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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
+4.98%
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
$60.5B
AUM Growth
+$4.27B
Cap. Flow
-$6.02M
Cap. Flow %
-0.01%
Top 10 Hldgs %
8.14%
Holding
2,280
New
233
Increased
803
Reduced
822
Closed
265

Top Buys

Rank Stock Value
1
ABEV icon
Ambev
ABEV
+$275M
2
BIDU icon
Baidu
BIDU
+$202M
3
AKAM icon
Akamai
AKAM
+$127M
4
IPGP icon
IPG Photonics
IPGP
+$107M
5
WP
Worldpay, Inc.
WP
+$106M

Top Sells

Rank Stock Value
1
ABV
COMPANHIA BEBIDA ADS EACH REPSTG 1 PFD SH
ABV
+$237M
2
PRGO icon
Perrigo
PRGO
+$186M
3
SWI
SOLARWINDS INC COM STK (DE)
SWI
+$104M
4
CLH icon
Clean Harbors
CLH
+$104M
5
FMX icon
Fomento Económico Mexicano
FMX
+$101M

Sector Composition

Rank Sector Weight
1 Industrials 8.87%
2 Technology 6.81%
3 Consumer Discretionary 6.54%
4 Healthcare 5.75%
5 Financials 5.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PDP icon
626
Invesco Dorsey Wright Momentum ETF
PDP
$1.5B
$2.55M ﹤0.01%
69,665
+3,800
+6% +$133K
PANW icon
627
Palo Alto Networks
PANW
$296B
$2.53M ﹤0.01%
264,240
+114,720
+77% +$909K
IBB icon
628
iShares Biotechnology ETF
IBB
$9.47B
$2.52M ﹤0.01%
33,270
-38,115
-53% -$2.7M
NSC icon
629
Norfolk Southern
NSC
$76.8B
$2.51M ﹤0.01%
27,085
-11,741
-30% -$1.01M
ATR icon
630
AptarGroup
ATR
$8.69B
$2.51M ﹤0.01%
36,962
+1,740
+5% +$111K
APD icon
631
Air Products & Chemicals
APD
$65.7B
$2.5M ﹤0.01%
24,201
+918
+4% +$92.5K
LYG icon
632
Lloyds Banking Group
LYG
$90.7B
$2.45M ﹤0.01%
460,924
+72,347
+19% +$363K
BX icon
633
Blackstone
BX
$109B
$2.45M ﹤0.01%
79,169
-1,372
-2% -$37.4K
GSK icon
634
GSK
GSK
$103B
$2.42M ﹤0.01%
36,292
-33,538
-48% -$2.17M
SPLV icon
635
Invesco S&P 500 Low Volatility ETF
SPLV
$7.22B
$2.42M ﹤0.01%
72,945
-37,097
-34% -$1.2M
THS
636
DELISTED
Treehouse Foods
THS
$2.42M ﹤0.01%
35,100
-22,367
-39% -$1.57M
GARS
637
DELISTED
Garrison Capital Inc.
GARS
$2.4M ﹤0.01%
173,060
-20,200
-10% -$290K
MKL icon
638
Markel Group
MKL
$23.3B
$2.39M ﹤0.01%
4,121
– –
PODD icon
639
Insulet
PODD
$9.23B
$2.39M ﹤0.01%
64,325
-3,900
-6% -$144K
D icon
640
Dominion Energy
D
$60B
$2.38M ﹤0.01%
36,745
-408
-1% -$26.3K
IRDM icon
641
Iridium Communications
IRDM
$5.13B
$2.38M ﹤0.01%
379,650
+267,600
+239% +$1.62M
NUE icon
642
Nucor
NUE
$62.6B
$2.36M ﹤0.01%
44,219
+6,700
+18% +$346K
GG
643
DELISTED
Goldcorp Inc
GG
$2.36M ﹤0.01%
108,720
-110,105
-50% -$2.59M
NJ
644
DELISTED
NIDEC CP (NIHON KABUSHIKI KAISHA)1 ADS REPTG .25 SH COM STK
NJ
$2.34M ﹤0.01%
+189,242
New +$2.18M
IWO icon
645
iShares Russell 2000 Growth ETF
IWO
$14.9B
$2.33M ﹤0.01%
17,167
-7,653
-31% -$992K
HYG icon
646
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$16.6B
$2.31M ﹤0.01%
24,849
– –
DVN icon
647
Devon Energy
DVN
$48.5B
$2.31M ﹤0.01%
37,261
+63
+0.2% +$3.86K
DO
648
DELISTED
Diamond Offshore Drilling
DO
$2.29M ﹤0.01%
40,190
+26,220
+188% +$1.58M
RGP
649
DELISTED
REGENCY ENERGY PARTNERS LP COMMON UTS REP LIMITED PART INTS
RGP
$2.28M ﹤0.01%
86,980
+1,200
+1% +$30.6K
TRI icon
650
Thomson Reuters
TRI
$43B
$2.28M ﹤0.01%
51,953
+1,190
+2% +$50.8K
24 25
26
27 28

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William Blair & Company's Q4 2013 Portfolio in Review

As of Q4 2013, William Blair & Company held 2,280 positions worth $60.5B, up 7.6% from $56.2B the previous quarter. Its ten largest holdings account for 8.1% of the portfolio.

William Blair & Company's Q4 2013 filing shows 233 new, 803 increased, 822 reduced and 265 closed positions. Its largest new stake was Ambev: 37,612,682 shares worth $276M. The largest sale was COMPANHIA BEBIDA ADS EACH REPSTG 1 PFD SH, an estimated $237M.

By sector, the portfolio is most concentrated in Industrials at 8.9% of assets, down from 9% a quarter earlier, followed by Technology and Consumer Discretionary.

  • William Blair & Company's largest Q4 2013 buy was Ambev: 37,612,682 shares worth $276M.
  • William Blair & Company added most to Baidu in Q4 2013, an estimated $202M increase.
  • William Blair & Company's biggest Q4 2013 reduction was Perrigo, cutting an estimated $186M.
  • William Blair & Company fully exited COMPANHIA BEBIDA ADS EACH REPSTG 1 PFD SH in Q4 2013, selling an estimated $237M.
  • William Blair & Company's ten largest holdings make up 8.1% of its $60.5B portfolio in Q4 2013.
  • William Blair & Company opened 233 new positions and closed 265 in Q4 2013.
  • William Blair & Company's portfolio value rose 7.6% quarter-over-quarter to $60.5B.

Based on William Blair & Company's 13F filing for Q4 2013, filed 11 Feb 2014.