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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
ZLAB icon
1
Zai Lab
ZLAB
$2.17B
$44.7M 3.5%
330,000
+46,000
+16% +$4.68M
Z icon
2
Zillow
Z
$7.04B
$42.3M 3.32%
326,200
+36,200
+12% +$4M
XBI icon
3
PUT
State Street SPDR S&P Biotech ETF
XBI
$10.1B
$38.6M 3.02%
274,000
-256,000
-48% -$32.8M
INSP icon
4
Inspire Medical Systems
INSP
$1.42B
$37.6M 2.95%
200,000
-58,000
-22% -$9.48M
RNG icon
5
RingCentral
RNG
$4.05B
$28.9M 2.26%
76,300
-14,500
-16% -$4.51M
AMZN icon
6
Amazon
AMZN
$2.5T
$27M 2.12%
166,000
-110,000
-40% -$17.6M
ENPH icon
7
Enphase Energy
ENPH
$4.84B
$25.3M 1.98%
144,000
-123,300
-46% -$15.6M
NET icon
8
Cloudflare
NET
$93B
$22M 1.72%
289,000
+58,800
+26% +$3.86M
MDB icon
9
MongoDB
MDB
$24B
$21.9M 1.71%
61,000
-100
-0.2% -$27.9K
ABNB icon
10
Airbnb
ABNB
$83.7B
$20.8M 1.63%
+142,000
New +$21M
CVNA icon
11
Carvana
CVNA
$43.3B
$20.8M 1.63%
435,000
-25,000
-5% -$1.14M
KRE icon
12
CALL
State Street SPDR S&P Regional Banking ETF
KRE
$4.86B
$20.8M 1.63%
+400,000
New +$18.3M
ZM icon
13
Zoom
ZM
$25.8B
$20.1M 1.57%
59,500
-5,500
-8% -$2.45M
ARKG icon
14
PUT
ARK Genomic Revolution ETF
ARKG
$1.51B
$18.7M 1.46%
+200,000
New +$15.9M
RGEN icon
15
Repligen
RGEN
$7.44B
$18M 1.41%
94,000
+10,500
+13% +$1.91M
TMUS icon
16
T-Mobile US
TMUS
$193B
$17.7M 1.39%
131,500
-75,800
-37% -$9.36M
MELI icon
17
Mercado Libre
MELI
$91.3B
$17.6M 1.38%
10,500
+600
+6% +$846K
FOUR icon
18
Shift4
FOUR
$3.84B
$17.3M 1.36%
+230,000
New +$13.8M
ARVN icon
19
Arvinas
ARVN
$518M
$17.1M 1.34%
+201,000
New +$6.93M
LYFT icon
20
Lyft
LYFT
$5.39B
$16.9M 1.33%
+345,000
New +$12.6M
ARNA
21
DELISTED
Arena Pharmaceuticals Inc
ARNA
$16.9M 1.32%
219,700
-56,000
-20% -$4.2M
PYPL icon
22
PayPal
PYPL
$49.5B
$16.9M 1.32%
+72,000
New +$14.9M
MS icon
23
Morgan Stanley
MS
$337B
$16.7M 1.31%
+244,000
New +$14M
DOCU
24
DocuSign
DOCU
$9.63B
$16.7M 1.31%
75,000
+11,500
+18% +$2.58M
FIVE icon
25
Five Below
FIVE
$11.2B
$16.1M 1.26%
92,300
-45,500
-33% -$6.74M
1
2 3 4 5

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ATS
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RIM
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CAM
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LSA
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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.