Fund Holdings — Atika Capital Management LLC

Total Portfolio Value
$1.17B
Total Bought
$292.46M
Total Sold
$96.60M
Net Transaction
+$195.86M
Filing Period:
Securities
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SharesValue ($K)
Q2 2025
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Q3 2025
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Change
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Q2 2025
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Q3 2025
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Weight (%)
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Change
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SEAGATE TECHNOLOGY HLDNGS PL
ORD SHS
0118,096+118,096027,8782.37%+27,878
NEBIUS GROUP N.V.(NBIS)69,500179,880+110,3803,84520,1951.72%+16,350
CIDARA THERAPEUTICS INC0157,320+157,320015,0651.28%+15,065
TESLA INC(TSLA)031,000+31,000013,7861.17%+13,786
VERTIV HOLDINGS CO(VRT)613,100613,100078,72892,4927.88%+13,764
INSMED INC(INSM)095,000+95,000013,6811.17%+13,681
TALEN ENERGY CORP(TLN)59,80069,300+9,50017,38829,4792.51%+12,091
CIENA CORP(CIEN)080,000+80,000011,6540.99%+11,654
BWX TECHNOLOGIES INC(BWXT)210,400217,400+7,00030,31040,0823.41%+9,772
ROKU INC(ROKU)44,600133,000+88,4003,92013,3171.13%+9,397
ASML HOLDING N V
N Y REGISTRY SHS
08,740+8,74008,4610.72%+8,461
ROBLOX CORP(RBLX)109,000142,500+33,50011,46719,7391.68%+8,272
CLOUDFLARE INC(NET)68,80198,010+29,20913,47321,0321.79%+7,559
D R HORTON INC(DHI)044,000+44,00007,4570.64%+7,457
FIVE BELOW INC(FIVE)045,500+45,50007,0390.60%+7,039
ARISTA NETWORKS INC(ANET)261,608231,208-30,40026,76533,6892.87%+6,924
MICROSOFT CORP(MSFT)158,000165,000+7,00078,59185,4627.28%+6,871
MINERALYS THERAPEUTICS INC(MLYS)0174,000+174,00006,5980.56%+6,598
CYBERARK SOFTWARE LTD38,85544,855+6,00015,80921,6721.85%+5,862
ABIVAX SA(ABVX)069,000+69,00005,8580.50%+5,858
PROTAGONIST THERAPEUTICS INC083,000+83,00005,5140.47%+5,514
NETFLIX INC(NFLX)12,00018,000+6,00016,07021,5811.84%+5,511
CALIX INC(CALX)089,500+89,50005,4930.47%+5,493
UNIQURE NV(QURE)090,000+90,00005,2530.45%+5,253
GENERAC HLDGS INC(GNRC)031,000+31,00005,1890.44%+5,189
ADOBE INC(ADBE)22,29838,698+16,4008,62713,6511.16%+5,024
ECHOSTAR CORP(ECHO)24,20069,000+44,8006705,2690.45%+4,598
TEVA PHARMACEUTICAL INDS LTD(TEVA)0224,000+224,00004,5250.39%+4,525
NVIDIA CORPORATION(NVDA)58,80073,900+15,1009,29013,7881.17%+4,498
THE REALREAL INC(REAL)0374,000+374,00003,9760.34%+3,976
BROADCOM INC(AVGO)011,500+11,50003,7940.32%+3,794
LEMONADE INC(LMND)069,000+69,00003,6940.31%+3,694
GUARDANT HEALTH INC(GH)89,200133,000+43,8004,6428,3100.71%+3,668
SHOPIFY INC(SHOP)69,40078,500+9,1008,00511,6660.99%+3,661
GE VERNOVA INC(GEV)42,55042,439-11122,51526,0962.22%+3,580
MARTIN MARIETTA MATLS INC(MLM)72,53368,483-4,05039,81843,1633.68%+3,346
UNITY SOFTWARE INC(U)080,000+80,00003,2030.27%+3,203
