☆Atika Capital Management LLC
Quality Q
0.149
AUM ($M)
1,008
Positions
62
Turnover
0.38
Top-10 wt
56%
Herfindahl
0.070
History (qtrs)
6
Excess Return
—
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Holdings · 81 positions · portfolio value $1,008M
| Ticker | Name | Activity | Security Type | Weight | Δ Weight | Value ($M) | Shares | Δ Shares | Qtrs Held | Excess Return |
|---|---|---|---|---|---|---|---|---|---|---|
| ☆VRT funds › | VERTIV HOLDINGS CO | HOLD | — | 22.1% | -4.2% | 223.0 | 666,100 | +0 | 5 | — |
| ☆STX funds › | SEAGATE TECHNOLOGY HLDNGS PL | ADD | — | 7.6% | +4.3% | 77.1 | 79,865 | +26,365 | 4 | — |
| ☆AMD funds › | ADVANCED MICRO DEVICES INC | NEW | — | 5.5% | +5.5% | 55.5 | 95,500 | +95,500 | 1 | — |
| ☆LLY funds › | ELI LILLY & CO | HOLD | — | 4.9% | -1.1% | 49.3 | 41,100 | +0 | 5 | — |
| ☆INTC funds › | INTEL CORP | NEW | — | 3.7% | +3.7% | 36.9 | 264,000 | +264,000 | 1 | — |
| ☆ECHO funds › | ECHOSTAR CORP | ADD | — | 3.3% | -0.0% | 33.6 | 331,400 | +149,400 | 5 | — |
| ☆GH funds › | GUARDANT HEALTH INC | ADD | — | 2.7% | +1.4% | 27.2 | 181,000 | +90,000 | 5 | — |
| ☆CIEN funds › | CIENA CORP | ADD | — | 2.4% | -0.3% | 23.9 | 48,768 | +5,117 | 4 | — |
| ☆ISRG funds › | INTUITIVE SURGICAL INC | HOLD | — | 2.3% | -1.9% | 22.8 | 57,216 | +0 | 5 | — |
| ☆VPG funds › | VISHAY PRECISION GROUP INC | NEW | — | 1.8% | +1.8% | 17.7 | 118,000 | +118,000 | 1 | — |
| ☆MRVL funds › | MARVELL TECHNOLOGY INC | NEW | — | 1.7% | +1.7% | 17.3 | 58,000 | +58,000 | 1 | — |
| ☆RKLB funds › | ROCKET LAB CORP | ADD | — | 1.7% | +0.8% | 17.2 | 169,000 | +83,000 | 3 | — |
| ☆WDC funds › | WESTERN DIGITAL CORP | TRIM | — | 1.7% | +0.1% | 16.9 | 26,477 | -11,240 | 2 | — |
| ☆RVMD funds › | REVOLUTION MEDICINES INC | NEW | — | 1.6% | +1.6% | 16.5 | 88,000 | +88,000 | 1 | — |
| ☆ASND funds › | ASCENDIS PHARMA A/S | NEW | — | 1.6% | +1.6% | 16.3 | 61,000 | +61,000 | 1 | — |
| ☆DNTH funds › | DIANTHUS THERAPEUTICS INC | ADD | — | 1.6% | -0.1% | 16.1 | 165,000 | +36,200 | 3 | — |
| ☆AXSM funds › | AXSOME THERAPEUTICS INC. | NEW | — | 1.5% | +1.5% | 15.4 | 63,000 | +63,000 | 1 | — |
| ☆TEVA funds › | TEVA PHARMACEUTICAL INDS LTD | TRIM | — | 1.5% | -0.8% | 14.9 | 440,000 | -37,000 | 4 | — |
| ☆MTZ funds › | MASTEC INC | TRIM | — | 1.5% | -1.5% | 14.8 | 35,500 | -22,136 | 5 | — |
| ☆SN funds › | SHARKNINJA INC | NEW | — | 1.3% | +1.3% | 13.4 | 88,000 | +88,000 | 1 | — |
| ☆NFLX funds › | NETFLIX INC. | HOLD | — | 1.3% | -1.5% | 12.9 | 180,000 | +0 | 5 | — |
| ☆CW funds › | CURTISS WRIGHT CORP | ADD | — | 1.2% | -0.2% | 12.1 | 16,000 | +3,000 | 5 | — |
| ☆KYMR funds › | KYMERA THERAPEUTICS INC | NEW | — | 1.2% | +1.2% | 11.9 | 104,000 | +104,000 | 1 | — |
| ☆SITM funds › | SITIME CORP | ADD | — | 1.1% | +0.3% | 11.2 | 15,000 | +195 | 2 | — |
| ☆TWST funds › | TWIST BIOSCIENCE CORP | NEW | — | 1.1% | +1.1% | 11.1 | 108,000 | +108,000 | 1 | — |
| ☆REAL funds › | THE REALREAL INC | ADD | — | 1.1% | +0.5% | 11.1 | 940,000 | +488,945 | 4 | — |
