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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
+31.62%
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
$21B
AUM Growth
+$4.97B
Cap. Flow
+$438M
Cap. Flow %
2.09%
Top 10 Hldgs %
26.83%
Holding
1,788
New
129
Increased
575
Reduced
731
Closed
107

Top Buys

Rank Stock Value
1
COUP
Coupa Software Incorporated
COUP
+$55.8M
2
DOCU
DocuSign
DOCU
+$52.4M
3
AON icon
Aon
AON
+$47.5M
4
SBUX icon
Starbucks
SBUX
+$44.7M
5
ABMD
Abiomed Inc
ABMD
+$39.1M

Top Sells

Rank Stock Value
1
DIS icon
Walt Disney
DIS
+$56.6M
2
PCTY icon
Paylocity
PCTY
+$45.8M
3
BRK.B icon
Berkshire Hathaway Class B
BRK.B
+$36.9M
4
DLB icon
Dolby
DLB
+$28.4M
5
AXP icon
American Express
AXP
+$22.2M

Sector Composition

Rank Sector Weight
1 Technology 27.38%
2 Healthcare 19.32%
3 Financials 11.61%
4 Consumer Discretionary 10.23%
5 Industrials 8.05%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ARGX icon
1026
argenx
ARGX
$53.6B
$355K ﹤0.01%
1,575
– –
VOX icon
1027
Vanguard Communication Services ETF
VOX
$5.88B
$355K ﹤0.01%
3,818
-355
-9% -$31.4K
DMRC icon
1028
Digimarc Corp
DMRC
$158M
$354K ﹤0.01%
22,150
-8,500
-28% -$136K
PVG
1029
DELISTED
PRETIUM RESOURCES INC.
PVG
$354K ﹤0.01%
42,175
– –
JHMM icon
1030
John Hancock Multifactor Mid Cap ETF
JHMM
$6.18B
$351K ﹤0.01%
9,996
+996
+11% +$32.8K
MAG
1031
DELISTED
MAG Silver
MAG
$351K ﹤0.01%
24,924
– –
PSA icon
1032
Public Storage
PSA
$61.4B
$351K ﹤0.01%
1,831
+28
+2% +$5.4K
IEX icon
1033
IDEX
IEX
$17.6B
$347K ﹤0.01%
2,197
-242
-10% -$37K
ROG icon
1034
Rogers Corp
ROG
$2.46B
$346K ﹤0.01%
2,778
+4
+0.1% +$428
UYG icon
1035
ProShares Ultra Financials
UYG
$863M
$346K ﹤0.01%
11,895
– –
SMDV icon
1036
ProShares Russell 2000 Dividend Growers ETF
SMDV
$708M
$344K ﹤0.01%
7,089
-206
-3% -$9.86K
MAS icon
1037
Masco
MAS
$14.7B
$343K ﹤0.01%
6,837
+691
+11% +$30K
BOOT icon
1038
Boot Barn
BOOT
$4.92B
$341K ﹤0.01%
+15,825
New +$310K
SINA
1039
DELISTED
Sina Corp
SINA
$341K ﹤0.01%
9,500
+2,000
+27% +$67.3K
GL icon
1040
Globe Life
GL
$14B
$340K ﹤0.01%
4,574
+11
+0.2% +$835
KR icon
1041
Kroger
KR
$35.1B
$340K ﹤0.01%
10,052
+1,213
+14% +$39.3K
LNC icon
1042
Lincoln National
LNC
$8.67B
$340K ﹤0.01%
9,255
+551
+6% +$19.4K
MGEE icon
1043
MGE Energy Inc
MGEE
$3.06B
$340K ﹤0.01%
5,275
– –
NBHC icon
1044
National Bank Holdings
NBHC
$1.94B
$340K ﹤0.01%
12,592
+1
+0% +$25
XIFR
1045
XPLR Infrastructure LP
XIFR
$1.09B
$340K ﹤0.01%
+6,625
New +$321K
LL
1046
DELISTED
LL Flooring Holdings, Inc.
LL
$338K ﹤0.01%
24,400
-1,200
-5% -$10.2K
CASY icon
1047
Casey's General Stores
CASY
$31.6B
$336K ﹤0.01%
2,249
-206
-8% -$31K
LAMR icon
1048
Lamar Advertising Co
LAMR
$15.8B
$332K ﹤0.01%
4,977
+11
+0.2% +$672
DSGR icon
1049
Distribution Solutions Group
DSGR
$1.61B
$330K ﹤0.01%
20,450
– –
LECO icon
1050
Lincoln Electric
LECO
$15.5B
$330K ﹤0.01%
3,915
-151
-4% -$11.9K
40 41
42
43 44

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William Blair & Company's Q2 2020 Portfolio in Review

As of Q2 2020, William Blair & Company held 1,788 positions worth $21B, up 31% from $16B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

William Blair & Company's Q2 2020 filing shows 129 new, 575 increased, 731 reduced and 107 closed positions. Its largest new stake was Aon: 255,110 shares worth $49.1M. The largest sale was Walt Disney, an estimated $56.6M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, up from 25% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2020 buy was Aon: 255,110 shares worth $49.1M.
  • William Blair & Company added most to Coupa Software Incorporated in Q2 2020, an estimated $55.8M increase.
  • William Blair & Company's biggest Q2 2020 reduction was Walt Disney, cutting an estimated $56.6M.
  • William Blair & Company fully exited Prudential in Q2 2020, selling an estimated $2.8M.
  • William Blair & Company's ten largest holdings make up 27% of its $21B portfolio in Q2 2020.
  • William Blair & Company opened 129 new positions and closed 107 in Q2 2020.
  • William Blair & Company's portfolio value rose 31% quarter-over-quarter to $21B.

Based on William Blair & Company's 13F filing for Q2 2020, filed 12 Aug 2020.