Atika Capital Management LLC Hedge Fund

CIK: 0001599731 · Show all filings

Period: Q4 2025 (← Previous)

Filing Date: Feb 13, 2026

Total Value ($000): $949,829 (100.0% shares, 0.0% debt)

Holdings (77)

New Positions (35)

XBI SPDR SERIES TRUST 12.4%
Value ($000) $117,358 Shares 9,625 Est. Cost Unrealized
IWM ISHARES TR 2.4%
Value ($000) $22,401 Shares 910 Est. Cost Unrealized
MDGL MADRIGAL PHARMACEUTICALS 2.1%
Value ($000) $19,800 Shares 34,000 Est. Cost $510.76 Unrealized 0.0%
COGT COGENT BIOSCIENCES INC 1.9%
Value ($000) $17,973 Shares 506,000 Est. Cost $28.11 Unrealized 0.0%
GOOG ALPHABET INC 1.4%
Value ($000) $13,242 Shares 42,200 Est. Cost $286.33 Unrealized 0.0%
TERN TERNS PHARMACEUTICALS INC 1.4%
Value ($000) $12,975 Shares 321,165 Est. Cost $23.11 Unrealized 0.0%
MDB MONGODB INC 1.0%
Value ($000) $9,370 Shares 22,326 Est. Cost $363.83 Unrealized 0.0%
TEVA TEVA PHARMACEUTICAL INDS 1.0%
Value ($000) $9,363 Shares 3,000 Est. Cost $27.77 Unrealized
HEI HEICO CORP NEW 0.9%
Value ($000) $8,510 Shares 26,300 Est. Cost $315.99 Unrealized 0.0%
QXO QXO INC 0.9%
Value ($000) $8,102 Shares 420,000 Est. Cost $19.16 Unrealized 0.0%
CSL CARLISLE COS INC 0.9%
Value ($000) $8,092 Shares 25,300 Est. Cost $322.65 Unrealized 0.0%
HOOD ROBINHOOD MKTS INC 0.8%
Value ($000) $7,917 Shares 700 Est. Cost $51.55 Unrealized +152.3%
EMBJ EMBRAER S.A. 0.8%
Value ($000) $7,462 Shares 115,930 Est. Cost $64.37 Unrealized
IBIT ISHARES BITCOIN TRUST ETF 0.8%
Value ($000) $7,448 Shares 1,500 Est. Cost Unrealized
IMNM IMMUNOME INC 0.8%
Value ($000) $7,182 Shares 334,341 Est. Cost $17.55 Unrealized 0.0%
TTMI TTM TECHNOLOGIES INC 0.7%
Value ($000) $7,002 Shares 101,473 Est. Cost $65.27 Unrealized 0.0%
RH RH 0.7%
Value ($000) $6,270 Shares 35,000 Est. Cost $171.01 Unrealized 0.0%
DNTH DIANTHUS THERAPEUTICS INC 0.6%
Value ($000) $5,544 Shares 134,528 Est. Cost $38.77 Unrealized 0.0%
WRBY WARBY PARKER INC 0.6%
Value ($000) $5,425 Shares 248,971 Est. Cost $21.76 Unrealized 0.0%
MDLN MEDLINE INC 0.5%
Value ($000) $4,948 Shares 117,800 Est. Cost $42.23 Unrealized 0.0%
RIVN RIVIAN AUTOMOTIVE INC 0.5%
Value ($000) $4,770 Shares 2,420 Est. Cost Unrealized
BBWI BATH & BODY WORKS INC 0.5%
Value ($000) $4,518 Shares 225,000 Est. Cost $21.72 Unrealized 0.0%
EEM ISHARES TR 0.5%
Value ($000) $4,464 Shares 816 Est. Cost Unrealized
RKLB ROCKET LAB CORP 0.5%
Value ($000) $4,333 Shares 62,115 Est. Cost $57.32 Unrealized 0.0%
EOSE EOS ENERGY ENTERPRISES INC 0.4%
Value ($000) $4,263 Shares 3,720 Est. Cost Unrealized
DBVT DBV TECHNOLOGIES S A 0.4%
Value ($000) $3,966 Shares 206,881 Est. Cost $19.17 Unrealized
KNSA KINIKSA PHARMACEUTICALS 0.4%
Value ($000) $3,876 Shares 93,970 Est. Cost $40.11 Unrealized 0.0%
ANF ABERCROMBIE & FITCH CO 0.4%
Value ($000) $3,650 Shares 29,000 Est. Cost $87.43 Unrealized 0.0%
RAPT RAPT THERAPEUTICS INC 0.3%
Value ($000) $3,192 Shares 94,245 Est. Cost $31.06 Unrealized 0.0%
AAOI APPLIED OPTOELECTRONICS INC 0.3%
Value ($000) $3,056 Shares 87,657 Est. Cost $29.86 Unrealized 0.0%
RKT ROCKET COS INC 0.3%
Value ($000) $2,517 Shares 130,000 Est. Cost $17.88 Unrealized 0.0%
MRNA MODERNA INC 0.2%
Value ($000) $2,241 Shares 760 Est. Cost Unrealized
CECO CECO ENVIRONMENTAL CORP 0.2%
Value ($000) $1,784 Shares 29,804 Est. Cost $53.49 Unrealized 0.0%
CLH CLEAN HARBORS INC 0.1%
Value ($000) $703 Shares 3,000 Est. Cost $228.49 Unrealized 0.0%
RDDT REDDIT INC 0.0%
Value ($000) $460 Shares 2,000 Est. Cost $210.30 Unrealized 0.0%