| ☆COGT funds › | COGENT BIOSCIENCES INC | TRIM | — | 1.0% | -0.7% | 10.5 | 272,000 | -21,200 | 3 | — |
| ☆BWXT funds › | BWX TECHNOLOGIES INC | TRIM | — | 1.0% | -1.6% | 10.5 | 54,000 | -28,550 | 5 | — |
| ☆AMZN funds › | AMAZON COM INC | ADD | — | 1.0% | -0.4% | 10.5 | 44,000 | +300 | 5 | — |
| ☆TBBB funds › | BBB FOODS INC | ADD | — | 1.0% | +0.5% | 10.4 | 250,000 | +154,782 | 5 | — |
| ☆AXGN funds › | AXOGEN INC | NEW | — | 1.0% | +1.0% | 10.2 | 221,000 | +221,000 | 1 | — |
| ☆NOK funds › | NOKIA CORP | NEW | — | 1.0% | +1.0% | 10.0 | 750,000 | +750,000 | 1 | — |
| ☆ORKA funds › | ORUKA THERAPEUTICS INC | TRIM | — | 0.9% | -0.8% | 9.5 | 100,000 | -129,900 | 2 | — |
| ☆TTMI funds › | TTM TECHNOLOGIES INC | TRIM | — | 0.9% | -0.5% | 9.4 | 50,000 | -43,000 | 3 | — |
| ☆CRL funds › | CHARLES RIV LABS INTL INC | NEW | — | 0.9% | +0.9% | 8.6 | 38,000 | +38,000 | 1 | — |
| ☆ACMR funds › | ACM RESH INC | NEW | Common Stock | 0.8% | +0.8% | 8.0 | 63,000 | +63,000 | 1 | — |
| ☆CUSIP:G76279101 funds › | ROIVANT SCIENCES LTD | NEW | — | 0.8% | +0.8% | 7.7 | 217,000 | +217,000 | 1 | — |
| ☆MELI funds › | MERCADOLIBRE INC | HOLD | — | 0.8% | -0.5% | 7.7 | 4,510 | +0 | 5 | — |
| ☆APPF funds › | APPFOLIO INC | HOLD | — | 0.8% | -0.4% | 7.6 | 47,500 | +0 | 5 | — |
| ☆PTGX funds › | PROTAGONIST THERAPEUTICS INC | HOLD | — | 0.8% | -0.3% | 7.6 | 62,100 | +0 | 4 | — |
| ☆RDDT funds › | REDDIT INC | NEW | — | 0.7% | +0.7% | 7.5 | 43,000 | +43,000 | 1 | — |
| ☆SMTC funds › | SEMTECH CORP | NEW | — | 0.7% | +0.7% | 7.4 | 46,000 | +46,000 | 1 | — |
| ☆FIVE funds › | FIVE BELOW INC | ADD | — | 0.7% | -0.7% | 7.2 | 40,000 | +520 | 4 | — |
| ☆FERG funds › | FERGUSON ENTERPRISES INC | HOLD | — | 0.7% | -0.4% | 7.0 | 29,300 | +0 | 5 | — |
| ☆DFTX funds › | DEFINIUM THERAPEUTICS INC | NEW | — | 0.6% | +0.6% | 5.7 | 122,000 | +122,000 | 1 | — |
| ☆IMNM funds › | IMMUNOME INC | HOLD | — | 0.6% | -0.4% | 5.6 | 262,900 | +0 | 3 | — |
| ☆HUT funds › | HUT 8 CORP | TRIM | — | 0.5% | +0.1% | 5.1 | 44,500 | -4,800 | 2 | — |
| ☆WRBY funds › | WARBY PARKER INC | ADD | — | 0.5% | +0.0% | 4.6 | 150,000 | +15,000 | 3 | — |
| ☆JATT funds › | JATT II ACQUISITION CORP | NEW | — | 0.5% | +0.5% | 4.5 | 400,000 | +400,000 | 1 | — |
| ☆PRAX funds › | PRAXIS PRECISION MEDICINES I | NEW | — | 0.4% | +0.4% | 4.3 | 12,900 | +12,900 | 1 | — |
| ☆LASR funds › | NLIGHT INC | TRIM | — | 0.4% | -0.2% | 3.8 | 55,000 | -11,000 | 2 | — |
| ☆ABVX funds › | ABIVAX SA | TRIM | — | 0.4% | -0.1% | 3.6 | 27,000 | -1,800 | 4 | — |
| ☆ALKS funds › | ALKERMES PLC | NEW | — | 0.3% | +0.3% | 2.9 | 55,571 | +55,571 | 1 | — |
| ☆CRWD funds › | CROWDSTRIKE HLDGS INC | NEW | — | 0.3% | +0.3% | 2.9 | 3,800 | +3,800 | 1 | — |
| ☆TARS funds › | TARSUS PHARMACEUTICALS INC | NEW | — | 0.2% | +0.2% | 2.5 | 40,000 | +40,000 | 1 | — |
| ☆KRYS funds › | KRYSTAL BIOTECH INC | TRIM | — | 0.2% | -0.2% | 2.2 | 6,000 | -4,625 | 2 | — |
| ☆VCEL funds › | VERICEL CORP | NEW | — | 0.2% | +0.2% | 1.5 | 34,000 | +34,000 | 1 | — |
