 1.9 | $11M | 450k | 25.00 | |
| Mellanox Technologies | 1.8 | $10M | 350k | 29.81 | |
| Exide Technologies | 1.8 | $10M | 1.3M | 7.64 | |
| Heckmann Corporation | 1.6 | $9.4M | 1.6M | 6.04 | |
| Inphi Corporation | 1.4 | $8.4M | 480k | 17.40 | |
| Pfizer (PFE) | 1.4 | $8.2M | 400k | 20.60 | |
| Microsoft Corporation (MSFT) | 1.4 | $7.8M | 300k | 26.00 | |
| Anadarko Petroleum Corporation | 1.3 | $7.7M | 100k | 76.76 | |
| Halozyme Therapeutics (HALO) | 1.3 | $7.6M | 1.1M | 6.91 | |
| Keynote Systems | 1.3 | $7.6M | 350k | 21.63 | |
| Johnson Controls | 1.3 | $7.5M | 180k | 41.66 | |
| Gannett | 1.2 | $7.2M | 500k | 14.32 | |
| Hospira | 1.2 | $7.1M | 125k | 56.66 | |
| Market Vectors Junior Gold Miners ETF | 1.2 | $6.9M | 200k | 34.48 | |
| Chesapeake Energy Corporation | 1.2 | $6.7M | 225k | 29.69 | |
| Oracle Corporation (ORCL) | 1.1 | $6.6M | 200k | 32.91 | |
| Radian (RDN) | 1.1 | $6.3M | 1.5M | 4.23 | |
| Entropic Communications | 1.0 | $6.0M | 675k | 8.89 | |
| Qualcomm (QCOM) | 1.0 | $5.7M | 100k | 56.79 | |
| Tekelec | 1.0 | $5.6M | 615k | 9.13 | |
| Ormat Technologies (ORA) | 0.9 | $5.5M | 250k | 22.01 | |
| Comverge | 0.8 | $4.9M | 1.7M | 2.97 | |
| Wonder Auto Technology | 0.8 | $4.7M | 1.4M | 3.50 | |
| Sierra Wireless | 0.8 | $4.7M | 400k | 11.69 | |
| EnteroMedics | 0.8 | $4.6M | 1.7M | 2.71 | |
| iShares FTSE/Xinhua China 25 Index (FXI) | 0.7 | $4.3M | 100k | 42.95 | |
| Sensata Technologies Hldg Bv | 0.7 | $3.8M | 100k | 37.65 | |
| Calix (CALX) | 0.6 | $3.6M | 175k | 20.82 | |
| MasTec (MTZ) | 0.6 | $3.5M | 175k | 19.72 | |
| Covanta Holding Corporation | 0.6 | $3.3M | 200k | 16.49 | |
| QKL Stores | 0.6 | $3.2M | 1.6M | 2.03 | |
| Active Power | 0.5 | $3.1M | 1.3M | 2.45 | |
| Ecotality | 0.5 | $3.0M | 1.1M | 2.69 | |
| Alcatel-Lucent | 0.5 | $3.0M | 525k | 5.77 | |
| NetApp (NTAP) | 0.5 | $2.9M | 55k | 52.78 | |
| Globe Specialty Metals | 0.5 | $2.8M | 125k | 22.42 | |
| Cosan Ltd shs a | 0.5 | $2.7M | 221k | 12.29 | |
| JinkoSolar Holding (JKS) | 0.5 | $2.7M | 100k | 26.52 | |
| ZBB Energy Corporation (ZBB) | 0.5 | $2.6M | 2.9M | 0.92 | |
| China Valves Technology | 0.5 | $2.6M | 800k | 3.25 | |
| China Yida Holding | 0.4 | $2.5M | 870k | 2.92 | |
| Openwave Systems | 0.4 | $2.5M | 1.1M | 2.29 | |
| Ameres (AMRC) | 0.4 | $2.5M | 175k | 14.18 | |
| Power-One | 0.4 | $2.4M | 300k | 8.10 | |
| World Energy Solutions | 0.4 | $2.3M | 556k | 4.20 | |
| Keyuan Petrochemicals (KEYP) | 0.4 | $2.1M | 714k | 2.88 | |
| Timken Company (TKR) | 0.3 | $2.0M | 40k | 50.40 | |
| FuelCell Energy | 0.3 | $2.0M | 1.6M | 1.31 | |
| ESCO Technologies (ESE) | 0.3 | $1.8M | 50k | 36.80 | |
| Calpine Corporation | 0.3 | $1.6M | 100k | 16.13 | |
| Cvd Equipment Corp equity (CVV) | 0.2 | $1.4M | 105k | 13.02 | |
| Elster Group SE | 0.2 | $1.2M | 75k | 16.39 | |
| Solutia | 0.2 | $1.1M | 50k | 22.86 | |
| FutureFuel (FF) | 0.2 | $1.1M | 94k | 12.11 | |
| Applied Micro Circuits Corporation | 0.2 | $1.1M | 125k | 8.86 | |
| Global Power Equipment Grp I | 0.2 | $1.1M | 41k | 26.51 | |
| Cereplast (CERP) | 0.2 | $1.1M | 248k | 4.44 | |
| Woodward Governor Company (WWD) | 0.2 | $1.0M | 30k | 34.87 | |
| Sino Clean Energy | 0.2 | $1.1M | 880k | 1.20 | |
| McDermott International | 0.2 | $991k | 50k | 19.82 | |
| Maxwell Technologies | 0.2 | $941k | 58k | 16.20 | |
| Titanium Metals Corporation | 0.2 | $916k | 50k | 18.32 | |
| China Hydroelectric Corp | 0.2 | $917k | 225k | 4.08 | |
| Thermon Group Holdings (THR) | 0.2 | $900k | 75k | 12.00 | |
| Universal Display Corporation (OLED) | 0.1 | $877k | 25k | 35.08 | |
| Tesla Motors (TSLA) | 0.1 | $728k | 25k | 29.12 | |
| Horsehead Holding | 0.1 | $666k | 50k | 13.32 | |
| JINPAN International | 0.1 | $637k | 57k | 11.18 | |
| Yuhe International (YUII) | 0.1 | $647k | 1.6M | 0.40 | |
| New Oriental Education & Tech | 0.1 | $335k | 3.0k | 111.67 | |
| Starbucks Corporation (SBUX) | 0.1 | $316k | 8.0k | 39.50 | |
| Sohu | 0.0 | $217k | 3.0k | 72.33 | |
| Marvell Technology Group | 0.0 | $251k | 17k | 14.76 | |
| NetLogic Microsystems | 0.0 | $243k | 6.0k | 40.50 | |
| WuXi PharmaTech | 0.0 | $176k | 10k | 17.60 | |
| Yucheng Technologies | 0.0 | $164k | 50k | 3.28 | |
| KongZhong Corporation | 0.0 | $126k | 25k | 5.04 | |
| Hollysys Automation Technolo (HOLI) | 0.0 | $117k | 13k | 9.36 | |
| FalconStor Software | 0.0 | $112k | 25k | 4.48 | |
| China Information Technology | 0.0 | $104k | 50k | 2.08 | |
| Jiayuan.com Internationa | 0.0 | $114k | 10k | 11.40 | |
| PAETEC Holding | 0.0 | $72k | 15k | 4.80 | |
| D Bona Film Group | 0.0 | $74k | 20k | 3.70 |