Increased Positions (15)

TEVA TEVA PHARMACEUTICAL INDS 2.4%
Value ($000) $22,378 (+394.6%) Shares 717,000 (+220.1%) Est. Cost $27.77 Unrealized
VRT VERTIV HOLDINGS CO 10.8%
Value ($000) $103,055 (+11.4%) Shares 636,100 (+3.8%) Est. Cost $63.15 Unrealized +174.9%
SATS ECHOSTAR CORP 1.4%
Value ($000) $13,566 (+157.5%) Shares 124,806 (+80.9%) Est. Cost $57.40 Unrealized +41.9%
SHOP SHOPIFY INC 2.1%
Value ($000) $19,960 (+71.1%) Shares 124,000 (+58.0%) Est. Cost $123.74 Unrealized +29.8%
REAL THE REALREAL INC 0.9%
Value ($000) $8,916 (+124.3%) Shares 565,000 (+51.1%) Est. Cost $9.31 Unrealized +40.2%
NFLX NETFLIX INC 1.8%
Value ($000) $16,877 (-21.8%) Shares 180,000 (+900.0%) Est. Cost $106.64 Unrealized +1.1%
LMND LEMONADE INC 0.9%
Value ($000) $8,109 (+119.5%) Shares 113,917 (+65.1%) Est. Cost $56.04 Unrealized +19.9%
AXSM AXSOME THERAPEUTICS INC 1.1%
Value ($000) $10,137 (+70.3%) Shares 55,500 (+13.3%) Est. Cost $100.26 Unrealized +39.2%
MTZ MASTEC INC 1.3%
Value ($000) $12,172 (+44.8%) Shares 55,998 (+41.8%) Est. Cost $163.43 Unrealized +28.4%
FIVE FIVE BELOW INC 1.1%
Value ($000) $10,586 (+50.4%) Shares 56,200 (+23.5%) Est. Cost $145.50 Unrealized +11.7%
XENE XENON PHARMACEUTICALS INC 0.4%
Value ($000) $4,146 (+171.8%) Shares 92,506 (+143.4%) Est. Cost $39.21 Unrealized +7.1%
FIGR FIGURE TECHNOLOGY SOLUTIO 0.5%
Value ($000) $4,551 (+131.7%) Shares 111,447 (+106.4%) Est. Cost $39.44 Unrealized +1.4%
IONS IONIS PHARMACEUTICALS INC 0.4%
Value ($000) $3,757 (+167.1%) Shares 47,488 (+120.9%) Est. Cost $63.31 Unrealized +18.9%
PTGX PROTAGONIST THERAPEUTICS 0.8%
Value ($000) $7,511 (+36.2%) Shares 86,000 (+3.6%) Est. Cost $57.71 Unrealized +41.8%
SN SHARKNINJA INC 0.6%
Value ($000) $5,886 (+42.7%) Shares 52,600 (+31.5%) Est. Cost $89.35 Unrealized +10.3%

Exited Positions (44)

