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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
PIE icon
1176
Invesco Dorsey Wright Emerging Markets Momentum ETF
PIE
$250M
$271K ﹤0.01%
14,060
+5,450
+63% +$107K
RRX icon
1177
Regal Rexnord
RRX
$11.4B
$270K ﹤0.01%
2,872
TRI icon
1178
Thomson Reuters
TRI
$46B
$268K ﹤0.01%
3,191
+393
+14% +$30.6K
IYK icon
1179
iShares US Consumer Staples ETF
IYK
$1.43B
$267K ﹤0.01%
5,355
LTC
1180
LTC Properties
LTC
$2.1B
$265K ﹤0.01%
7,614
-34
-0.4% -$1.25K
BEPC icon
1181
Brookfield Renewable
BEPC
$6.66B
$263K ﹤0.01%
+6,738
New +$226K
MPLX icon
1182
MPLX
MPLX
$59.6B
$263K ﹤0.01%
16,708
+254
+2% +$4.59K
PIZ icon
1183
Invesco Dorsey Wright Developed Markets Momentum ETF
PIZ
$745M
$263K ﹤0.01%
8,475
+3,715
+78% +$111K
APTV icon
1184
Aptiv
APTV
$10.2B
$262K ﹤0.01%
2,856
-671
-19% -$56.3K
NEPH icon
1185
Nephros
NEPH
$50.9M
$262K ﹤0.01%
36,249
HII icon
1186
Huntington Ingalls Industries
HII
$12.8B
$261K ﹤0.01%
1,856
-326
-15% -$52.5K
ALLE icon
1187
Allegion
ALLE
$14.2B
$260K ﹤0.01%
2,626
-80
-3% -$8.12K
SON icon
1188
Sonoco
SON
$5.77B
$259K ﹤0.01%
5,078
-65
-1% -$3.44K
ONC
1189
BeOne Medicines Ltd
ONC
$40.3B
$259K ﹤0.01%
+905
New +$213K
DRE
1190
DELISTED
Duke Realty Corp.
DRE
$259K ﹤0.01%
7,007
+1,143
+19% +$43K
ALLY icon
1191
Ally Financial
ALLY
$13.6B
$257K ﹤0.01%
10,256
TAK icon
1192
Takeda Pharmaceutical
TAK
$55.5B
$256K ﹤0.01%
14,358
-534
-4% -$9.72K
SONO icon
1193
Sonos
SONO
$1.96B
$254K ﹤0.01%
+16,750
New +$247K
ALTG icon
1194
Alta Equipment Group
ALTG
$234M
$252K ﹤0.01%
+32,200
New +$256K
DES icon
1195
WisdomTree US SmallCap Dividend Fund
DES
$2.23B
$252K ﹤0.01%
11,931
+5
+0% +$109
KWEB icon
1196
KraneShares CSI China Internet ETF
KWEB
$5.31B
$252K ﹤0.01%
3,701
+60
+2% +$4.07K
FNDA icon
1197
Schwab Fundamental US Small Company Index ETF
FNDA
$9.43B
$251K ﹤0.01%
+15,182
New +$255K
ROG icon
1198
Rogers Corp
ROG
$2.46B
$250K ﹤0.01%
2,552
-226
-8% -$26.6K
MAN icon
1199
ManpowerGroup
MAN
$2.75B
$249K ﹤0.01%
3,395
+100
+3% +$7.18K
CASS icon
1200
Cass Information Systems
CASS
$750M
$248K ﹤0.01%
+6,175
New +$236K

Similar funds

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.