Fund Holdings — Atika Capital Management LLC

Total Portfolio Value:
$1.17B
Total Bought:
$292.46M
Total Sold:
$96.60M
Net Transaction:
+$195.86M
Securities
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SharesValue
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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Vertiv Holdings CoCL A(VRT)613,100613,1000$78.73M$92.49M7.88%+$13.76M
Amazon.com, Inc.(AMZN)398,249397,049-1,200$87.37M$87.18M7.43%-$191.8K
Microsoft Corporation(MSFT)158,000165,000+7,000$78.59M$85.46M7.28%+$6.87M
Spotify Technology S.A.SHS(SPOT)62,52062,870+350$47.97M$43.88M3.74%-$4.09M
Martin Marietta Materials, Inc.(MLM)72,53368,483-4,050$39.82M$43.16M3.68%+$3.35M
BWX Technologies, Inc.(BWXT)210,400217,400+7,000$30.31M$40.08M3.41%+$9.77M
Arista Networks, Inc.(ANET)261,608231,208-30,400$26.77M$33.69M2.87%+$6.92M
Eli Lilly and Company(LLY)41,10041,1000$32.04M$31.36M2.67%-$679.4K
Constellation Energy Corporation(CEG)94,80094,8000$30.60M$31.20M2.66%+$598.2K
Talen Energy Corporation(TLN)59,80069,300+9,500$17.39M$29.48M2.51%+$12.09M
Seagate Technology Hldngs Pl
ORD SHS
0118,096+118,096$0$27.88M2.37%+$27.88M
GE Vernova Inc.(GEV)42,55042,439-111$22.52M$26.10M2.22%+$3.58M
Meta Platforms, Inc.CL A(META)38,00035,500-2,500$28.05M$26.07M2.22%-$1.98M
Intuitive Surgical, Inc.(ISRG)59,60057,236-2,364$32.39M$25.60M2.18%-$6.79M
Vistra Corp.(VST)124,000123,000-1,000$24.03M$24.10M2.05%+$65.7K
Cyberark Software LtdSHS38,85544,855+6,000$15.81M$21.67M1.85%+$5.86M
Netflix, Inc.(NFLX)12,00018,000+6,000$16.07M$21.58M1.84%+$5.51M
Cloudflare, Inc.CL A(NET)68,80198,010+29,209$13.47M$21.03M1.79%+$7.56M
Nebius Group N.V.CL A(NBIS)69,500179,880+110,380$3.85M$20.20M1.72%+$16.35M
Roblox CorporationCL A(RBLX)109,000142,500+33,500$11.47M$19.74M1.68%+$8.27M
Verona Pharma PlcADS212,500176,000-36,500$20.10M$18.78M1.60%-$1.32M
MercadoLibre, Inc.(MELI)10,0007,930-2,070$26.14M$18.53M1.58%-$7.60M
Robinhood Markets, Inc.CL A(HOOD)218,100121,000-97,100$20.42M$17.32M1.48%-$3.10M
Glaukos Corporation(GKOS)319,500212,400-107,100$33.00M$17.32M1.48%-$15.68M
DoorDash, Inc.CL A(DASH)66,40063,201-3,199$16.37M$17.19M1.46%+$821.8K
Cidara Therapeutics Inc0157,320+157,320$0$15.06M1.28%+$15.06M
Inspire Medical Systems, Inc.(INSP)161,900187,600+25,700$21.01M$13.92M1.19%-$7.09M
NVIDIA Corporation(NVDA)58,80073,900+15,100$9.29M$13.79M1.17%+$4.50M
Tesla, Inc.(TSLA)031,000+31,000$0$13.79M1.17%+$13.79M
Insmed Incorporated(INSM)095,000+95,000$0$13.68M1.17%+$13.68M
Adobe Inc.(ADBE)22,29838,698+16,400$8.63M$13.65M1.16%+$5.02M
Roku, Inc.CL A(ROKU)44,600133,000+88,400$3.92M$13.32M1.13%+$9.40M
AppFolio, Inc.CL A(APPF)44,50044,5000$10.25M$12.27M1.04%+$2.02M
Shopify Inc.CL A(SHOP)69,40078,500+9,100$8.01M$11.67M0.99%+$3.66M
Ciena Corporation(CIEN)080,000+80,000$0$11.65M0.99%+$11.65M
Alnylam Pharmaceuticals, Inc.(ALNY)27,70022,206-5,494$9.03M$10.13M0.86%+$1.09M
GE Aerospace(GE)31,44133,000+1,559$8.09M$9.93M0.85%+$1.83M
National Vision Holdings, Inc.(EYE)414,200301,000-113,200$9.53M$8.79M0.75%-$744.6K
Asml Holding N VN Y REGISTRY SHS
N Y REGISTRY SHS
