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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
WTFC icon
726
Wintrust Financial
WTFC
$10.9B
$949K ﹤0.01%
21,746
+800
+4% +$31.9K
TER icon
727
Teradyne
TER
$65.3B
$941K ﹤0.01%
11,132
+10
+0.1% +$670
XLP icon
728
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.8B
$941K ﹤0.01%
16,050
+330
+2% +$19.3K
EXP icon
729
Eagle Materials
EXP
$6.5B
$936K ﹤0.01%
13,325
-4,313
-24% -$271K
PCAR icon
730
PACCAR
PCAR
$68.1B
$936K ﹤0.01%
18,756
+60
+0.3% +$2.81K
IJT icon
731
iShares S&P Small-Cap 600 Growth ETF
IJT
$8.44B
$935K ﹤0.01%
11,016
-52
-0.5% -$4.05K
VIS icon
732
Vanguard Industrials ETF
VIS
$8.47B
$933K ﹤0.01%
7,181
+577
+9% +$70.4K
ZNGA
733
DELISTED
ZYNGA INC. CL A COMMON
ZNGA
$932K ﹤0.01%
97,695
+1,773
+2% +$14.5K
VCYT icon
734
Veracyte
VCYT
$3.56B
$929K ﹤0.01%
35,871
-2,225
-6% -$55.4K
MNST icon
735
Monster Beverage
MNST
$91.7B
$927K ﹤0.01%
53,464
-4,608
-8% -$75.2K
MLM icon
736
Martin Marietta Materials
MLM
$33B
$925K ﹤0.01%
4,480
+1
+0% +$192
CAG icon
737
Conagra Brands
CAG
$7.35B
$922K ﹤0.01%
26,229
-2,180
-8% -$72.7K
IONS icon
738
Ionis Pharmaceuticals
IONS
$9.32B
$921K ﹤0.01%
15,618
-493
-3% -$27.4K
LH icon
739
Labcorp
LH
$26.1B
$919K ﹤0.01%
6,443
+476
+8% +$65.9K
BSX icon
740
Boston Scientific
BSX
$74.8B
$909K ﹤0.01%
25,894
-4,034
-13% -$145K
SHV icon
741
iShares 0-1 Year Treasury Bond ETF
SHV
$20.6B
$909K ﹤0.01%
8,209
AAP icon
742
Advance Auto Parts
AAP
$3.35B
$906K ﹤0.01%
6,361
+1,101
+21% +$140K
PLD icon
743
Prologis
PLD
$135B
$897K ﹤0.01%
9,606
+1,059
+12% +$94.5K
XLE icon
744
State Street Energy Select Sector SPDR ETF
XLE
$39.8B
$897K ﹤0.01%
47,396
-11,684
-20% -$217K
ESI icon
745
Element Solutions
ESI
$9.5B
$894K ﹤0.01%
82,391
-17,984
-18% -$181K
NYT icon
746
New York Times
NYT
$10.3B
$889K ﹤0.01%
21,140
-2,250
-10% -$81.8K
NWL icon
747
Newell Brands
NWL
$2.69B
$884K ﹤0.01%
55,640
-8,511
-13% -$117K
MIC
748
DELISTED
Macquarie Infrastructure Holdings, LLC
MIC
$882K ﹤0.01%
28,724
-22,897
-44% -$634K
MNRL
749
DELISTED
Brigham Minerals, Inc. Class A Common Stock
MNRL
$874K ﹤0.01%
70,790
+20,465
+41% +$248K
GPC icon
750
Genuine Parts
GPC
$18.5B
$872K ﹤0.01%
10,025
-1,221
-11% -$96.4K

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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.