MSFT MICROSOFT CORP 9.0%
Value ($000) $85,462 Shares 165,000 Est. Cost $339.92 Unrealized +47.3%
SPOT SPOTIFY TECHNOLOGY S A 4.6%
Value ($000) $43,883 Shares 62,870 Est. Cost $390.13 Unrealized +60.2%
MLM MARTIN MARIETTA MATLS INC 4.5%
Value ($000) $43,163 Shares 68,483 Est. Cost $448.12 Unrealized +38.7%
ANET ARISTA NETWORKS INC 3.5%
Value ($000) $33,689 Shares 231,208 Est. Cost $99.84 Unrealized +37.9%
CEG CONSTELLATION ENERGY CORP 3.3%
Value ($000) $31,196 Shares 94,800 Est. Cost $236.85 Unrealized +53.3%
GEV GE VERNOVA INC 2.7%
Value ($000) $26,096 Shares 42,439 Est. Cost $218.46 Unrealized +178.8%
META META PLATFORMS INC 2.7%
Value ($000) $26,070 Shares 35,500 Est. Cost $436.06 Unrealized +53.0%
VST VISTRA CORP 2.5%
Value ($000) $24,098 Shares 123,000 Est. Cost $89.34 Unrealized +103.6%
CYBERARK SOFTWARE LTD 2.3%
Value ($000) $21,672 Shares 44,855 Est. Cost $296.87 Unrealized
NBIS NEBIUS GROUP N.V. 2.1%
Value ($000) $20,195 Shares 179,880 Est. Cost $55.91 Unrealized +85.4%
RBLX ROBLOX CORP 2.1%
Value ($000) $19,739 Shares 142,500 Est. Cost $89.30 Unrealized +18.9%
VERONA PHARMA PLC 2.0%
Value ($000) $18,781 Shares 176,000 Est. Cost $41.55 Unrealized
GKOS GLAUKOS CORP 1.8%
Value ($000) $17,321 Shares 212,400 Est. Cost $85.40 Unrealized +11.9%
CIDARA THERAPEUTICS INC 1.6%
Value ($000) $15,065 Shares 157,320 Est. Cost $95.76 Unrealized
INSP INSPIRE MED SYS INC 1.5%
Value ($000) $13,920 Shares 187,600 Est. Cost $106.75 Unrealized -10.4%
NVDA NVIDIA CORPORATION 1.5%
Value ($000) $13,788 Shares 73,900 Est. Cost $118.69 Unrealized +56.8%
ADBE ADOBE INC 1.4%
Value ($000) $13,651 Shares 38,698 Est. Cost $406.47 Unrealized -16.3%
KVUE KENVUE INC 1.0%
Value ($000) $9,389 Shares 5,785 Est. Cost Unrealized
EYE NATIONAL VISION HLDGS INC 0.9%
Value ($000) $8,786 Shares 301,000 Est. Cost $17.05 Unrealized +57.8%
ASML ASML HOLDING N V 0.9%
Value ($000) $8,461 Shares 8,740 Est. Cost $968.09 Unrealized
NTRA NATERA INC 0.8%
Value ($000) $7,485 Shares 46,497 Est. Cost $112.58 Unrealized +85.3%
DHI D R HORTON INC 0.8%
Value ($000) $7,457 Shares 44,000 Est. Cost $156.63 Unrealized -2.9%
DUOL DUOLINGO INC 0.8%
Value ($000) $7,145 Shares 22,200 Est. Cost $190.59 Unrealized +23.6%
MLYS MINERALYS THERAPEUTICS INC 0.7%
Value ($000) $6,598 Shares 174,000 Est. Cost $21.63 Unrealized +85.4%
STX SEAGATE TECHNOLOGY HLDNGS PL 0.6%
Value ($000) $5,524 Shares 234 Est. Cost $169.71 Unrealized +52.6%
CALX CALIX INC 0.6%
Value ($000) $5,493 Shares 89,500 Est. Cost $57.59 Unrealized +1.1%
QURE UNIQURE NV 0.6%
Value ($000) $5,253 Shares 90,000 Est. Cost $18.16 Unrealized +112.5%
GNRC GENERAC HLDGS INC 0.5%
Value ($000) $5,189 Shares 31,000 Est. Cost $175.19 Unrealized -7.9%
SPNT SIRIUSPOINT LTD 0.5%
Value ($000) $4,703 Shares 260,000 Est. Cost $14.90 Unrealized +34.5%
KYMR KYMERA THERAPEUTICS INC 0.5%
Value ($000) $4,602 Shares 81,300 Est. Cost $34.43 Unrealized +96.1%
KMLM KRANESHARES TRUST 0.4%
Value ($000) $4,201 Shares 1,000 Est. Cost Unrealized
AVGO BROADCOM INC 0.4%
Value ($000) $3,794 Shares 11,500 Est. Cost $305.74 Unrealized +16.8%
AI C3 AI INC 0.4%
Value ($000) $3,647 Shares 2,103 Est. Cost Unrealized
U UNITY SOFTWARE INC 0.3%
Value ($000) $3,203 Shares 80,000 Est. Cost $37.08 Unrealized +9.9%
RXST RXSIGHT INC 0.3%
Value ($000) $3,191 Shares 354,907 Est. Cost $24.21 Unrealized -58.6%
NTSK NETSKOPE INC 0.3%
Value ($000) $2,591 Shares 114,000 Est. Cost $23.79 Unrealized -12.3%
HTFL HEARTFLOW INC 0.2%
Value ($000) $2,323 Shares 69,000 Est. Cost $32.24 Unrealized -0.1%
FND FLOOR & DECOR HLDGS INC 0.2%
Value ($000) $2,211 Shares 30,000 Est. Cost $81.96 Unrealized -20.9%
INFY INFOSYS LTD 0.2%
Value ($000) $1,627 Shares 1,000 Est. Cost Unrealized
RARE ULTRAGENYX PHARMACEUTICAL IN 0.2%
Value ($000) $1,504 Shares 500 Est. Cost Unrealized
ZURA ZURA BIO LTD 0.1%
Value ($000) $1,195 Shares 276,000 Est. Cost $1.80 Unrealized +119.9%
IBM INTERNATIONAL BUSINESS MACHS 0.1%
Value ($000) $764 Shares 2,708 Est. Cost $259.55 Unrealized +15.1%
CAI CARIS LIFE SCIENCES INC 0.1%
Value ($000) $756 Shares 25,000 Est. Cost $26.95 Unrealized +4.5%
STAA STAAR SURGICAL CO 0.0%
Value ($000) $441 Shares 16,400 Est. Cost $17.63 Unrealized +46.2%

