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Portfolio (Quarterly) Guide ↗

Atika Capital Management LLC

· CIK 0001599731
13F Portfolio $796M AUM 180 positions Filed May 14, 2026 EDGAR ↗ ← All Funds
Q1 2026 Q4 2025 · All 19 New 12 Added 25 Reduced 36 Exited
Page 1 of 2  ·  36 positions
# Ticker Company Sector Shares Value ↓ % Port Status
1 SHOP SHOPIFY INC Technology 124,000 $20.0M 2.10% SOLD
2 MDGL MADRIGAL PHARMACEUTICALS Healthcare 34,000 $19.8M 2.08% SOLD
3 TSLA TESLA INC Consumer Cyclical 30,000 $13.5M 1.42% SOLD
4 INSM INSMED INC Healthcare 77,200 $13.4M 1.42% SOLD
5 DASH DOORDASH INC Communication Services 46,000 $10.4M 1.10% SOLD
6 AXSM AXSOME THERAPEUTICS INC Healthcare 55,500 $10.1M 1.07% SOLD
7 MDB MONGODB INC Technology 22,326 $9.4M 0.99% SOLD
8 TEVA CALL TEVA PHARMACEUTICAL INDS Healthcare 3,000 $9.4M 0.99% SOLD
9 LMND LEMONADE INC Financial Services 113,917 $8.1M 0.85% SOLD
10 CSL CARLISLE COS INC Industrials 25,300 $8.1M 0.85% SOLD
11 HOOD PUT ROBINHOOD MKTS INC Financial Services 700 $7.9M 0.83% SOLD
12 EMBJ EMBRAER S.A. Industrials 115,930 $7.5M 0.79% SOLD
13 IBIT PUT ISHARES BITCOIN TRUST ETF Financial Services 1,500 $7.4M 0.78% SOLD
14 ROKU ROKU INC Communication Services 61,000 $6.6M 0.70% SOLD
15 RH RH Consumer Cyclical 35,000 $6.3M 0.66% SOLD
16 SN SHARKNINJA INC Consumer Cyclical 52,600 $5.9M 0.62% SOLD
17 HOOD ROBINHOOD MKTS INC Financial Services 51,500 $5.8M 0.61% SOLD
18 MDLN MEDLINE INC Healthcare 117,800 $4.9M 0.52% SOLD
19 FND CALL FLOOR & DECOR HLDGS INC Consumer Cyclical 800 $4.9M 0.51% SOLD
20 RIVN CALL RIVIAN AUTOMOTIVE INC Consumer Cyclical 2,420 $4.8M 0.50% SOLD
Page 1 of 2  ·  36 positions
Sector Allocation
Industrials 41.4%
Healthcare 29.1%
Technology 17.8%
Communication Services 5.8%
Consumer Cyclical 4.9%
Utilities 1.0%