CASTLEARK MANAGEMENT LLC Q1 2018 Filing

Filed May 15, 2018

Portfolio Value

$3.2T

Holdings

403

Report Date

Q1 2018

Filing Type

13F-HR

All Holdings (403 positions)

StockValue
ABMDEURABIOMED INC
$76.6M
MSFTMICROSOFT CORP
$63.3M
AMZNAMAZON COM INC
$58.5M
SCHWSCHWAB CHARLES CORP NEW
$54.3M
TLTISHARES TR
$47.5M
XPOXPO LOGISTICS INC
$46.7M
TRVCCITIGROUP INC
$46.3M
AMATAPPLIED MATLS INC
$42.7M
VVISA INC
$41.3M
DWDMORGAN STANLEY
$41.1M
METAFACEBOOK INC
$40.9M
UNHUNITEDHEALTH GROUP INC
$40.8M
EOGEOG RES INC
$39.3M
HDHOME DEPOT INC
$39.2M
URIUNITED RENTALS INC
$37.4M
CMECME GROUP INC
$36.8M
MCHPMICROCHIP TECHNOLOGY INC
$36.2M
CLRUSDCONTINENTAL RESOURCES INC
$35.9M
ILMNILLUMINA INC
$35.6M
JBHTHUNT J B TRANS SVCS INC
$35.5M
RHT1EURRED HAT INC
$34.9M
NFLXNETFLIX INC
$34.6M
CATCATERPILLAR INC DEL
$34.2M
EEMISHARES TR
$33.6M
PYPLPAYPAL HLDGS INC
$32.9M
SPLKCHFSPLUNK INC
$30.1M
PXDEURPIONEER NAT RES CO
$29.6M
TPRTAPESTRY INC
$28.6M
VFCV F CORP
$28.2M
MNSTMONSTER BEVERAGE CORP NEW
$28.2M
AAPLAPPLE INC
$27.5M
AFWALIGN TECHNOLOGY INC
$27.1M
PHPARKER HANNIFIN CORP
$26.9M
GOOGALPHABET INC
$23.7M
SPGIS&P GLOBAL INC
$21.5M
GTT COMMUNICATIONS INC
$20.2M
RPREALPAGE INC
$19.7M
DEDEERE & CO
$19.7M
INTERXION HOLDING N.V
$18.4M
PODDINSULET CORP
$18.2M
ICUIICU MED INC
$18.0M
RSP PERMIAN INC
$17.7M
HAEHAEMONETICS CORP
$17.1M
VONAGE HLDGS CORP
$16.9M
XLFSELECT SECTOR SPDR TR
$16.8M
SYU1SYNOVUS FINL CORP
$16.8M
WEAWESTERN ALLIANCE BANCORP
$16.6M
GDOTGREEN DOT CORP
$16.6M
TECHBIO TECHNE CORP
$16.4M
GTLSCHART INDS INC
$16.4M
CHGGCHEGG INC
$16.3M
PLNTPLANET FITNESS INC
$16.1M
ATGEADTALEM GLOBAL ED INC
$15.5M
MTZMASTEC INC
$15.4M
ZEN1EURZENDESK INC
$15.4M
LPLALPL FINL HLDGS INC
$15.3M
WBC1EURWABCO HLDGS INC
$15.2M
INTEGRATED DEVICE TECHNOLOGY
$14.7M
HORTONWORKS INC
$14.7M
BABAALIBABA GROUP HLDG LTD
$14.7M
FANGDIAMONDBACK ENERGY INC
$14.6M
BACBANK AMER CORP
$14.6M
CYPRESS SEMICONDUCTOR CORP
$14.2M
ELDORADO RESORTS INC
$14.0M
LIVNLIVANOVA PLC
$13.8M
LGNDLIGAND PHARMACEUTICALS INC
$13.8M
BWXTBWX TECHNOLOGIES INC
$13.8M
JBTJOHN BEAN TECHNOLOGIES CORP
$13.7M
JPMJPMORGAN CHASE & CO
$13.4M
TXRHTEXAS ROADHOUSE INC
$13.4M
TSLATESLA INC
$13.4M
BLMNBLOOMIN BRANDS INC
$13.3M
MTDRMATADOR RES CO
$13.3M
EPDENTERPRISE PRODS PARTNERS L
$13.2M
AANUSDAARONS INC
$13.1M
PFPTPROOFPOINT INC
$13.0M
CTLTEURCATALENT INC
$13.0M
KNXKNIGHT SWIFT TRANSN HLDGS IN
$13.0M
NTNXNUTANIX INC
$12.8M
RNGRINGCENTRAL INC
$12.7M
PSTGPURE STORAGE INC
$12.6M
THOTHOR INDS INC
$12.5M
MULESOFT INC
$12.5M
AEOAMERICAN EAGLE OUTFITTERS NE
$12.2M
MRVLMARVELL TECHNOLOGY GROUP LTD
$11.5M
ITTITT INC
$11.5M
APTVAPTIV PLC
$11.0M
NKTREURNEKTAR THERAPEUTICS
$10.9M
AXGNAXOGEN INC
$10.8M
PNCPNC FINL SVCS GROUP INC
$10.7M
VRNSVARONIS SYS INC
$10.6M
INDYISHARES TR
$10.6M
NGVTINGEVITY CORP
$10.4M
ANFABERCROMBIE & FITCH CO
$10.4M
7SUSUMMIT MATLS INC
$10.3M
MPLXMPLX LP
$10.1M
GPKGRAPHIC PACKAGING HLDG CO
$10.1M
SAIASAIA INC
$10.0M
WTWEURWEIGHT WATCHERS INTL INC NEW
$9.9M
PAYCPAYCOM SOFTWARE INC
$9.8M
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