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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
+563.35%
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
SJNK icon
1201
State Street SPDR Bloomberg Short Term High Yield Bond ETF
SJNK
$4.76B
$270K ﹤0.01%
10,008
-195
-2% -$5.22K
VYMI icon
1202
Vanguard International High Dividend Yield ETF
VYMI
$20.9B
$270K ﹤0.01%
4,240
-75
-2% -$4.63K
ECON icon
1203
Columbia Emerging Markets Consumer ETF
ECON
$337M
$269K ﹤0.01%
11,465
+150
+1% +$3.42K
EWZ icon
1204
iShares MSCI Brazil ETF
EWZ
$8.95B
$269K ﹤0.01%
5,671
-679
-11% -$29.7K
NOV icon
1205
NOV
NOV
$7B
$268K ﹤0.01%
+10,718
New +$241K
PNW icon
1206
Pinnacle West Capital
PNW
$12.2B
$268K ﹤0.01%
2,980
-19
-0.6% -$1.71K
MSCI icon
1207
MSCI
MSCI
$40.9B
$267K ﹤0.01%
1,033
-1
-0.1% -$244
EMN icon
1208
Eastman Chemical
EMN
$8.42B
$266K ﹤0.01%
3,350
-508
-13% -$39.1K
FAF icon
1209
First American
FAF
$7.58B
$266K ﹤0.01%
+4,560
New +$279K
KWEB icon
1210
KraneShares CSI China Internet ETF
KWEB
$5.67B
$266K ﹤0.01%
+5,467
New +$250K
TAK icon
1211
Takeda Pharmaceutical
TAK
$55.7B
$266K ﹤0.01%
13,488
-3,556
-21% -$68K
TRI icon
1212
Thomson Reuters
TRI
$44.1B
$266K ﹤0.01%
3,521
-6,385
-64% -$465K
RBC icon
1213
RBC Bearings
RBC
$18B
$265K ﹤0.01%
1,673
-2,426
-59% -$392K
LL
1214
DELISTED
LL Flooring Holdings, Inc.
LL
$265K ﹤0.01%
27,100
-1,500
-5% -$14K
CWI icon
1215
State Street SPDR MSCI ACWI ex-US ETF
CWI
$2.85B
$263K ﹤0.01%
10,202
-21,144
-67% -$529K
SSRM icon
1216
SSR Mining
SSRM
$6.48B
$263K ﹤0.01%
13,633
-333
-2% -$5.18K
KNOW
1217
DELISTED
Direxion All Cap Insider Sentiment Shares
KNOW
$259K ﹤0.01%
6,565
-1,613
-20% -$62.1K
USCI icon
1218
US Commodity Index
USCI
$365M
$258K ﹤0.01%
7,000
-3,000
-30% -$108K
DON icon
1219
WisdomTree US MidCap Dividend Fund
DON
$4.09B
$257K ﹤0.01%
6,749
-75
-1% -$2.77K
TOL icon
1220
Toll Brothers
TOL
$14.5B
$254K ﹤0.01%
6,436
+11
+0.2% +$440
XGN icon
1221
Exagen
XGN
$166M
$254K ﹤0.01%
+10,000
New +$178K
ARGX icon
1222
argenx
ARGX
$54.1B
$253K ﹤0.01%
+1,575
New +$213K
WYNN icon
1223
Wynn Resorts
WYNN
$10.6B
$252K ﹤0.01%
+1,816
New +$221K
RVNC
1224
DELISTED
Revance Therapeutics, Inc.
RVNC
$251K ﹤0.01%
+15,450
New +$240K
FMBI
1225
DELISTED
First Midwest Bancorp Inc/IL
FMBI
$251K ﹤0.01%
+10,865
New +$231K
47 48
49
50 51

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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.