IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Essex Investment Management Co LLC

Q4 2019 Holdings

Filed 2020-02-10 | 475 holdings | $94.9M | 13F-HR | View on SEC ↗ · Holdings Table ↗

Sign in to see sub-manager breakdown

IssuerClassCUSIPValue ↑Shares% Portfolio
Champions Oncology Inc COM New(CSBR)COM15870P307$1.5M174,0721.5%
Ceco Environmental Corp COM(CECO)COM125141101$1.7M221,4801.8%
CAE Inc COM(CAE)COM124765108$1.8M66,4591.9%
American Superconductor Corp S(AMSC)COM030111207$1.8M224,0591.9%
Castle Biosciences Inc COM(CSTL)COM14843C105$1.9M54,1832.0%
Conocophillips COM(COP)COM20825C104$2.1M31,6972.2%
Axsome Therapeutics Inc COM(AXSM)COM05464T104$2.1M20,0002.2%
Callaway Golf Co COM(CALY)COM131193104$2.1M97,9112.2%
Akamai Technologies Inc COM(AKAM)COM00971T101$2.1M24,1612.2%
Adobe Inc COM(ADBE)COM00724F101$2.2M6,6142.3%
Alphatec Holdings Inc COM New(ATEC)COM02081G201$2.3M325,7332.4%
Blue Bird Corp COM(BLBD)COM095306106$2.4M106,0072.6%
Builders Firstsource Inc COM(BLDR)COM12008R107$2.5M98,1182.6%
Cryoport Inc COM PAR $0.001(CYRX)COM229050307$2.8M171,0863.0%
Cloudflare Inc CL A COM(NET)COM18915M107$3.0M175,1523.1%
Chegg Inc COM(CHGG)COM163092109$3.1M82,8323.3%
Biomarin Pharmaceutical Inc Co(BMRN)COM09061G101$3.2M37,8273.4%
Aspen Aerogels Inc COM(ASPN)COM04523Y105$3.4M437,2583.6%
Biolife Solutions Inc COM New(BLFS)COM09062W204$3.4M211,7823.6%
Codexis Inc COM(CDXS)COM192005106$4.3M270,3434.6%
Beazer Homes USA Inc COM New(BZH)COM07556Q881$5.1M358,2375.3%
Axos Finl Inc COM(AX)COM05465C100$5.2M172,0405.5%
Ciena Corp COM New(CIEN)COM171779309$6.7M156,1147.0%
Biogen Inc COM(BIIB)COM09062X103$8.6M29,0799.1%
Alibaba Group Hldg LTD Sponsor(BABA)COM01609W102$15.2M71,77816.0%
PreviousPage 10 of 10