The Analysis of Atika Capital Management LLC's Holdings

Currently, Atika Capital Management LLC holds 64 types of securities in its portfolio with a total value $718.1M. In the most recent quarter, they have increased their positions in MDGL (+34.0K shares, valued at $19.8M), COGT (+506.0K shares, valued at $18.0M), TEVA (+493.0K shares, valued at $15.4M); decreased their positions in AMZN (-317.0K shares, valued at $73.2M), BWXT (-108.5K shares, valued at $18.8M), N/A (-66.2K shares, valued at $18.2M); initiated new positions in MDGL (+34.0K shares, valued at $19.8M), COGT (+506.0K shares, valued at $18.0M), N/A (+42.2K shares, valued at $13.2M).

Top Holding Treemap

Stock Holdings

TickerCompany NameSharesShares △%Event DateReport DateHistory

VRT VERTIV HOLDINGS CO636.1K shares3.75%2025-12-312026-02-13

LLY ELI LILLY & CO41.1K shares0.00%2025-12-312026-02-13

ISRG INTUITIVE SURGICAL INC57.2K shares-0.03%2025-12-312026-02-13

TEVA TEVA PHARMACEUTICAL INDS717.0K shares220.09%2025-12-312026-02-13

SHOP SHOPIFY INC124.0K shares57.96%2025-12-312026-02-13

MDGL MADRIGAL PHARMACEUTICALS34.0K sharesnew addition2025-12-312026-02-13

BWXT BWX TECHNOLOGIES INC108.9K shares-49.91%2025-12-312026-02-13

AMZN AMAZON COM INC80.0K shares-79.85%2025-12-312026-02-13

Sponsored

COGT COGENT BIOSCIENCES INC506.0K sharesnew addition2025-12-312026-02-13

NFLX NETFLIX INC180.0K shares900.00%2025-12-312026-02-13

TLN TALEN ENERGY CORP42.1K shares-39.25%2025-12-312026-02-13

SEAGATE TECHNOLOGY HLDNGS SEAGATE TECHNOLOGY HLDNGS51.9K shares-56.05%2025-12-312026-02-13

CIEN CIENA CORP60.0K shares-25.00%2025-12-312026-02-13

SATS ECHOSTAR CORP124.8K shares80.88%2025-12-312026-02-13

TSLA TESLA INC30.0K shares-3.23%2025-12-312026-02-13

INSM INSMED INC77.2K shares-18.74%2025-12-312026-02-13

Sponsored

ALPHABET INC ALPHABET INC42.2K sharesnew addition2025-12-312026-02-13

TERN TERNS PHARMACEUTICALS INC321.2K sharesnew addition2025-12-312026-02-13

MTZ MASTEC INC56.0K shares41.77%2025-12-312026-02-13

MELI MERCADOLIBRE INC5.9K shares-25.01%2025-12-312026-02-13

GH GUARDANT HEALTH INC108.0K shares-18.80%2025-12-312026-02-13

NET CLOUDFLARE INC54.9K shares-43.99%2025-12-312026-02-13

FIVE FIVE BELOW INC56.2K shares23.52%2025-12-312026-02-13

DASH DOORDASH INC46.0K shares-27.22%2025-12-312026-02-13

Sponsored

APPF APPFOLIO INC44.5K shares0.00%2025-12-312026-02-13

AXSM AXSOME THERAPEUTICS INC55.5K shares13.27%2025-12-312026-02-13

MDB MONGODB INC22.3K sharesnew addition2025-12-312026-02-13

REAL THE REALREAL INC565.0K shares51.07%2025-12-312026-02-13

HEI HEICO CORP NEW26.3K sharesnew addition2025-12-312026-02-13

LMND LEMONADE INC113.9K shares65.10%2025-12-312026-02-13

QXO QXO INC420.0K sharesnew addition2025-12-312026-02-13

CSL CARLISLE COS INC25.3K sharesnew addition2025-12-312026-02-13

Sponsored

GE AEROSPACE GE AEROSPACE25.9K shares-21.37%2025-12-312026-02-13

PTGX PROTAGONIST THERAPEUTICS86.0K shares3.61%2025-12-312026-02-13

EMBJ EMBRAER S.A.115.9K sharesnew addition2025-12-312026-02-13

ABVX ABIVAX SA55.0K shares-20.29%2025-12-312026-02-13

