Atika Capital Management

Atika Capital Management as of Dec. 31, 2025

Portfolio Holdings for Atika Capital Management

Atika Capital Management holds 74 positions in its portfolio as reported in the December 2025 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Robinhood Mkts Com Cl A Put Option (HOOD) 40.0 $590M 52k 11310.00
Spdr Series Trust State Street Spd Put Option (XBI) 8.0 $117M 9.6k 12193.00
Vertiv Holdings Com Cl A (VRT) 7.0 $103M 636k 162.01
Eli Lilly & Co. (LLY) 3.0 $44M 41k 1074.68
Intuitive Surgical Com New (ISRG) 2.2 $32M 57k 566.36
Teva Pharmaceutical Inds Sponsored Ads (TEVA) 1.5 $23M 720k 31.21
Ishares Tr Russell 2000 Etf Put Option (IWM) 1.5 $22M 910.00 24616.00
Shopify Cl A Sub Vtg Shs (SHOP) 1.4 $20M 124k 160.97
Madrigal Pharmaceuticals (MDGL) 1.3 $20M 34k 582.34
Bwx Technologies (BWXT) 1.3 $19M 109k 172.84
Amazon (AMZN) 1.3 $19M 80k 230.82
Cogent Biosciences (COGT) 1.2 $18M 506k 35.52
Netflix (NFLX) 1.1 $17M 180k 93.76
Talen Energy Corp (TLN) 1.1 $16M 42k 374.84
Seagate Technology Hldngs Ord Shs (STX) 1.0 $14M 52k 275.39
Ciena Corp Com New (CIEN) 1.0 $14M 60k 233.87
Echostar Corp Cl A (SATS) 0.9 $14M 129k 108.70
Tesla Motors (TSLA) 0.9 $14M 30k 449.72
Insmed Com Par $.01 (INSM) 0.9 $13M 77k 174.04
Alphabet Cap Stk Cl C (GOOG) 0.9 $13M 42k 313.80
Terns Pharmaceuticals (TERN) 0.9 $13M 321k 40.40
MasTec (MTZ) 0.8 $12M 56k 217.37
MercadoLibre (MELI) 0.8 $12M 5.9k 2014.26
Guardant Health (GH) 0.7 $11M 108k 102.14
Cloudflare Cl A Com (NET) 0.7 $11M 55k 197.15
Five Below (FIVE) 0.7 $11M 56k 188.36
Doordash Cl A (DASH) 0.7 $10M 46k 226.48
Appfolio Com Cl A (APPF) 0.7 $10M 45k 232.65
Axsome Therapeutics (AXSM) 0.7 $10M 56k 182.64
Mongodb Cl A (MDB) 0.6 $9.4M 22k 419.69
Realreal (REAL) 0.6 $8.9M 565k 15.78
HEICO Corporation (HEI) 0.6 $8.5M 26k 323.59
Lemonade (LMND) 0.5 $8.1M 114k 71.18
Qxo Com New (QXO) 0.5 $8.1M 420k 19.29
Carlisle Companies (CSL) 0.5 $8.1M 25k 319.86
Ge Aerospace Com New (GE) 0.5 $8.0M 26k 308.03
Protagonist Therapeutics (PTGX) 0.5 $7.5M 86k 87.34
Embraer Sponsored Ads (EMBJ) 0.5 $7.5M 116k 64.37
Ishares Bitcoin Trust Etf Shs Ben Int Put Option (IBIT) 0.5 $7.4M 1.5k 4965.00
Abivax Sa Sponsored Ads (ABVX) 0.5 $7.4M 55k 134.85
Immunome (IMNM) 0.5 $7.2M 334k 21.48
TTM Technologies (TTMI) 0.5 $7.0M 102k 69.00
Roku Com Cl A (ROKU) 0.4 $6.6M 61k 108.49
Ferguson Enterprises Common Stock New (FERG) 0.4 $6.5M 29k 222.63
Rh (RH) 0.4 $6.3M 35k 179.15
Sharkninja Com Shs (SN) 0.4 $5.9M 53k 111.90
Dianthus Therapeutics (DNTH) 0.4 $5.5M 135k 41.21
Curtiss-Wright (CW) 0.4 $5.4M 9.9k 551.27
Warby Parker Cl A Com (WRBY) 0.4 $5.4M 249k 21.79
Medline Com Cl A (MDLN) 0.3 $4.9M 118k 42.00
Floor & Decor Hldgs Cl A Call Option (FND) 0.3 $4.9M 800.00 6089.00
Rivian Automotive Com Cl A Call Option (RIVN) 0.3 $4.8M 2.4k 1971.00
Bbb Foods Cl A Com (TBBB) 0.3 $4.8M 142k 33.39
Figure Technology Solutio Com Cl A (FIGR) 0.3 $4.6M 111k 40.84
Bath &#38 Body Works In (BBWI) 0.3 $4.5M 225k 20.08
Ishares Tr Msci Emg Mkt Etf Call Option (EEM) 0.3 $4.5M 816.00 5471.00
Ascendis Pharma A/s Sponsored Adr (ASND) 0.3 $4.4M 21k 213.24
Rocket Lab Corp (RKLB) 0.3 $4.3M 62k 69.76
Eos Energy Enterprises Com Cl A Call Option (EOSE) 0.3 $4.3M 3.7k 1146.00
Xenon Pharmaceuticals (XENE) 0.3 $4.1M 93k 44.82
Alnylam Pharmaceuticals (ALNY) 0.3 $4.1M 10k 397.65
Dbv Technologies S A Sponsored Ads (DBVT) 0.3 $4.0M 207k 19.17
Kiniksa Pharmaceuticals Ord Shs Cl A (KNSA) 0.3 $3.9M 94k 41.25
Ionis Pharmaceuticals (IONS) 0.3 $3.8M 48k 79.11
Abercrombie & Fitch Cl A (ANF) 0.2 $3.7M 29k 125.87
Rapt Therapeutics Com New (RAPT) 0.2 $3.2M 94k 33.87
Applied Optoelectronics (AAOI) 0.2 $3.1M 88k 34.86
Rocket Cos Com Cl A (RKT) 0.2 $2.5M 130k 19.36
Moderna Put Option (MRNA) 0.2 $2.2M 760.00 2949.00
Unity Software Call Option (U) 0.1 $2.2M 500.00 4417.00
CECO Environmental (CECO) 0.1 $1.8M 30k 59.85
Cidara Therapeutics Com New Call Option (CDTX) 0.1 $1.1M 49.00 22089.00
Clean Harbors (CLH) 0.0 $703k 3.0k 234.48
Reddit Cl A (RDDT) 0.0 $460k 2.0k 229.87