NETSKOPE INC(NTSK)0114,000+114,00002,5910.22%+2,591
HEARTFLOW INC(HTFL)069,000+69,00002,3230.20%+2,323
FLOOR & DECOR HLDGS INC(FND)030,000+30,00002,2110.19%+2,211
APPFOLIO INC(APPF)44,50044,500010,24712,2671.04%+2,019
FIGURE TECHNOLOGY SOLUTIO(FGRS)054,000+54,00001,9640.17%+1,964
GE AEROSPACE(GE)31,44133,000+1,5598,0939,9270.85%+1,834
ASCENDIS PHARMA A/S(ASND)16,40022,160+5,7602,8314,4060.38%+1,575
XENON PHARMACEUTICALS INC(XENE)038,000+38,00001,5260.13%+1,526
IONIS PHARMACEUTICALS INC(IONS)021,500+21,50001,4070.12%+1,407
ZURA BIO LTD(ZURA)0276,000+276,00001,1950.10%+1,195
AXSOME THERAPEUTICS INC(AXSM)46,12149,000+2,8794,8155,9510.51%+1,136
ALNYLAM PHARMACEUTICALS INC(ALNY)27,70022,206-5,4949,03310,1260.86%+1,093
DOORDASH INC(DASH)66,40063,201-3,19916,36817,1901.46%+822
INTERNATIONAL BUSINESS MACHS(IBM)02,708+2,70807640.07%+764
CONSTELLATION ENERGY CORP(CEG)94,80094,800030,59831,1962.66%+598
FERGUSON ENTERPRISES INC(FERG)29,30029,30006,3806,5800.56%+200
STAAR SURGICAL CO(STAA)16,40016,40002754410.04%+165
CARIS LIFE SCIENCES INC(CAI)25,00025,00006687560.06%+88
VISTRA CORP(VST)124,000123,000-1,00024,03224,0982.05%+66
MASTEC INC(MTZ)49,20039,500-9,7008,3858,4060.72%+21
CURTISS WRIGHT CORP(CW)11,50010,051-1,4495,6185,4570.46%-161
AMAZON COM INC(AMZN)398,249397,049-1,20087,37287,1807.43%-192
BBB FOODS INC(TBBB)161,544159,000-2,5444,4844,2870.37%-198
NATERA INC(NTRA)46,49746,49707,8557,4850.64%-371
ELI LILLY & CO(LLY)41,10041,100032,03931,3592.67%-679
NATIONAL VISION HLDGS INC(EYE)414,200301,000-113,2009,5318,7860.75%-745
SIRIUSPOINT LTD(SPNT)269,300260,000-9,3005,4914,7030.40%-788
WARBY PARKER INC(WRBY)44,8000-44,8009820—-982
VERONA PHARMA PLC212,500176,000-36,50020,09818,7811.60%-1,317
NOVANTA INC(NOVT)10,6000-10,6001,3670—-1,367
RXSIGHT INC(RXST)354,907354,90704,6143,1910.27%-1,423
DUOLINGO INC(DUOL)21,10022,200+1,1008,6517,1450.61%-1,507
KYMERA THERAPEUTICS INC(KYMR)146,60081,300-65,3006,3984,6020.39%-1,796
META PLATFORMS INC(META)38,00035,500-2,50028,04726,0702.22%-1,977
HINGE HEALTH INC(HNGE)43,7000-43,7002,2610—-2,261
TAIWAN SEMICONDUCTOR MFG LTD(TSM)10,0000-10,0002,2650—-2,265
ROBINHOOD MKTS INC(HOOD)218,100121,000-97,10020,42117,3251.48%-3,096
SPOTIFY TECHNOLOGY S A(SPOT)62,52062,870+35047,97443,8833.74%-4,091
SHARKNINJA INC(SN)85,50040,000-45,5008,4644,1260.35%-4,338
TKO GROUP HOLDINGS INC(TKO)26,2000-26,2004,7670—-4,767
INTUITIVE SURGICAL INC59,60057,236-2,36432,38725,5982.18%-6,790
WOODWARD INC(WWD)28,6000-28,6007,0100—-7,010
INSPIRE MED SYS INC(INSP)161,900187,600+25,70021,01013,9201.19%-7,090
TRADEWEB MKTS INC(TW)50,0000-50,0007,3200—-7,320
MERCADOLIBRE INC(MELI)10,0007,930-2,07026,13618,5321.58%-7,604
SOLENO THERAPEUTICS INC120,5000-120,50010,0950—-10,095
GLAUKOS CORP(GKOS)319,500212,400-107,10033,00117,3211.48%-15,680
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Atika Capital Management LLC — 13F Holdings — Q3 2025 | TickerTrail