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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+6.81%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$17.5B
AUM Growth
+$1.09B
Cap. Flow
+$196M
Cap. Flow %
1.12%
Top 10 Hldgs %
22.04%
Holding
1,814
New
115
Increased
670
Reduced
633
Closed
80

Top Buys

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$41.9M
2
DLB icon
Dolby
DLB
+$23M
3
TDOC icon
Teladoc Health
TDOC
+$20.9M
4
CPRT icon
Copart
CPRT
+$20.8M
5
DXCM icon
DexCom
DXCM
+$16M

Top Sells

Rank Stock Value
1
RHT
Red Hat Inc
RHT
+$144M
2
ULTI
Ultimate Software Group Inc
ULTI
+$103M
3
GILD icon
Gilead Sciences
GILD
+$16.4M
4
BX icon
Blackstone
BX
+$12.4M
5
VEEV icon
Veeva Systems
VEEV
+$10.5M

Sector Composition

Rank Sector Weight
1 Technology 22.57%
2 Healthcare 17.89%
3 Financials 12.54%
4 Consumer Discretionary 10.12%
5 Industrials 9.64%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ICE icon
26
Intercontinental Exchange
ICE
$84.5B
$139M 0.8%
1,617,811
+38,526
+2% +$3.15M
FAST icon
27
Fastenal
FAST
$59.8B
$125M 0.71%
7,663,476
-546,936
-7% -$9.02M
BRK.B icon
28
Berkshire Hathaway Class B
BRK.B
$1.14T
$123M 0.71%
579,257
+31,551
+6% +$6.53M
AMT icon
29
American Tower
AMT
$78.8B
$123M 0.7%
602,504
+44,363
+8% +$8.92M
SYK icon
30
Stryker
SYK
$133B
$114M 0.65%
555,716
+10,535
+2% +$2.01M
ACN icon
31
Accenture
ACN
$109B
$114M 0.65%
615,470
+24,514
+4% +$4.4M
DIS icon
32
Walt Disney
DIS
$178B
$111M 0.63%
795,192
+112,743
+17% +$15M
FTV icon
33
Fortive
FTV
$18.6B
$111M 0.63%
2,155,488
+177,110
+9% +$9.2M
ABT icon
34
Abbott
ABT
$188B
$111M 0.63%
1,316,551
+30,911
+2% +$2.43M
JNJ icon
35
Johnson & Johnson
JNJ
$631B
$110M 0.63%
789,325
+20,526
+3% +$2.84M
VIG icon
36
Vanguard Dividend Appreciation ETF
VIG
$114B
$110M 0.63%
953,598
+12,911
+1% +$1.45M
HD icon
37
Home Depot
HD
$350B
$109M 0.62%
524,118
+8,775
+2% +$1.75M
BA icon
38
Boeing
BA
$184B
$103M 0.59%
282,282
+5,748
+2% +$2.1M
VEU icon
39
Vanguard FTSE All-World ex-US ETF
VEU
$69.9B
$103M 0.59%
2,014,153
+11,145
+0.6% +$562K
INTU icon
40
Intuit
INTU
$91.5B
$102M 0.58%
391,218
-24,844
-6% -$6.31M
EOG icon
41
EOG Resources
EOG
$74.6B
$101M 0.58%
1,080,693
+8,629
+0.8% +$802K
NFLX icon
42
Netflix
NFLX
$318B
$99.8M 0.57%
2,715,780
-3,530
-0.1% -$127K
KMX icon
43
CarMax
KMX
$8.34B
$99.7M 0.57%
1,148,084
+153,526
+15% +$12M
WSO icon
44
Watsco Inc
WSO
$13.5B
$98M 0.56%
599,333
-2,188
-0.4% -$344K
TYL icon
45
Tyler Technologies
TYL
$13B
$97.8M 0.56%
452,678
+27,874
+7% +$6.05M
EXAS
46
DELISTED
Exact Sciences
EXAS
$93.3M 0.53%
790,189
-1,256
-0.2% -$127K
COST icon
47
Costco
COST
$423B
$87.9M 0.5%
332,486
+29,895
+10% +$7.45M
CPRT icon
48
Copart
CPRT
$27.4B
$86.1M 0.49%
4,608,792
+1,214,960
+36% +$20.8M
WEX icon
49
WEX
WEX
$6.35B
$84.3M 0.48%
405,290
+18,266
+5% +$3.68M
UNP icon
50
Union Pacific
UNP
$174B
$84.2M 0.48%
497,873
+2,003
+0.4% +$343K
1
2
3 4 5

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William Blair & Company's Q2 2019 Portfolio in Review

As of Q2 2019, William Blair & Company held 1,814 positions worth $17.5B, up 6.6% from $16.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q2 2019 filing shows 115 new, 670 increased, 633 reduced and 80 closed positions. Its largest new stake was Q2 Holdings: 213,468 shares worth $16.3M. The largest sale was Red Hat Inc, an estimated $144M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2019 buy was Q2 Holdings: 213,468 shares worth $16.3M.
  • William Blair & Company added most to Fiserv Inc in Q2 2019, an estimated $41.9M increase.
  • William Blair & Company's biggest Q2 2019 reduction was Gilead Sciences, cutting an estimated $16.4M.
  • William Blair & Company fully exited Red Hat Inc in Q2 2019, selling an estimated $144M.
  • William Blair & Company's ten largest holdings make up 22% of its $17.5B portfolio in Q2 2019.
  • William Blair & Company opened 115 new positions and closed 80 in Q2 2019.
  • William Blair & Company's portfolio value rose 6.6% quarter-over-quarter to $17.5B.

Based on William Blair & Company's 13F filing for Q2 2019, filed 13 Aug 2019.