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ACM

Atika Capital Management Portfolio holdings

AUM $796M
1-Year Est. Return 167.57%
This Fund
S&P 500
This Quarter Est. Return
+37.87%
1 Year Est. Return
+167.57%
3 Year Est. Return
+553.47%
5 Year Est. Return
+1,283.26%
10 Year Est. Return
+44,203.78%
AUM
$1.28B
AUM Growth
+$56.1M
Cap. Flow
-$177M
Cap. Flow %
-13.88%
Top 10 Hldgs %
24.2%
Holding
156
New
50
Increased
25
Reduced
32
Closed
47

Top Buys

Rank Stock Value
1
ABNB icon
Airbnb
ABNB
+$21M
2
GOOG icon
Alphabet (Google) Class C
GOOG
+$15.2M
3
PYPL icon
PayPal
PYPL
+$14.9M
4
MS icon
Morgan Stanley
MS
+$14M
5
FOUR icon
Shift4
FOUR
+$13.8M

Top Sells

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$17.6M
2
HZNP
Horizon Therapeutics Public Limited Company Ordinary Shares
HZNP
+$16M
3
ENPH icon
Enphase Energy
ENPH
+$15.6M
4
XYZ
Block Inc
XYZ
+$14.6M
5
LVGO
Livongo Health, Inc. Common Stock
LVGO
+$14.2M

Sector Composition

Rank Sector Weight
1 Healthcare 25.79%
2 Technology 24.19%
3 Consumer Discretionary 14.84%
4 Communication Services 10.24%
5 Financials 3.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
COUP
26
DELISTED
Coupa Software Incorporated
COUP
$15.9M 1.25%
47,000
-19,300
-29% -$5.97M
GOOG icon
27
Alphabet (Google) Class C
GOOG
$4.32T
$15.8M 1.23%
+180,000
New +$15.2M
CCS icon
28
Century Communities
CCS
$2.03B
$15.6M 1.23%
357,400
-32,000
-8% -$1.41M
QCOM icon
29
Qualcomm
QCOM
$176B
$15.2M 1.19%
100,000
-62,700
-39% -$8.73M
IBB icon
30
PUT
iShares Biotechnology ETF
IBB
$9.77B
$15.1M 1.19%
+100,000
New +$14.3M
MLM icon
31
Martin Marietta Materials
MLM
$33B
$14.8M 1.16%
52,000
+7,000
+16% +$1.86M
THO icon
32
Thor Industries
THO
$4.14B
$14.7M 1.15%
158,000
-17,000
-10% -$1.59M
DKNG icon
33
DraftKings
DKNG
$11.9B
$14.2M 1.11%
305,000
-40,000
-12% -$1.9M
PODD icon
34
Insulet
PODD
$9.79B
$14.1M 1.1%
+55,000
New +$13.6M
MSFT icon
35
Microsoft
MSFT
$3.71T
$14M 1.1%
63,000
-57,500
-48% -$12.4M
SWAV
36
DELISTED
Shockwave Medical, Inc. Common Stock
SWAV
$14M 1.1%
135,000
+17,000
+14% +$1.47M
ARGX icon
37
argenx
ARGX
$54.1B
$13.9M 1.09%
47,400
+2,600
+6% +$715K
TSLA icon
38
PUT
Tesla
TSLA
$1.3T
$13.8M 1.08%
+58,500
New +$9.98M
EXAS
39
DELISTED
Exact Sciences
EXAS
$13.6M 1.06%
102,300
-8,900
-8% -$1.08M
OKTA icon
40
Okta
OKTA
$25.8B
$13.2M 1.04%
52,000
-8,000
-13% -$1.9M
EPAM icon
41
EPAM Systems
EPAM
$5.03B
$13.1M 1.03%
36,600
+3,800
+12% +$1.27M
INFN
42
DELISTED
Infinera Corporation Common Stock
INFN
$12.8M 1%
1,220,000
+286,000
+31% +$2.27M
EGHT icon
43
8x8 Inc
EGHT
$332M
$12.8M 1%
+370,000
New +$7.93M
NFLX icon
44
Netflix
NFLX
$309B
$12.4M 0.97%
230,000
-191,000
-45% -$9.68M
XLRN
45
DELISTED
Acceleron Pharma
XLRN
$12.4M 0.97%
97,200
+14,200
+17% +$1.66M
RARE icon
46
Ultragenyx Pharmaceutical
RARE
$2.55B
$12.3M 0.96%
89,000
+10,400
+13% +$1.23M
BHVN
47
DELISTED
Biohaven Pharmaceutical Holding Company Ltd.
BHVN
$12.3M 0.96%
143,000
+14,500
+11% +$1.23M
GH icon
48
Guardant Health
GH
$22.6B
$12.2M 0.96%
95,000
+15,800
+20% +$1.82M
GS icon
49
Goldman Sachs
GS
$303B
$12.1M 0.95%
+46,000
New +$10.2M
ROKU icon
50
Roku
ROKU
$22.7B
$12.1M 0.95%
36,400
-17,800
-33% -$4.67M
1
2
3 4 5

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Atika Capital Management's Q4 2020 Portfolio in Review

As of Q4 2020, Atika Capital Management held 156 positions worth $1.28B, up 4.6% from $1.22B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

Atika Capital Management withdrew a net $177M in Q4 2020, closing 47 positions and reducing 32 holdings. Its most notable exit was Horizon Therapeutics Public Limited Company Ordinary Shares, an estimated $16M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 26% of assets, up from 23% a quarter earlier, followed by Technology and Consumer Discretionary.

Against the trend, Atika Capital Management opened a new position in Airbnb worth $20.8M.

  • Atika Capital Management's largest Q4 2020 buy was Airbnb: 142,000 shares worth $20.8M.
  • Atika Capital Management added most to Natera in Q4 2020, an estimated $6.31M increase.
  • Atika Capital Management's biggest Q4 2020 reduction was Amazon, cutting an estimated $17.6M.
  • Atika Capital Management fully exited Horizon Therapeutics Public Limited Company Ordinary Shares in Q4 2020, selling an estimated $16M.
  • Atika Capital Management's ten largest holdings make up 24% of its $1.28B portfolio in Q4 2020.
  • Atika Capital Management opened 50 new positions and closed 47 in Q4 2020.
  • Atika Capital Management's portfolio value rose 4.6% quarter-over-quarter to $1.28B.

Based on Atika Capital Management's 13F filing for Q4 2020, filed 16 Feb 2021.