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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
+0.61%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$66.9B
AUM Growth
+$1.9B
Cap. Flow
+$1.98B
Cap. Flow %
2.96%
Top 10 Hldgs %
6.71%
Holding
2,412
New
252
Increased
857
Reduced
879
Closed
200

Top Buys

Rank Stock Value
1
BC icon
Brunswick
BC
+$132M
2
ANSS
Ansys
ANSS
+$129M
3
UNP icon
Union Pacific
UNP
+$129M
4
CERN
Cerner Corp
CERN
+$108M
5
IWD icon
iShares Russell 1000 Value ETF
IWD
+$83.7M

Top Sells

Rank Stock Value
1
CTSH icon
Cognizant
CTSH
+$154M
2
SRCL
Stericycle Inc
SRCL
+$140M
3
PXD
Pioneer Natural Resource Co.
PXD
+$99.4M
4
SFM icon
Sprouts Farmers Market
SFM
+$84M
5
MNST icon
Monster Beverage
MNST
+$83.7M

Sector Composition

Rank Sector Weight
1 Healthcare 7.37%
2 Industrials 7.1%
3 Financials 6.37%
4 Consumer Discretionary 6.33%
5 Technology 6.14%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ZU
726
DELISTED
ZULILY INC CLASS A COMMON STOCK
ZU
$1.77M ﹤0.01%
136,100
+255
+0.2% +$3.47K
WAB icon
727
Wabtec
WAB
$50.5B
$1.76M ﹤0.01%
18,674
-4,341
-19% -$426K
VTRS icon
728
Viatris
VTRS
$20.6B
$1.76M ﹤0.01%
25,883
+640
+3% +$45.2K
IEFA icon
729
iShares Core MSCI EAFE ETF
IEFA
$194B
$1.75M ﹤0.01%
30,015
+1,140
+4% +$69.3K
HSIC icon
730
Henry Schein
HSIC
$10.2B
$1.71M ﹤0.01%
30,750
– –
NFG icon
731
National Fuel Gas
NFG
$7.75B
$1.71M ﹤0.01%
29,052
+298
+1% +$18.8K
FCX icon
732
Freeport-McMoran
FCX
$96.7B
$1.71M ﹤0.01%
91,696
-18,888
-17% -$390K
ETFC
733
DELISTED
E*Trade Financial Corporation
ETFC
$1.7M ﹤0.01%
56,881
+5,914
+12% +$174K
SIRI icon
734
SiriusXM
SIRI
$10.4B
$1.7M ﹤0.01%
45,636
-275
-0.6% -$10.7K
SSTK icon
735
Shutterstock
SSTK
$221M
$1.68M ﹤0.01%
28,706
-1,235
-4% -$80.7K
HOLX
736
DELISTED
Hologic
HOLX
$1.68M ﹤0.01%
44,180
+20,755
+89% +$726K
WLL
737
DELISTED
Whiting Petroleum Corporation
WLL
$1.67M ﹤0.01%
165
+36
+28% +$375K
GAS
738
DELISTED
AGL Resources Inc
GAS
$1.66M ﹤0.01%
35,663
-684
-2% -$33.8K
WY icon
739
Weyerhaeuser
WY
$18.6B
$1.66M ﹤0.01%
52,669
+26,923
+105% +$866K
CATM
740
DELISTED
Cardtronics plc Class A Ordinary Shares (UK)
CATM
$1.66M ﹤0.01%
44,724
+545
+1% +$20.7K
GG
741
DELISTED
Goldcorp Inc
GG
$1.66M ﹤0.01%
102,335
+1,085
+1% +$19.8K
LDRH
742
DELISTED
LDR HOLDINGS CORP COM STK
LDRH
$1.65M ﹤0.01%
38,253
-2,067
-5% -$82.1K
SO icon
743
Southern Company
SO
$107B
$1.65M ﹤0.01%
39,387
+4,286
+12% +$187K
ACWI icon
744
iShares MSCI ACWI ETF
ACWI
$33.4B
$1.65M ﹤0.01%
27,750
+6,470
+30% +$400K
SE
745
DELISTED
Spectra Energy Corp Wi
SE
$1.64M ﹤0.01%
50,352
+150
+0.3% +$5.34K
ESS icon
746
Essex Property Trust
ESS
$18.5B
$1.64M ﹤0.01%
7,709
+705
+10% +$156K
CEO
747
DELISTED
CNOOC Limited
CEO
$1.64M ﹤0.01%
11,523
+178
+2% +$28.1K
CMCSK
748
DELISTED
COMCAST CORP SPL A (NEW)
CMCSK
$1.62M ﹤0.01%
26,985
+577
+2% +$34.6K
ACGL icon
749
Arch Capital
ACGL
$33.9B
$1.61M ﹤0.01%
72,327
+7,515
+12% +$159K
PCAR icon
750
PACCAR
PCAR
$71.6B
$1.6M ﹤0.01%
37,734
-2,544
-6% -$110K
28 29
30
31 32

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William Blair & Company's Q2 2015 Portfolio in Review

As of Q2 2015, William Blair & Company held 2,412 positions worth $66.9B, up 2.9% from $65B the previous quarter. Its ten largest holdings account for 6.7% of the portfolio.

William Blair & Company's Q2 2015 filing shows 252 new, 857 increased, 879 reduced and 200 closed positions. Its largest new stake was FirstService: 2,731,551 shares worth $75.9M. The largest sale was Cognizant, an estimated $154M.

By sector, the portfolio is most concentrated in Healthcare at 7.4% of assets, down from 7.5% a quarter earlier, followed by Industrials and Financials.

  • William Blair & Company's largest Q2 2015 buy was FirstService: 2,731,551 shares worth $75.9M.
  • William Blair & Company added most to Brunswick in Q2 2015, an estimated $132M increase.
  • William Blair & Company's biggest Q2 2015 reduction was Cognizant, cutting an estimated $154M.
  • William Blair & Company fully exited Sprouts Farmers Market in Q2 2015, selling an estimated $84M.
  • William Blair & Company's ten largest holdings make up 6.7% of its $66.9B portfolio in Q2 2015.
  • William Blair & Company opened 252 new positions and closed 200 in Q2 2015.
  • William Blair & Company's portfolio value rose 2.9% quarter-over-quarter to $66.9B.

Based on William Blair & Company's 13F filing for Q2 2015, filed 3 Aug 2015.