08,740+8,740$0$8.46M0.72%+$8.46M
MasTec, Inc.(MTZ)49,20039,500-9,700$8.39M$8.41M0.72%+$20.8K
Guardant Health, Inc.(GH)89,200133,000+43,800$4.64M$8.31M0.71%+$3.67M
Natera, Inc.(NTRA)46,49746,4970$7.86M$7.48M0.64%-$370.6K
D.R. Horton, Inc.(DHI)044,000+44,000$0$7.46M0.64%+$7.46M
Duolingo, Inc.CL A(DUOL)21,10022,200+1,100$8.65M$7.14M0.61%-$1.51M
Five Below, Inc.(FIVE)045,500+45,500$0$7.04M0.60%+$7.04M
Mineralys Therapeutics, Inc.(MLYS)0174,000+174,000$0$6.60M0.56%+$6.60M
Ferguson Enterprises Inc.(FERG)29,30029,3000$6.38M$6.58M0.56%+$200.1K
Axsome Therapeutics, Inc.(AXSM)46,12149,000+2,879$4.81M$5.95M0.51%+$1.14M
ABIVAX Société AnonymeADS(ABVX)069,000+69,000$0$5.86M0.50%+$5.86M
Protagonist Therapeutics Inc083,000+83,000$0$5.51M0.47%+$5.51M
Calix, Inc.(CALX)089,500+89,500$0$5.49M0.47%+$5.49M
Curtiss-Wright Corporation(CW)11,50010,051-1,449$5.62M$5.46M0.46%-$161.2K
EchoStar CorporationCL A(ECHO)24,20069,000+44,800$670.3K$5.27M0.45%+$4.60M
uniQure N.V.SHS(QURE)090,000+90,000$0$5.25M0.45%+$5.25M
Generac Holdings Inc.(GNRC)031,000+31,000$0$5.19M0.44%+$5.19M
SiriusPoint Ltd.(SPNT)269,300260,000-9,300$5.49M$4.70M0.40%-$787.6K
Kymera Therapeutics, Inc.(KYMR)146,60081,300-65,300$6.40M$4.60M0.39%-$1.80M
Teva Pharmaceutical Industries LimitedADS(TEVA)0224,000+224,000$0$4.52M0.39%+$4.52M
Ascendis Pharma A/SADR(ASND)16,40022,160+5,760$2.83M$4.41M0.38%+$1.57M
BBB Foods Inc.CL A(TBBB)161,544159,000-2,544$4.48M$4.29M0.37%-$197.8K
SharkNinja, Inc.(SN)85,50040,000-45,500$8.46M$4.13M0.35%-$4.34M
The RealReal, Inc.(REAL)0374,000+374,000$0$3.98M0.34%+$3.98M
Broadcom Inc.(AVGO)011,500+11,500$0$3.79M0.32%+$3.79M
Lemonade, Inc.(LMND)069,000+69,000$0$3.69M0.31%+$3.69M
Unity Software Inc.(U)080,000+80,000$0$3.20M0.27%+$3.20M
RxSight, Inc.(RXST)354,907354,9070$4.61M$3.19M0.27%-$1.42M
Netskope, Inc.CL A(NTSK)0114,000+114,000$0$2.59M0.22%+$2.59M
Heartflow, Inc.(HTFL)069,000+69,000$0$2.32M0.20%+$2.32M
Floor & Decor Holdings, Inc.CL A(FND)030,000+30,000$0$2.21M0.19%+$2.21M
Figure Technology Solutions, Inc.CL A(FGRS)054,000+54,000$0$1.96M0.17%+$1.96M
Xenon Pharmaceuticals Inc.(XENE)038,000+38,000$0$1.53M0.13%+$1.53M
Ionis Pharmaceuticals, Inc.(IONS)021,500+21,500$0$1.41M0.12%+$1.41M
Zura Bio LimitedCL A(ZURA)0276,000+276,000$0$1.20M0.10%+$1.20M
International Business Machines Corporation(IBM)02,708+2,708$0$764.1K0.07%+$764.1K
Caris Life Sciences, Inc.(CAI)25,00025,0000$668.0K$756.3K0.06%+$88.3K
STAAR Surgical Company(STAA)16,40016,4000$275.2K$440.7K0.04%+$165.5K
Hinge Health, Inc.CL A(HNGE)43,7000-43,700$2.26M$0—-$2.26M
Novanta Inc.(NOVT)10,6000-10,600$1.37M$0—-$1.37M
Soleno Therapeutics Inc120,5000-120,500$10.10M$0—-$10.10M
Taiwan Semiconductor Manufacturing Company LimitedADS(TSM)10,0000-10,000$2.26M$0—-$2.26M
TKO Group Holdings, Inc.CL A(TKO)26,2000-26,200$4.77M$0—-$4.77M
Tradeweb Markets Inc.CL A(TW)50,0000-50,000$7.32M$0—-$7.32M
Warby Parker Inc.CL A(WRBY)44,8000-44,800$982.5K$0—-$982.5K
Woodward, Inc.(WWD)28,6000-28,600$7.01M$0—-$7.01M
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Atika Capital Management LLC — 13F Holdings — Q3 2025 | TickerTrail