CASTLEARK MANAGEMENT LLC Q4 2017 Filing
Filed February 15, 2018
Portfolio Value
$3.3T
Holdings
402
Report Date
Q4 2017
Filing Type
13F-HR
All Holdings (402 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 101 | GNRCGENERAC HLDGS INC | 224,515 | $11.1B | 0.33% | |
| 102 | INDYISHARES TR | 299,150 | $11.1B | 0.33% | |
| 103 | NTNXNUTANIX INC | 313,245 | $11.1B | 0.33% | |
| 104 | GTLSCHART INDS INC | 235,690 | $11.0B | 0.33% | |
| 105 | ICUIICU MED INC | 51,110 | $11.0B | 0.33% | |
| 106 | NPOENPRO INDS INC | 116,827 | $10.9B | 0.33% | |
| 107 | RBCRBC BEARINGS INC | 86,205 | $10.9B | 0.33% | |
| 108 | ZEN1EURZENDESK INC | 318,675 | $10.8B | 0.32% | |
| 109 | RUSHARUSH ENTERPRISES INC | 210,586 | $10.7B | 0.32% | |
| 110 | HAEHAEMONETICS CORP | 181,495 | $10.5B | 0.32% | |
| 111 | VRNSVARONIS SYS INC | 215,930 | $10.5B | 0.31% | |
| 112 | —BOINGO WIRELESS INC | 458,666 | $10.3B | 0.31% | |
| 113 | AXGNAXOGEN INC | 363,644 | $10.3B | 0.31% | |
| 114 | PNCPNC FINL SVCS GROUP INC | 70,600 | $10.2B | 0.31% | |
| 115 | OLEDUNIVERSAL DISPLAY CORP | 58,385 | $10.1B | 0.30% | |
| 116 | BOXBOX INC | 471,675 | $10.0B | 0.30% | |
| 117 | MRCYMERCURY SYS INC | 192,186 | $9.9B | 0.30% | |
| 118 | ENVUSDENVESTNET INC | 197,932 | $9.9B | 0.30% | |
| 119 | TRMBTRIMBLE INC | 240,735 | $9.8B | 0.29% | |
| 120 | AIMCUSDALTRA INDL MOTION CORP | 189,115 | $9.5B | 0.29% | |
| 121 | WERNWERNER ENTERPRISES INC | 241,325 | $9.3B | 0.28% | |
| 122 | TSAACI WORLDWIDE INC | 404,800 | $9.2B | 0.28% | |
| 123 | CMCOCOLUMBUS MCKINNON CORP N Y | 228,432 | $9.1B | 0.27% | |
| 124 | EFAISHARES TR | 127,500 | $9.0B | 0.27% | |
| 125 | OMCLOMNICELL INC | 184,260 | $8.9B | 0.27% | |
| 126 | FMBIUSDFIRST MIDWEST BANCORP DEL | 370,885 | $8.9B | 0.27% | |
| 127 | HRIHERC HLDGS INC | 140,720 | $8.8B | 0.26% | |
| 128 | —WILLIAMS PARTNERS L P NEW | 225,680 | $8.8B | 0.26% | |
| 129 | MPLXMPLX LP | 246,528 | $8.7B | 0.26% | |
| 130 | WEPMAGELLAN MIDSTREAM PRTNRS LP | 120,992 | $8.6B | 0.26% | |
| 131 | NVCRNOVOCURE LTD | 423,633 | $8.6B | 0.26% | |
| 132 | LIVNLIVANOVA PLC | 103,900 | $8.3B | 0.25% | |
| 133 | LNGCHENIERE ENERGY INC | 154,040 | $8.3B | 0.25% | |
| 134 | ADBEADOBE SYS INC | 46,442 | $8.1B | 0.24% | |
| 135 | GILDGILEAD SCIENCES INC | 113,078 | $8.1B | 0.24% | |
| 136 | IACIEURIAC INTERACTIVECORP | 65,325 | $8.0B | 0.24% | |
| 137 | —KRATON CORPORATION | 160,550 | $7.7B | 0.23% | |
| 138 | ISRGINTUITIVE SURGICAL INC | 21,180 | $7.7B | 0.23% | |
| 139 | CDEVEURCENTENNIAL RESOURCE DEV INC | 386,905 | $7.7B | 0.23% | |
| 140 | —POWERSHARES QQQ TRUST | 48,500 | $7.6B | 0.23% | |
| 141 | PFPTPROOFPOINT INC | 83,760 | $7.4B | 0.22% | |
| 142 | ODFLOLD DOMINION FGHT LINES INC | 56,105 | $7.4B | 0.22% | |
| 143 | FIVNFIVE9 INC | 296,021 | $7.4B | 0.22% | |
| 144 | GSMFERROGLOBE PLC | 453,094 | $7.3B | 0.22% | |
| 145 | —ENERGY TRANSFER PARTNERS LP | 407,684 | $7.3B | 0.22% | |
| 146 | AIRAAR CORP | 184,137 | $7.2B | 0.22% | |
| 147 | CBOECBOE GLOBAL MARKETS INC | 58,015 | $7.2B | 0.22% | |
| 148 | ATGEADTALEM GLOBAL ED INC | 171,617 | $7.2B | 0.22% | |
