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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
ARGX icon
1026
argenx
ARGX
$53.6B
$413K ﹤0.01%
1,575
– –
AG icon
1027
First Majestic Silver
AG
$9.26B
$410K ﹤0.01%
43,067
-9,785
-19% -$114K
PINC
1028
DELISTED
Premier
PINC
$409K ﹤0.01%
+12,458
New +$414K
FXI icon
1029
iShares China Large-Cap ETF
FXI
$4.16B
$408K ﹤0.01%
9,708
-1,011
-9% -$43.5K
SINA
1030
DELISTED
Sina Corp
SINA
$405K ﹤0.01%
9,500
– –
APO icon
1031
Apollo Global Management
APO
$84.8B
$401K ﹤0.01%
8,950
– –
TEVA icon
1032
Teva Pharmaceuticals
TEVA
$42.6B
$401K ﹤0.01%
44,515
-1,950
-4% -$20.6K
XIFR
1033
XPLR Infrastructure LP
XIFR
$1.09B
$401K ﹤0.01%
6,680
+55
+0.8% +$3.25K
BMY.RT
1034
DELISTED
Bristol-Myers Squibb Company Contingent Value Rights
BMY.RT
$396K ﹤0.01%
176,220
-17,825
-9% -$50.9K
HL icon
1035
Hecla Mining
HL
$11.9B
$395K ﹤0.01%
77,831
+1
+0% +$5
SLCA
1036
DELISTED
U.S. SILICA HOLDINGS, INC.
SLCA
$395K ﹤0.01%
131,563
-6,244
-5% -$23.2K
KKR icon
1037
KKR & Co
KKR
$103B
$393K ﹤0.01%
11,434
-152
-1% -$5.32K
OBDC icon
1038
Blue Owl Capital
OBDC
$5.87B
$393K ﹤0.01%
32,587
+10,863
+50% +$133K
ONB icon
1039
Old National Bancorp
ONB
$10.4B
$393K ﹤0.01%
31,308
-1,500
-5% -$20.6K
OLN icon
1040
Olin
OLN
$2.17B
$386K ﹤0.01%
31,150
+5,250
+20% +$60.7K
FINX icon
1041
Global X FinTech ETF
FINX
$173M
$383K ﹤0.01%
10,074
+8,135
+420% +$297K
HST icon
1042
Host Hotels & Resorts
HST
$15.6B
$382K ﹤0.01%
35,375
+1,654
+5% +$18.3K
JHMM icon
1043
John Hancock Multifactor Mid Cap ETF
JHMM
$6.18B
$381K ﹤0.01%
10,122
+126
+1% +$4.7K
KR icon
1044
Kroger
KR
$35.1B
$380K ﹤0.01%
11,192
+1,140
+11% +$39.4K
FCFS icon
1045
FirstCash
FCFS
$9.14B
$379K ﹤0.01%
6,629
-484
-7% -$29.6K
BE icon
1046
Bloom Energy
BE
$69.6B
$378K ﹤0.01%
+21,016
New +$314K
VOX icon
1047
Vanguard Communication Services ETF
VOX
$5.88B
$378K ﹤0.01%
3,708
-110
-3% -$11.2K
SR icon
1048
Spire
SR
$4.9B
$377K ﹤0.01%
7,085
-25
-0.4% -$1.49K
COMT icon
1049
iShares GSCI Commodity Dynamic Roll Strategy ETF
COMT
$1.22B
$376K ﹤0.01%
15,081
+4,375
+41% +$110K
VIGI icon
1050
Vanguard International Dividend Appreciation ETF
VIGI
$9.32B
$376K ﹤0.01%
5,228
+3,528
+208% +$252K
40 41
42
43 44

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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.