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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+9.1%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$19.5B
AUM Growth
+$2.1B
Cap. Flow
+$465M
Cap. Flow %
2.39%
Top 10 Hldgs %
22.3%
Holding
1,847
New
125
Increased
679
Reduced
598
Closed
120

Top Buys

Rank Stock Value
1
ANET icon
Arista Networks
ANET
+$24M
2
DIS icon
Walt Disney
DIS
+$22.5M
3
PYPL icon
PayPal
PYPL
+$21.1M
4
AXP icon
American Express
AXP
+$18.6M
5
NOW icon
ServiceNow
NOW
+$15.5M

Top Sells

Rank Stock Value
1
CELG
Celgene Corp
CELG
+$25M
2
ULTA icon
Ulta Beauty
ULTA
+$21.8M
3
EOG icon
EOG Resources
EOG
+$20.9M
4
ABMD
Abiomed Inc
ABMD
+$16.3M
5
GRUB
Just Eat Takeaway.com N.V. American Depositary Shares
GRUB
+$11.2M

Sector Composition

Rank Sector Weight
1 Technology 23.46%
2 Healthcare 17.35%
3 Financials 13.04%
4 Consumer Discretionary 9.94%
5 Industrials 9.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IYG icon
1651
iShares US Financial Services ETF
IYG
$2.22B
$2K ﹤0.01%
36
+3
+9% +$144
MDIV icon
1652
First Trust Exchange-Traded Fund VI Multi-Asset Diversified Income Index Fund
MDIV
$428M
$2K ﹤0.01%
112
-925
-89% -$17.1K
NORW icon
1653
Global X MSCI Norway ETF
NORW
$87.2M
$2K ﹤0.01%
69
– –
SPFF icon
1654
Global X SuperIncome Preferred ETF
SPFF
$142M
$2K ﹤0.01%
130
– –
VTWV icon
1655
Vanguard Russell 2000 Value ETF
VTWV
$1.31B
$2K ﹤0.01%
20
-30
-60% -$3.23K
DEW icon
1656
WisdomTree Global High Dividend Fund
DEW
$155M
$1K ﹤0.01%
28
– –
DOG
1657
ProShares Short Dow30
DOG
$96.7M
$1K ﹤0.01%
25
– –
DXD icon
1658
ProShares UltraShort Dow 30
DXD
$37.7M
$1K ﹤0.01%
5
– –
EPOL icon
1659
iShares MSCI Poland ETF
EPOL
$747M
$1K ﹤0.01%
55
– –
ESGU icon
1660
iShares ESG Aware MSCI USA ETF
ESGU
$18.3B
$1K ﹤0.01%
+10
New +$681
IDGT icon
1661
iShares US Digital Infrastructure and Real Estate ETF
IDGT
$522M
$1K ﹤0.01%
13
– –
KXI icon
1662
iShares Global Consumer Staples ETF
KXI
$1.07B
$1K ﹤0.01%
12
-150
-93% -$8.19K
SLYG icon
1663
State Street SPDR S&P 600 Small Cap Growth ETF
SLYG
$5.22B
$1K ﹤0.01%
20
– –
XMVM icon
1664
Invesco S&P MidCap Value with Momentum ETF
XMVM
$506M
$1K ﹤0.01%
22
– –
TDW.WS.B
1665
DELISTED
Tidewater Inc. Series B Warrants to purchase shares of common stock (expiring July 31, 2023)
TDW.WS.B
$1K ﹤0.01%
850
+804
+1,748% +$832
AGT
1666
DELISTED
iShares MSCI Argentina and Global Exposure ETF
AGT
$1K ﹤0.01%
60
– –
TACOW
1667
DELISTED
Del Taco Restaurants, Inc. Warrants
TACOW
$1K ﹤0.01%
9,695
+2,195
+29% +$513
ACIW icon
1668
ACI Worldwide
ACIW
$5.88B
– –
-7,675
Closed -$240K
AES icon
1669
AES
AES
$10.5B
– –
-53,273
Closed -$870K
AIV
1670
Aimco
AIV
$381M
– –
-140,760
Closed -$978K
ALB icon
1671
Albemarle
ALB
$14B
– –
-3,169
Closed -$220K
ANIK icon
1672
Anika Therapeutics
ANIK
$257M
– –
-3,985
Closed -$219K
APA icon
1673
APA Corp
APA
$12.3B
– –
-14,484
Closed -$371K
ARW icon
1674
Arrow Electronics
ARW
$11.6B
– –
-11,797
Closed -$880K
AXS icon
1675
AXIS Capital
AXS
$7.61B
– –
-14,644
Closed -$977K
65 66
67
68 69

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William Blair & Company's Q4 2019 Portfolio in Review

As of Q4 2019, William Blair & Company held 1,847 positions worth $19.5B, up 12% from $17.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q4 2019 filing shows 125 new, 679 increased, 598 reduced and 120 closed positions. Its largest new stake was Dynatrace: 165,602 shares worth $4.19M. The largest sale was Celgene Corp, an estimated $25M.

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

  • William Blair & Company's largest Q4 2019 buy was Dynatrace: 165,602 shares worth $4.19M.
  • William Blair & Company added most to Arista Networks in Q4 2019, an estimated $24M increase.
  • William Blair & Company's biggest Q4 2019 reduction was Ulta Beauty, cutting an estimated $21.8M.
  • William Blair & Company fully exited Celgene Corp in Q4 2019, selling an estimated $25M.
  • William Blair & Company's ten largest holdings make up 22% of its $19.5B portfolio in Q4 2019.
  • William Blair & Company opened 125 new positions and closed 120 in Q4 2019.
  • William Blair & Company's portfolio value rose 12% quarter-over-quarter to $19.5B.

Based on William Blair & Company's 13F filing for Q4 2019, filed 13 Feb 2020.