Institutional Manager · CIK 0001599731
Atika Capital Management LLC
NEW YORK, NY · File #028-15941
Latest AUM
$949.8M
Positions
231
Top-10 Concentration
50.4%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 2025231 pos · $949.8M
- 13F HOLDINGS REPORTQ/E Sep 2025258 pos · $1.24B
- 13F HOLDINGS REPORTQ/E Jun 2025189 pos · $1000.0M
- 13F HOLDINGS REPORTQ/E Mar 2025186 pos · $711.1M
- 13F HOLDINGS REPORTQ/E Dec 2024252 pos · $941.4M
- 13F HOLDINGS REPORTQ/E Sep 2024252 pos · $975.4M
- 13F HOLDINGS REPORTQ/E Jun 2024273 pos · $1.02B
- 13F HOLDINGS REPORTQ/E Mar 2024264 pos · $1.02B
- 13F HOLDINGS REPORTQ/E Dec 2023225 pos · $761.9M
- 13F HOLDINGS REPORTQ/E Sep 2023248 pos · $999.0M
- 13F HOLDINGS REPORTQ/E Jun 2023231 pos · $677.1M
- 13F HOLDINGS REPORTQ/E Mar 2023195 pos · $695.5M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SPDR SERIES TRUST | 78464A870 | 5,416 | $66.0M | 11.00% |
| 2 | VERTIV HOLDINGS CO | VRT | 369,018 | $59.8M | 9.96% |
| 3 | SPDR SERIES TRUST | 78464A870 | 2,679 | $32.7M | 5.44% |
| 4 | VERTIV HOLDINGS CO | VRT | 182,842 | $29.6M | 4.93% |
| 5 | ELI LILLY & CO | LLY | 23,931 | $25.7M | 4.28% |
| 6 | ECHOSTAR CORP | SATS | 2,275 | $24.7M | 4.12% |
| 7 | INTUITIVE SURGICAL INC | ISRG | 32,976 | $18.7M | 3.11% |
| 8 | SPDR SERIES TRUST | 78464A870 | 1,530 | $18.7M | 3.11% |
| 9 | VERTIV HOLDINGS CO | VRT | 84,240 | $13.6M | 2.27% |
| 10 | ELI LILLY & CO | LLY | 11,853 | $12.7M | 2.12% |
| 11 | ISHARES TR | 464287655 | 513 | $12.6M | 2.10% |
| 12 | TEVA PHARMACEUTICAL INDS | 881624209 | 398,758 | $12.4M | 2.07% |
| 13 | ECHOSTAR CORP | SATS | 1,109 | $12.1M | 2.01% |
| 14 | SHOPIFY INC | SHOP | 69,968 | $11.3M | 1.88% |
| 15 | MADRIGAL PHARMACEUTICALS | MDGL | 18,993 | $11.1M | 1.84% |
| 16 | BWX TECHNOLOGIES INC | BWXT | 61,480 | $10.6M | 1.77% |
| 17 | AMAZON COM INC | AMZN | 45,141 | $10.4M | 1.74% |
| 18 | COGENT BIOSCIENCES INC | COGT | 285,516 | $10.1M | 1.69% |
| 19 | NETFLIX INC | NFLX | 104,500 | $9.8M | 1.63% |
| 20 | INTUITIVE SURGICAL INC | ISRG | 16,853 | $9.5M | 1.59% |