| 149 | G2CEVERI HLDGS INC | 945,126 | $7.1B | 0.21% | |
| 150 | HALOHALOZYME THERAPEUTICS INC | 350,355 | $7.1B | 0.21% | |
| 151 | EXTREXTREME NETWORKS INC | 560,340 | $7.0B | 0.21% | |
| 152 | PBYIPUMA BIOTECHNOLOGY INC | 68,985 | $6.8B | 0.20% | |
| 153 | FAROFARO TECHNOLOGIES INC | 143,795 | $6.8B | 0.20% | |
| 154 | —USA TECHNOLOGIES INC | 688,690 | $6.7B | 0.20% | |
| 155 | MODMODINE MFG CO | 332,251 | $6.7B | 0.20% | |
| 156 | RDWRRADWARE LTD | 345,830 | $6.7B | 0.20% | |
| 157 | —VIRTUSA CORP | 149,920 | $6.6B | 0.20% | |
| 158 | ETRAE TRADE FINANCIAL CORP | 130,555 | $6.5B | 0.19% | |
| 159 | KNXKNIGHT SWIFT TRANSN HLDGS IN | 147,370 | $6.4B | 0.19% | |
| 160 | TRHCEURTABULA RASA HEALTHCARE INC | 227,926 | $6.4B | 0.19% | |
| 161 | TFXTELEFLEX INC | 24,980 | $6.2B | 0.19% | |
| 162 | CN4CONNS INC | 173,700 | $6.2B | 0.19% | |
| 163 | ANETEURARISTA NETWORKS INC | 26,010 | $6.1B | 0.18% | |
| 164 | FISVFISERV INC | 46,370 | $6.1B | 0.18% | |
| 165 | BROBROWN & BROWN INC | 117,405 | $6.0B | 0.18% | |
| 166 | —ANDEAVOR LOGISTICS LP | 130,718 | $6.0B | 0.18% | |
| 167 | GLUUGLU MOBILE INC | 1,655,077 | $6.0B | 0.18% | |
| 168 | LPSNUSDLIVEPERSON INC | 519,174 | $6.0B | 0.18% | |
| 169 | OCOWENS CORNING NEW | 64,785 | $6.0B | 0.18% | |
| 170 | ECPGENCORE CAP GROUP INC | 138,290 | $5.8B | 0.17% | |
| 171 | ZIONZIONS BANCORPORATION | 114,460 | $5.8B | 0.17% | |
| 172 | HEWGUSDISHARES TR | 200,000 | $5.7B | 0.17% | |
| 173 | TECHBIO TECHNE CORP | 43,315 | $5.6B | 0.17% | |
| 174 | PVHPVH CORP | 40,850 | $5.6B | 0.17% | |
| 175 | TXRHTEXAS ROADHOUSE INC | 105,880 | $5.6B | 0.17% | |
| 176 | BIIBBIOGEN INC | 17,336 | $5.5B | 0.17% | |
| 177 | —SRC ENERGY INC | 643,520 | $5.5B | 0.16% | |
| 178 | SSNCSS&C TECHNOLOGIES HLDGS INC | 135,461 | $5.5B | 0.16% | |
| 179 | —STERIS PLC | 61,875 | $5.4B | 0.16% | |
| 180 | —INTERSECT ENT INC | 166,345 | $5.4B | 0.16% | |
| 181 | VOYAVOYA FINL INC | 108,395 | $5.4B | 0.16% | |
| 182 | PENGSMART GLOBAL HLDGS INC | 158,660 | $5.3B | 0.16% | |
| 183 | CXOEURCONCHO RES INC | 35,370 | $5.3B | 0.16% | |
| 184 | AOSSMITH A O | 86,405 | $5.3B | 0.16% | |
| 185 | FLIRFLIR SYS INC | 111,295 | $5.2B | 0.16% | |
| 186 | FGENEURFIBROGEN INC | 109,025 | $5.2B | 0.16% | |
| 187 | CECELANESE CORP DEL | 47,985 | $5.1B | 0.15% | |
| 188 | WENWENDYS CO | 304,645 | $5.0B | 0.15% | |
| 189 | —ENCANA CORP | 373,185 | $5.0B | 0.15% | |
| 190 | RDS/AROYAL DUTCH SHELL PLC | 73,200 | $4.9B | 0.15% | |
| 191 | ICLRICON PLC | 43,425 | $4.9B | 0.15% | |
| 192 | IGTINTERNATIONAL GAME TECHNOLOG | 182,535 | $4.8B | 0.15% | |
| 193 | —PORTOLA PHARMACEUTICALS INC | 99,171 | $4.8B | 0.14% | |
| 194 | DSKEUSDDASEKE INC | 336,023 | $4.8B | 0.14% | |
| 195 | TTENTOTAL S A | 85,500 | $4.7B | 0.14% | |
| 196 | FUODOLBY LABORATORIES INC | 76,180 | $4.7B | 0.14% | |
| 197 | SG7SAGE THERAPEUTICS INC | 28,495 | $4.7B | 0.14% | |
| 198 | CVXCHEVRON CORP NEW | 37,185 | $4.7B | 0.14% | |
| 199 | FMCF M C CORP | 48,715 | $4.6B | 0.14% | |
| 200 | BUWABIO RAD LABS INC | 19,280 | $4.6B | 0.14% |