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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
AMG icon
1
Affiliated Managers Group
AMG
$9.64B
$527M 0.79%
2,412,272
-124,518
-5% -$27.7M
GILD icon
2
Gilead Sciences
GILD
$165B
$514M 0.77%
4,389,369
+126,132
+3% +$13.8M
SRCL
3
DELISTED
Stericycle Inc
SRCL
$459M 0.69%
3,423,979
-1,018,527
-23% -$140M
AAPL icon
4
Apple
AAPL
$5T
$413M 0.62%
13,165,564
+17,820
+0.1% +$570K
MA icon
5
Mastercard
MA
$498B
$397M 0.59%
4,242,256
+222,940
+6% +$20.5M
RHT
6
DELISTED
Red Hat Inc
RHT
$379M 0.57%
4,991,386
+606,372
+14% +$46.6M
DG icon
7
Dollar General
DG
$28.2B
$370M 0.55%
4,757,988
+361,251
+8% +$27.3M
AKAM icon
8
Akamai
AKAM
$15.8B
$370M 0.55%
5,294,811
+172,232
+3% +$12.8M
CERN
9
DELISTED
Cerner Corp
CERN
$364M 0.54%
5,266,294
+1,548,745
+42% +$108M
WSM icon
10
Williams-Sonoma
WSM
$27.6B
$363M 0.54%
8,817,626
-950,352
-10% -$37.2M
GOOG icon
11
Alphabet (Google) Class C
GOOG
$4.11T
$360M 0.54%
13,534,560
+1,716,984
+15% +$46M
SU icon
12
Suncor Energy
SU
$77.7B
$336M 0.5%
12,183,652
+717,223
+6% +$21.7M
WP
13
DELISTED
Worldpay, Inc.
WP
$330M 0.49%
8,628,819
-29,130
-0.3% -$1.16M
SIRO
14
DELISTED
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
$324M 0.48%
3,227,938
+302,653
+10% +$29.1M
TEVA icon
15
Teva Pharmaceuticals
TEVA
$40B
$323M 0.48%
5,467,857
-57,336
-1% -$3.54M
SPY icon
16
State Street SPDR S&P 500 ETF Trust
SPY
$776B
$321M 0.48%
1,558,391
+265,095
+20% +$55.7M
CHKP icon
17
Check Point Software Technologies
CHKP
$14.3B
$313M 0.47%
3,934,383
+62,826
+2% +$5.31M
IDXX icon
18
Idexx Laboratories
IDXX
$44.9B
$311M 0.46%
4,844,437
-214,903
-4% -$14.9M
ABEV icon
19
Ambev
ABEV
$47.7B
$305M 0.46%
50,037,052
+7,364,935
+17% +$45.5M
IWD icon
20
iShares Russell 1000 Value ETF
IWD
$81.6B
$300M 0.45%
2,906,976
+797,743
+38% +$83.7M
BIDU icon
21
Baidu
BIDU
$36B
$288M 0.43%
1,446,787
-101,209
-7% -$20.7M
GWRE icon
22
Guidewire Software
GWRE
$14.1B
$287M 0.43%
5,429,825
+153,747
+3% +$7.92M
CSGP icon
23
CoStar Group
CSGP
$12.1B
$284M 0.42%
14,089,550
+62,970
+0.4% +$1.28M
TDG icon
24
TransDigm Group
TDG
$71B
$281M 0.42%
1,248,732
+60,651
+5% +$13.6M
PRAA icon
25
PRA Group
PRAA
$679M
$278M 0.42%
4,469,134
-202,351
-4% -$11.7M
1
2 3 4 5

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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.