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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
COR icon
1126
Cencora
COR
$60B
$335K ﹤0.01%
4,772
-1,165
-20% -$78.3K
AFSI
1127
DELISTED
AmTrust Financial Services, Inc.
AFSI
$333K ﹤0.01%
20,388
+2,570
+14% +$48.6K
SM icon
1128
SM Energy
SM
$7.66B
$332K ﹤0.01%
+4,000
New +$341K
TWTR
1129
DELISTED
Twitter, Inc.
TWTR
$332K ﹤0.01%
+5,232
New +$260K
PVTB
1130
DELISTED
PrivateBancorp Inc
PVTB
$332K ﹤0.01%
11,510
+910
+9% +$23.4K
NTT
1131
DELISTED
Nippon Telegraph & Telephone
NTT
$332K ﹤0.01%
12,313
+523
+4% +$13.7K
CTR
1132
DELISTED
ClearBridge MLP and Midstream Total Return Fund Inc.
CTR
$330K ﹤0.01%
3,000
-246
-8% -$27K
FLG
1133
Flagstar Bank National Association
FLG
$5.93B
$327K ﹤0.01%
6,492
+1,512
+30% +$73.3K
BEAM
1134
DELISTED
BEAM INC COM STK (DE)
BEAM
$327K ﹤0.01%
4,815
-4,110
-46% -$278K
NTAP icon
1135
NetApp
NTAP
$35.9B
$324K ﹤0.01%
7,902
+263
+3% +$10.7K
RVBD
1136
DELISTED
RIVERBED TECHNOLOGY, INC COM
RVBD
$323K ﹤0.01%
17,884
+44
+0.2% +$712
MGA icon
1137
Magna International
MGA
$18.2B
$321K ﹤0.01%
7,852
– –
WBMD
1138
DELISTED
WebMD Health Corp.
WBMD
$321K ﹤0.01%
8,135
-825
-9% -$29.8K
ESSX
1139
DELISTED
ESSEX RENTAL CORP. COMMON STOCK
ESSX
$321K ﹤0.01%
+98,400
New +$296K
DDD icon
1140
3D Systems Corp
DDD
$581M
$316K ﹤0.01%
3,412
-1,058
-24% -$74.2K
RLD
1141
DELISTED
REALD INC COM STK
RLD
$313K ﹤0.01%
36,675
-52,650
-59% -$413K
AOS icon
1142
A.O. Smith
AOS
$8.25B
$312K ﹤0.01%
11,600
– –
MXF
1143
Mexico Fund
MXF
$311M
$311K ﹤0.01%
10,626
– –
SSO icon
1144
ProShares Ultra S&P500
SSO
$8.32B
$310K ﹤0.01%
48,400
-6,400
-12% -$37.5K
RPM icon
1145
RPM International
RPM
$14.2B
$309K ﹤0.01%
7,462
– –
WHR icon
1146
Whirlpool
WHR
$2.54B
$309K ﹤0.01%
1,972
-300
-13% -$44K
ONIT
1147
Onity Group
ONIT
$319M
$309K ﹤0.01%
372
-33
-8% -$27.2K
DVR
1148
DELISTED
CAL DIVE INTERNATIONAL INC COM
DVR
$308K ﹤0.01%
153,700
+27,700
+22% +$53.2K
IHE icon
1149
iShares US Pharmaceuticals ETF
IHE
$1.62B
$307K ﹤0.01%
7,800
– –
NCI
1150
DELISTED
Navigant Consulting, Inc.
NCI
$307K ﹤0.01%
16,000
– –
44 45
46
47 48

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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.