IMNM IMMUNOME INC334.3K sharesnew addition2025-12-312026-02-13

TTMI TTM TECHNOLOGIES INC101.5K sharesnew addition2025-12-312026-02-13

ROKU ROKU INC61.0K shares-54.14%2025-12-312026-02-13

FERGUSON ENTERPRISES INC FERGUSON ENTERPRISES INC29.3K shares0.00%2025-12-312026-02-13

Sponsored

RH RH35.0K sharesnew addition2025-12-312026-02-13

SN SHARKNINJA INC52.6K shares31.50%2025-12-312026-02-13

HOOD ROBINHOOD MKTS INC51.5K shares-57.44%2025-12-312026-02-13

DNTH DIANTHUS THERAPEUTICS INC134.5K sharesnew addition2025-12-312026-02-13

CW CURTISS WRIGHT CORP9.9K shares-1.68%2025-12-312026-02-13

WRBY WARBY PARKER INC249.0K sharesnew addition2025-12-312026-02-13

MEDLINE INC MEDLINE INC117.8K sharesnew addition2025-12-312026-02-13

TBBB BBB FOODS INC142.3K shares-10.51%2025-12-312026-02-13

Sponsored

FIGR FIGURE TECHNOLOGY SOLUTIO111.4K shares106.38%2025-12-312026-02-13

BBWI BATH & BODY WORKS INC225.0K sharesnew addition2025-12-312026-02-13

ASND ASCENDIS PHARMA A/S20.6K shares-6.85%2025-12-312026-02-13

ROCKET LAB CORP ROCKET LAB CORP62.1K sharesnew addition2025-12-312026-02-13

XENE XENON PHARMACEUTICALS INC92.5K shares143.44%2025-12-312026-02-13

ALNY ALNYLAM PHARMACEUTICALS INC10.3K shares-53.44%2025-12-312026-02-13

DBV TECHNOLOGIES S A DBV TECHNOLOGIES S A206.9K sharesnew addition2025-12-312026-02-13

KINIKSA PHARMACEUTICALS KINIKSA PHARMACEUTICALS94.0K sharesnew addition2025-12-312026-02-13

Sponsored

IONS IONIS PHARMACEUTICALS INC47.5K shares120.87%2025-12-312026-02-13

ANF ABERCROMBIE & FITCH CO29.0K sharesnew addition2025-12-312026-02-13

RAPT THERAPEUTICS INC RAPT THERAPEUTICS INC94.2K sharesnew addition2025-12-312026-02-13

AAOI APPLIED OPTOELECTRONICS INC87.7K sharesnew addition2025-12-312026-02-13

RKT ROCKET COS INC130.0K sharesnew addition2025-12-312026-02-13

CECO CECO ENVIRONMENTAL CORP29.8K sharesnew addition2025-12-312026-02-13

CLH CLEAN HARBORS INC3.0K sharesnew addition2025-12-312026-02-13

RDDT REDDIT INC2.0K sharesnew addition2025-12-312026-02-13

Sponsored

Call Option Holdings

SATS Call CallECHOSTAR CORP4.0K shares0.00%2025-12-312026-02-13

TEVA Call CallTEVA PHARMACEUTICAL INDS3.0K sharesnew addition2025-12-312026-02-13

FND Call CallFLOOR & DECOR HLDGS INC800 shares0.00%2025-12-312026-02-13

RIVN Call CallRIVIAN AUTOMOTIVE INC2.4K sharesnew addition2025-12-312026-02-13

EEM Call CallISHARES TR816 sharesnew addition2025-12-312026-02-13

EOSE Call CallEOS ENERGY ENTERPRISES INC3.7K sharesnew addition2025-12-312026-02-13

U Call CallUNITY SOFTWARE INC500 shares-61.54%2025-12-312026-02-13

CIDARA THERAPEUTICS INC Call CallCIDARA THERAPEUTICS INC49 shares0.00%2025-12-312026-02-13

Put Option Holdings

XBI Put PutSPDR SERIES TRUST9.6K sharesnew addition2025-12-312026-02-13

IWM Put PutISHARES TR910 sharesnew addition2025-12-312026-02-13

HOOD Put PutROBINHOOD MKTS INC700 sharesnew addition2025-12-312026-02-13

IBIT Put PutISHARES BITCOIN TRUST ETF1.5K sharesnew addition2025-12-312026-02-13

MRNA Put PutMODERNA INC760 sharesnew addition2025-12-312026-02-13