Atika Capital Management LLC logo

Atika Capital Management LLC

Hedge FundLong/Short

Atika Capital Management LLC is a Long/Short Hedge Fund based in New York, NY led by Bradley Seth Farber, managing $1.2B across 76 long positions as of Q3 2025 with VRT as the largest holding (8% allocation).

Managing PartnerBradley Seth Farber
Portfolio Value
$1.2B
Positions
76
Top Holding
VRT at 7.88%
Last Reported
Q3 2025
Address475 Tenth Avenue, 14th Floor, New York, NY, 10018, United States

Top Holdings

Largest long holdings in Atika Capital Management LLC's portfolio (44.1% of total portfolio)

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HoldingSectorPositionWeightTradedOwnership
Electrical Equipment & Parts
Industrials
$92.5M
7.88%
0.16%
613.1K shares
2
Amazon logo
Amazon
AMZN
Specialty Retail
Consumer Cyclical
$87.2M
7.43%
-$263.5K
Sold
0.00%
397.0K shares
Software - Infrastructure
Technology
$85.5M
7.28%
+$3.6M
Bought
0.00%
165.0K shares
Internet Content & Information
Communication Services
$43.9M
3.74%
+$244.3K
Bought
0.03%
62.9K shares
Construction Materials
Basic Materials
$43.2M
3.68%
-$2.6M
Sold
0.11%
68.5K shares
Aerospace & Defense
Industrials
$40.1M
3.41%
+$1.3M
Bought
0.24%
217.4K shares
Computer Hardware
Technology
$33.7M
2.87%
-$4.4M
Sold
0.02%
231.2K shares
Drug Manufacturers - General
Healthcare
$31.4M
2.67%
0.00%
41.1K shares
Renewable Utilities
Utilities
$31.2M
2.66%
0.03%
94.8K shares
Unknown
Unknown
$29.5M
2.51%
+$4.0M
Bought
0.15%
69.3K shares

Changes

Portfolio activity, position movements, and quarter-over-quarter changes in Atika Capital Management LLC's latest filing

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Market Value
$1.2B
Prior: $957.3M
Q/Q Change
+22.62%
+$216.6M
Net Flows % of MV
+6.09%
Turnover Ratio
14.48%
New Purchases
14 stocks
$95.7M
Added To
20 stocks
+$71.8M
Sold Out Of
8 stocks
$36.1M
Reduced Holdings
20 stocks
-$59.9M

Increased Positions

PositionShares Δ
New
New
3
Ciena logo
Ciena
CIEN
New
New
New

Decreased Positions

PositionShares Δ
Sold
Sold
Sold
Sold
Sold

Analytics

Portfolio insights and performance metrics for Atika Capital Management LLC

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Sector Allocation

Technology: 26.90%TechnologyHealthcare: 15.20%HealthcareIndustrials: 14.30%IndustrialsConsumer Cyclical: 13.00%Consumer CyclicalCommunication Services: 10.40%Communication ServicesUtilities: 6.90%Basic Materials: 3.70%Financial Services: 0.70%Consumer Defensive: 0.40%
Technology
26.90%
Healthcare
15.20%
Industrials
14.30%
Consumer Cyclical
13.00%
Communication Services
10.40%
Utilities
6.90%
Basic Materials
3.70%
Financial Services
0.70%
Consumer Defensive
0.40%

Market Cap Distribution

Mega Cap (> $200B): 25.02%Mega Cap (> $200B)Large Cap ($10B - $200B): 58.27%Large Cap ($10B - $200B)Mid Cap ($2B - $10B): 12.15%Mid Cap ($2B - $10B)Small Cap ($300M - $2B): 0.65%Micro Cap ($50M - $300M): 0.10%Nano Cap (< $50M): 0.23%N/A (ETF or Unknown): 3.58%
Mega Cap (> $200B)
25.02%
Large Cap ($10B - $200B)
58.27%
Mid Cap ($2B - $10B)
12.15%
Small Cap ($300M - $2B)
0.65%
Micro Cap ($50M - $300M)
0.10%
Nano Cap (< $50M)
0.23%
N/A (ETF or Unknown)
3.58%

Portfolio Concentration

Top 10 Holdings %
44.13%
Top 20 Holdings %
64.06%
Top 50 Holdings %
92.64%
Top 100 Holdings %
100.0%

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