| ☆MANE funds › | VERADERMICS INC | NEW | — | 0.1% | +0.1% | 1.5 | 12,000 | +12,000 | 1 | — |
| ☆KNSA funds › | KINIKSA PHARMACEUTICALS INTL | NEW | — | 0.1% | +0.1% | 1.5 | 23,000 | +23,000 | 1 | — |
| ☆SG funds › | SWEETGREEN INC | NEW | — | 0.1% | +0.1% | 1.1 | 120,000 | +120,000 | 1 | — |
| ☆SNDK funds › | SANDISK CORP | NEW | — | 0.1% | +0.1% | 0.7 | 303 | +303 | 1 | — |
| ☆STUB funds › | STUBHUB HLDGS INC | NEW | — | 0.1% | +0.1% | 0.6 | 50,000 | +50,000 | 1 | — |
| ☆MAZE funds › | MAZE THERAPEUTICS INC | EXIT | — | 0.0% | -0.5% | 0.0 | 0 | -111,500 | 0 | — |
| ☆QXO funds › | QXO INC | EXIT | — | 0.0% | -0.8% | 0.0 | 0 | -264,253 | 0 | — |
| ☆TLN funds › | TALEN ENERGY CORP | EXIT | — | 0.0% | -0.9% | 0.0 | 0 | -18,490 | 0 | — |
| ☆GOOG funds › | ALPHABET INC | EXIT | — | 0.0% | -2.0% | 0.0 | 0 | -43,250 | 0 | — |
| ☆CLH funds › | CLEAN HARBORS INC | EXIT | — | 0.0% | -1.0% | 0.0 | 0 | -21,855 | 0 | — |
| ☆XENE funds › | XENON PHARMACEUTICALS INC | EXIT | — | 0.0% | -0.5% | 0.0 | 0 | -59,900 | 0 | — |
| ☆HEI funds › | HEICO CORP NEW | EXIT | — | 0.0% | -0.8% | 0.0 | 0 | -19,265 | 0 | — |
| ☆UTHR funds › | UNITED THERAPEUTICS CORP DEL | EXIT | — | 0.0% | -1.2% | 0.0 | 0 | -12,350 | 0 | — |
| ☆CUSIP:880881107 funds › | TERNS PHARMACEUTICALS INC | EXIT | — | 0.0% | -2.5% | 0.0 | 0 | -300,000 | 0 | — |
| ☆KRMN funds › | KARMAN HLDGS INC | EXIT | — | 0.0% | -1.1% | 0.0 | 0 | -90,500 | 0 | — |
| ☆GE funds › | GE AEROSPACE | EXIT | — | 0.0% | -0.7% | 0.0 | 0 | -15,510 | 0 | — |
| ☆GDX funds › | VANECK ETF TRUST | EXIT | — | 0.0% | -1.2% | 0.0 | 0 | -80,000 | 0 | — |
| ☆HEIA funds › | HEICO CORP NEW | EXIT | — | 0.0% | -0.4% | 0.0 | 0 | -10,575 | 0 | — |
| ☆META funds › | META PLATFORMS INC | EXIT | — | 0.0% | -0.9% | 0.0 | 0 | -10,000 | 0 | — |
| ☆BBIO funds › | BRIDGEBIO PHARMA INC | EXIT | — | 0.0% | -0.4% | 0.0 | 0 | -35,200 | 0 | — |
| ☆ACHC funds › | ACADIA HEALTHCARE COMPANY IN | EXIT | — | 0.0% | -0.5% | 0.0 | 0 | -122,600 | 0 | — |
| ☆DBVT funds › | DBV TECHNOLOGIES S A | EXIT | — | 0.0% | -0.9% | 0.0 | 0 | -271,300 | 0 | — |
| ☆CUSIP:04351P101 funds › | ASCENDIS PHARMA A/S | EXIT | — | 0.0% | -0.7% | 0.0 | 0 | -19,125 | 0 | — |
| ☆NET funds › | CLOUDFLARE INC | EXIT | — | 0.0% | -2.1% | 0.0 | 0 | -65,000 | 0 | — |
Point-in-time history
| Period | AUM ($M) | Positions | Turnover | Top-10 wt | Herfindahl | Quality Q | Skill | Universe |
|---|---|---|---|---|---|---|---|---|
| 2026Q2 | 1,008 | 62 | 0.38 | 56% | 0.070 | 0.149 | — | in |
| 2026Q1 | 634 | 52 | 0.34 | 57% | 0.086 | 0.172 | — | in |
| 2025Q4 | 718 | 64 | 0.55 | 44% | 0.039 | 0.016 | — | in |
| 2025Q3 | 1,174 | 76 | 0.20 | 44% | 0.031 | 0.320 | — | in |
| 2025Q2 | 957 | 57 | 0.22 | 51% | 0.039 | 0.372 | — | entered |
| 2025Q1 | 651 | 53 | 0.00 | 49% | 0.034 | 0.000 | — | out |
Long US-equity 13F disclosures only · up to 45-day reporting lag · sells = reduce/avoid, not short.
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