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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
POOL icon
51
Pool Corp
POOL
$7.29B
$88.9M 0.42%
327,032
+121,974
+59% +$28.2M
ABMD
52
DELISTED
Abiomed Inc
ABMD
$87.7M 0.42%
363,099
+194,637
+116% +$39.1M
FTV icon
53
Fortive
FTV
$18.5B
$87.1M 0.42%
2,041,807
+4,042
+0.2% +$158K
VEA icon
54
Vanguard FTSE Developed Markets ETF
VEA
$238B
$86M 0.41%
2,217,721
-405,762
-15% -$14.8M
TWLO icon
55
Twilio
TWLO
$37.8B
$84.9M 0.4%
386,761
-19,573
-5% -$3.14M
TDG icon
56
TransDigm Group
TDG
$69.1B
$84.3M 0.4%
190,811
+32,357
+20% +$12.2M
ITW icon
57
Illinois Tool Works
ITW
$83.5B
$83.9M 0.4%
480,068
-1,446
-0.3% -$236K
COUP
58
DELISTED
Coupa Software Incorporated
COUP
$81.9M 0.39%
295,489
+277,258
+1,521% +$55.8M
WMT icon
59
Walmart Inc
WMT
$915B
$81.5M 0.39%
2,041,362
+58,290
+3% +$2.4M
UNP icon
60
Union Pacific
UNP
$174B
$79.8M 0.38%
472,088
+11,994
+3% +$1.92M
APH icon
61
Amphenol
APH
$211B
$76.2M 0.36%
3,181,036
+12,580
+0.4% +$281K
IVV icon
62
iShares Core S&P 500 ETF
IVV
$903B
$75.2M 0.36%
242,751
-11,667
-5% -$3.43M
BMY icon
63
Bristol-Myers Squibb
BMY
$130B
$73M 0.35%
1,241,476
+269,624
+28% +$16.1M
ATVI
64
DELISTED
Activision Blizzard
ATVI
$69.3M 0.33%
913,701
+135,061
+17% +$9.42M
NOW icon
65
ServiceNow
NOW
$128B
$66.9M 0.32%
825,540
+31,950
+4% +$2.26M
GILD icon
66
Gilead Sciences
GILD
$170B
$65.8M 0.31%
854,654
+50,397
+6% +$3.86M
GS icon
67
Goldman Sachs
GS
$303B
$65.4M 0.31%
331,187
+7,173
+2% +$1.35M
BABA icon
68
Alibaba
BABA
$298B
$63.3M 0.3%
293,333
-102,829
-26% -$21.4M
MKC icon
69
McCormick & Company Non-Voting
MKC
$14.3B
$63M 0.3%
702,452
+10,066
+1% +$829K
AME icon
70
Ametek
AME
$59B
$62.9M 0.3%
704,026
-19,465
-3% -$1.63M
BRK.B icon
71
Berkshire Hathaway Class B
BRK.B
$1.09T
$62.6M 0.3%
350,474
-202,321
-37% -$36.9M
LIN icon
72
Linde
LIN
$222B
$62.5M 0.3%
294,674
+35,430
+14% +$6.84M
EW icon
73
Edwards Lifesciences
EW
$53.4B
$61.5M 0.29%
890,406
+1,770
+0.2% +$126K
GSHD icon
74
Goosehead Insurance
GSHD
$2.32B
$60.2M 0.29%
801,318
+43,316
+6% +$2.51M
EXAS
75
DELISTED
Exact Sciences
EXAS
$59.3M 0.28%
682,273
-91,203
-12% -$7.29M
1 2
3
4 5

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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.