Atika Capital Management LLC 13F holdings, Q2 2025
Holdings as of June 30, 2025 · filings on SEC EDGAR · latest filing →
Atika Capital Management LLC disclosed 57 US equity positions worth $957.3m in its Q2 2025 13F filing. The largest position was AMZN at 9.1% of the reported book, followed by VRT and MSFT. Against the Q1 2025 filing, it opened 9 new positions, added to 25 and reduced 14 among the top 50 holdings.
What did Atika Capital Management LLC own in Q2 2025? Top 50 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q1 2025 |
|---|---|---|---|---|---|---|---|
| 1 | AMZN AMAZON COM INC | Consumer Cyclical | 9.1% | $87.4m | 398,249 | 27% | added |
| 2 | VRT VERTIV HOLDINGS CO | Industrials | 8.2% | $78.7m | 613,100 | 26% | added |
| 3 | MSFT MICROSOFT CORP | Technology | 8.2% | $78.6m | 158,000 | 47% | added |
| 4 | SPOT SPOTIFY TECHNOLOGY S A | Communication Services | 5.0% | $48.0m | 62,520 | 1% | added |
| 5 | MLM MARTIN MARIETTA MATLS INC | Basic Materials | 4.2% | $39.8m | 72,533 | 30% | added |
| 6 | GKOS GLAUKOS CORP | Healthcare | 3.4% | $33.0m | 319,500 | 21% | added |
| 7 | ISRG INTUITIVE SURGICAL INC | Healthcare | 3.4% | $32.4m | 59,600 | 8% | added |
| 8 | LLY ELI LILLY & CO | Healthcare | 3.3% | $32.0m | 41,100 | 24% | added |
| 9 | CEG CONSTELLATION ENERGY CORP | Utilities | 3.2% | $30.6m | 94,800 | 130% | added |
| 10 | BWXT BWX TECHNOLOGIES INC | Industrials | 3.2% | $30.3m | 210,400 | 96% | added |
| 11 | META META PLATFORMS INC | Communication Services | 2.9% | $28.0m | 38,000 | 100% | added |
| 12 | ANET ARISTA NETWORKS INC | Technology | 2.8% | $26.8m | 261,608 | 22% | added |
| 13 | MELI MERCADOLIBRE INC | Consumer Cyclical | 2.7% | $26.1m | 10,000 | 26% | added |
| 14 | VST VISTRA CORP | Utilities | 2.5% | $24.0m | 124,000 | 7% | added |
| 15 | GEV GE VERNOVA INC | Industrials | 2.4% | $22.5m | 42,550 | 14% | added |
| 16 | INSP INSPIRE MED SYS INC | Healthcare | 2.2% | $21.0m | 161,900 | 1% | added |
| 17 | HOOD ROBINHOOD MKTS INC | Financial Services | 2.1% | $20.4m | 218,100 | 53% | added |
| 18 | VRNA VERONA PHARMA PLC | 2.1% | $20.1m | 212,500 | 2% | added | |
| 19 | TLN TALEN ENERGY CORP | Utilities | 1.8% | $17.4m | 59,800 | -17% | reduced |
| 20 | DASH DOORDASH INC | Consumer Cyclical | 1.7% | $16.4m | 66,400 | -20% | reduced |
| 21 | NFLX NETFLIX INC | Communication Services | 1.7% | $16.1m | 12,000 | -26% | reduced |
| 22 | CYBERARK SOFTWARE LTD | 1.7% | $15.8m | 38,855 | -9% | reduced | |
| 23 | NET CLOUDFLARE INC | Technology | 1.4% | $13.5m | 68,801 | 91% | added |
| 24 | RBLX ROBLOX CORP | Communication Services | 1.2% | $11.5m | 109,000 | – | new |
| 25 | APPF APPFOLIO INC | Technology | 1.1% | $10.2m | 44,500 | 0% | held |
| 26 | SLNOEUR SOLENO THERAPEUTICS INC | 1.1% | $10.1m | 120,500 | 20% | added | |
| 27 | EYE NATIONAL VISION HLDGS INC | Consumer Cyclical | 1.0% | $9.5m | 414,200 | – | new |
| 28 | NVDA NVIDIA CORPORATION | Technology | 1.0% | $9.3m | 58,800 | 13% | added |
| 29 | ALNY ALNYLAM PHARMACEUTICALS INC | Healthcare | 0.9% | $9.0m | 27,700 | – | new |
| 30 | DUOL DUOLINGO INC | Technology | 0.9% | $8.7m | 21,100 | -9% | reduced |
| 31 | ADBE ADOBE INC | Technology | 0.9% | $8.6m | 22,298 | 4% | added |
| 32 | SN SHARKNINJA INC | Consumer Cyclical | 0.9% | $8.5m | 85,500 | – | new |
| 33 | MTZ MASTEC INC | Industrials | 0.9% | $8.4m | 49,200 | – | new |
| 34 | GE GE AEROSPACE | Industrials | 0.8% | $8.1m | 31,441 | -35% | reduced |
| 35 | SHOP SHOPIFY INC | Technology | 0.8% | $8.0m | 69,400 | 39% | added |
| 36 | NTRA NATERA INC | Healthcare | 0.8% | $7.9m | 46,497 | -35% | reduced |
| 37 | TW TRADEWEB MKTS INC | Financial Services | 0.8% | $7.3m | 50,000 | 34% | added |
| 38 | WWD WOODWARD INC | Industrials | 0.7% | $7.0m | 28,600 | – | new |
| 39 | KYMR KYMERA THERAPEUTICS INC | Healthcare | 0.7% | $6.4m | 146,600 | – | new |
| 40 | FERG FERGUSON ENTERPRISES INC | Industrials | 0.7% | $6.4m | 29,300 | 0% | held |
| 41 | CW CURTISS WRIGHT CORP | Industrials | 0.6% | $5.6m | 11,500 | – | new |
| 42 | SPNT SIRIUSPOINT LTD | Financial Services | 0.6% | $5.5m | 269,300 | -36% | reduced |
| 43 | AXSM AXSOME THERAPEUTICS INC | Healthcare | 0.5% | $4.8m | 46,121 | -37% | reduced |
| 44 | TKO TKO GROUP HOLDINGS INC | Communication Services | 0.5% | $4.8m | 26,200 | -16% | reduced |
| 45 | GH GUARDANT HEALTH INC | Healthcare | 0.5% | $4.6m | 89,200 | 4% | added |
| 46 | RXST RXSIGHT INC | Healthcare | 0.5% | $4.6m | 354,907 | -31% | reduced |
| 47 | TBBB BBB FOODS INC | Consumer Defensive | 0.5% | $4.5m | 161,544 | -12% | reduced |
| 48 | ROKU ROKU INC | Communication Services | 0.4% | $3.9m | 44,600 | -38% | reduced |
| 49 | NBIS NEBIUS GROUP N.V. | Communication Services | 0.4% | $3.8m | 69,500 | – | new |
| 50 | ASND ASCENDIS PHARMA A/S | Healthcare | 0.3% | $2.8m | 16,400 | -53% | reduced |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.