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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
PRGO icon
26
Perrigo
PRGO
$1.43B
$232M 0.38%
1,514,127
-1,291,756
-46% -$186M
EFX icon
27
Equifax
EFX
$20.7B
$226M 0.37%
3,268,241
+350,013
+12% +$22.8M
BEAV
28
DELISTED
B/E Aerospace Inc
BEAV
$225M 0.37%
3,571,923
-1,390,933
-28% -$83.1M
TDG icon
29
TransDigm Group
TDG
$69.9B
$217M 0.36%
1,347,623
+109,808
+9% +$16.4M
LPLA icon
30
LPL Financial
LPLA
$27.1B
$214M 0.35%
4,547,882
-44,177
-1% -$1.85M
HMSY
31
DELISTED
HMS Holdings Corp.
HMSY
$210M 0.35%
9,253,837
-540,951
-6% -$11.7M
FBIN icon
32
Fortune Brands Innovations
FBIN
$5.88B
$206M 0.34%
5,278,057
+1,839,374
+53% +$66.3M
SIRO
33
DELISTED
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
$206M 0.34%
2,936,267
-14,457
-0.5% -$1M
COST icon
34
Costco
COST
$423B
$198M 0.33%
1,661,075
-115,737
-7% -$13.8M
SBUX icon
35
Starbucks
SBUX
$121B
$196M 0.32%
5,012,966
-435,178
-8% -$17.2M
ESRX
36
DELISTED
Express Scripts Holding Company
ESRX
$196M 0.32%
2,788,186
-186,945
-6% -$12.2M
WSM icon
37
Williams-Sonoma
WSM
$27.5B
$195M 0.32%
6,693,202
+3,180,930
+91% +$88.9M
CTXS
38
DELISTED
Citrix Systems Inc
CTXS
$195M 0.32%
3,862,989
-1,773,046
-31% -$84.4M
CYT
39
DELISTED
CYTEC INDS INC
CYT
$193M 0.32%
4,150,364
+1,118,912
+37% +$48.5M
AGN
40
DELISTED
Allergan Inc
AGN
$193M 0.32%
1,734,174
+80,033
+5% +$7.64M
SBNY
41
DELISTED
Signature Bank
SBNY
$188M 0.31%
1,754,655
-782,036
-31% -$80M
BMRN icon
42
BioMarin Pharmaceuticals
BMRN
$11.7B
$185M 0.31%
2,636,249
+532,886
+25% +$36.2M
NBIS
43
Nebius Group N.V.
NBIS
$47.8B
$181M 0.3%
4,203,520
+283,876
+7% +$11M
ODFL icon
44
Old Dominion Freight Line
ODFL
$44.2B
$180M 0.3%
10,164,900
+3,255,000
+47% +$53.4M
RHT
45
DELISTED
Red Hat Inc
RHT
$177M 0.29%
3,160,445
+137,957
+5% +$6.39M
CSGP icon
46
CoStar Group
CSGP
$11.9B
$176M 0.29%
9,526,570
-1,097,660
-10% -$19.4M
WEX icon
47
WEX
WEX
$6.35B
$172M 0.28%
1,733,000
+10,965
+0.6% +$1.03M
FOSL icon
48
Fossil Group
FOSL
$288M
$170M 0.28%
1,418,408
+325,175
+30% +$40.1M
PX
49
DELISTED
Praxair Inc
PX
$169M 0.28%
1,301,723
-8,526
-0.7% -$1.06M
CTRX
50
DELISTED
CATAMARAN CORP COM STK (CDA)
CTRX
$169M 0.28%
3,562,719
+1,747,260
+96% +$82.4M
1
2
3 4 5

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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.