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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
+12.53%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$23.6B
AUM Growth
+$2.6B
Cap. Flow
+$316M
Cap. Flow %
1.34%
Top 10 Hldgs %
26.84%
Holding
1,800
New
126
Increased
679
Reduced
652
Closed
80

Top Buys

Rank Stock Value
1
QDEL icon
QuidelOrtho
QDEL
+$40.3M
2
TDOC icon
Teladoc Health
TDOC
+$32.5M
3
CTAS icon
Cintas
CTAS
+$25.5M
4
ECL icon
Ecolab
ECL
+$25.4M
5
FTV icon
Fortive
FTV
+$24M

Top Sells

Rank Stock Value
1
GS icon
Goldman Sachs
GS
+$46.7M
2
GWRE icon
Guidewire Software
GWRE
+$38.9M
3
ANET icon
Arista Networks
ANET
+$31.4M
4
V icon
Visa
V
+$25.9M
5
PFNX
Pfenex Inc.
PFNX
+$25.4M

Sector Composition

Rank Sector Weight
1 Technology 27.37%
2 Healthcare 19.68%
3 Financials 10.88%
4 Consumer Discretionary 10.56%
5 Industrials 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
QQQ icon
126
Invesco QQQ Trust
QQQ
$481B
$39.2M 0.17%
141,098
+5,205
+4% +$1.41M
RPAY icon
127
Repay Holdings
RPAY
$311M
$39M 0.17%
1,661,494
+151,952
+10% +$3.69M
DLB icon
128
Dolby
DLB
$5.75B
$39M 0.17%
588,214
-278,090
-32% -$18.8M
MDB icon
129
MongoDB
MDB
$35.2B
$38.9M 0.17%
168,040
+9,645
+6% +$2.09M
VCSH icon
130
Vanguard Short-Term Corporate Bond ETF
VCSH
$45B
$37.4M 0.16%
451,372
+210,976
+88% +$17.5M
TSLA icon
131
Tesla
TSLA
$1.29T
$37.4M 0.16%
261,270
+15,450
+6% +$1.82M
CVNA icon
132
Carvana
CVNA
$79.7B
$37.3M 0.16%
836,675
-62,325
-7% -$2.21M
MMM icon
133
3M
MMM
$94.8B
$37.3M 0.16%
278,474
+25,848
+10% +$3.48M
BX icon
134
Blackstone
BX
$110B
$36.4M 0.15%
696,728
+11,575
+2% +$619K
UPS icon
135
United Parcel Service
UPS
$88.4B
$36.3M 0.15%
217,826
-9,871
-4% -$1.44M
GLD icon
136
SPDR Gold Trust
GLD
$144B
$36.3M 0.15%
204,857
+38,396
+23% +$6.9M
INTC icon
137
Intel
INTC
$509B
$35.7M 0.15%
690,389
+17,530
+3% +$911K
BLK icon
138
Blackrock
BLK
$180B
$35.4M 0.15%
62,728
+2,247
+4% +$1.28M
VYM icon
139
Vanguard High Dividend Yield ETF
VYM
$84B
$35.3M 0.15%
435,625
-36,536
-8% -$2.99M
AGG icon
140
iShares Core US Aggregate Bond ETF
AGG
$138B
$35.1M 0.15%
297,613
+35,647
+14% +$4.23M
BA icon
141
Boeing
BA
$183B
$35M 0.15%
211,889
+99,621
+89% +$17M
WST icon
142
West Pharmaceutical
WST
$24.8B
$34.9M 0.15%
127,047
-2,035
-2% -$539K
VTV icon
143
Vanguard Morningstar Value ETF
VTV
$193B
$34.7M 0.15%
332,086
-25,995
-7% -$2.72M
QCOM icon
144
Qualcomm
QCOM
$171B
$34.5M 0.15%
293,360
+26,690
+10% +$2.85M
ROKU icon
145
Roku
ROKU
$22.5B
$34.3M 0.15%
181,649
+78,753
+77% +$12.5M
KO icon
146
Coca-Cola
KO
$373B
$33.3M 0.14%
675,215
+116,165
+21% +$5.59M
AXP icon
147
American Express
AXP
$232B
$32.8M 0.14%
327,545
+15,892
+5% +$1.56M
SPT icon
148
Sprout Social
SPT
$579M
$32.8M 0.14%
851,932
+96,051
+13% +$3.05M
RBA icon
149
RB Global
RBA
$16B
$32.5M 0.14%
547,706
-8,103
-1% -$428K
IWM icon
150
iShares Russell 2000 ETF
IWM
$82.2B
$31.1M 0.13%
207,505
+37,278
+22% +$5.61M
4 5
6
7 8

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William Blair & Company's Q3 2020 Portfolio in Review

As of Q3 2020, William Blair & Company held 1,800 positions worth $23.6B, up 12% from $21B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

William Blair & Company's Q3 2020 filing shows 126 new, 679 increased, 652 reduced and 80 closed positions. Its largest new stake was Unity: 72,858 shares worth $6.36M. The largest sale was Goldman Sachs, an estimated $46.7M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 27% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2020 buy was Unity: 72,858 shares worth $6.36M.
  • William Blair & Company added most to QuidelOrtho in Q3 2020, an estimated $40.3M increase.
  • William Blair & Company's biggest Q3 2020 reduction was Goldman Sachs, cutting an estimated $46.7M.
  • William Blair & Company fully exited Pfenex Inc. in Q3 2020, selling an estimated $25.4M.
  • William Blair & Company's ten largest holdings make up 27% of its $23.6B portfolio in Q3 2020.
  • William Blair & Company opened 126 new positions and closed 80 in Q3 2020.
  • William Blair & Company's portfolio value rose 12% quarter-over-quarter to $23.6B.

Based on William Blair & Company's 13F filing for Q3 2020, filed 6 Nov 2020.