Decreased Positions (20)

AMZN AMAZON COM INC 1.9%
Value ($000) $18,466 (-78.8%) Shares 80,000 (-79.9%) Est. Cost $185.15 Unrealized +23.6%
BWXT BWX TECHNOLOGIES INC 2.0%
Value ($000) $18,822 (-53.0%) Shares 108,900 (-49.9%) Est. Cost $89.60 Unrealized +109.2%
TLN TALEN ENERGY CORP 1.7%
Value ($000) $15,781 (-46.5%) Shares 42,100 (-39.2%) Est. Cost $169.36 Unrealized +129.5%
STX SEAGATE TECHNOLOGY HLDNGS 1.5%
Value ($000) $14,295 (-48.7%) Shares 51,907 (-56.0%) Est. Cost $169.71 Unrealized +52.6%
HOOD ROBINHOOD MKTS INC 0.6%
Value ($000) $5,825 (-66.4%) Shares 51,500 (-57.4%) Est. Cost $51.55 Unrealized +152.3%
NET CLOUDFLARE INC 1.1%
Value ($000) $10,824 (-48.5%) Shares 54,900 (-44.0%) Est. Cost $142.69 Unrealized +48.2%
DASH DOORDASH INC 1.1%
Value ($000) $10,418 (-39.4%) Shares 46,000 (-27.2%) Est. Cost $121.09 Unrealized +93.7%
ROKU ROKU INC 0.7%
Value ($000) $6,618 (-50.3%) Shares 61,000 (-54.1%) Est. Cost $88.13 Unrealized +15.2%
MELI MERCADOLIBRE INC 1.3%
Value ($000) $11,979 (-35.4%) Shares 5,947 (-25.0%) Est. Cost $1578.07 Unrealized +33.1%
ALNY ALNYLAM PHARMACEUTICALS INC 0.4%
Value ($000) $4,111 (-59.4%) Shares 10,339 (-53.4%) Est. Cost $276.71 Unrealized +59.9%
U UNITY SOFTWARE INC 0.2%
Value ($000) $2,209 (-57.6%) Shares 500 (-61.5%) Est. Cost $37.08 Unrealized +9.9%
GH GUARDANT HEALTH INC 1.2%
Value ($000) $11,031 (+32.7%) Shares 108,000 (-18.8%) Est. Cost $46.89 Unrealized +90.8%
CIEN CIENA CORP 1.5%
Value ($000) $14,032 (+20.4%) Shares 60,000 (-25.0%) Est. Cost $101.84 Unrealized +90.5%
GE GE AEROSPACE 0.8%
Value ($000) $7,993 (-19.5%) Shares 25,948 (-21.4%) Est. Cost $140.49 Unrealized +114.1%
ABVX ABIVAX SA 0.8%
Value ($000) $7,417 (+26.6%) Shares 55,000 (-20.3%) Est. Cost $84.90 Unrealized
TBBB BBB FOODS INC 0.5%
Value ($000) $4,751 (+10.8%) Shares 142,282 (-10.5%) Est. Cost $23.66 Unrealized +26.4%
TSLA TESLA INC 1.4%
Value ($000) $13,492 (-2.1%) Shares 30,000 (-3.2%) Est. Cost $346.84 Unrealized +27.8%
INSM INSMED INC 1.4%
Value ($000) $13,436 (-1.8%) Shares 77,200 (-18.7%) Est. Cost $122.51 Unrealized +49.0%
CW CURTISS WRIGHT CORP 0.6%
Value ($000) $5,448 (-0.2%) Shares 9,882 (-1.7%) Est. Cost $394.21 Unrealized +41.5%
ASND ASCENDIS PHARMA A/S 0.5%
Value ($000) $4,402 (-0.1%) Shares 20,642 (-6.9%) Est. Cost $167.02 Unrealized