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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
+3.05%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$65B
AUM Growth
+$3.08B
Cap. Flow
+$214M
Cap. Flow %
0.33%
Top 10 Hldgs %
7.07%
Holding
2,420
New
292
Increased
857
Reduced
826
Closed
260

Sector Composition

Rank Sector Weight
1 Healthcare 7.54%
2 Industrials 7.52%
3 Consumer Discretionary 6.41%
4 Technology 6.29%
5 Financials 6.1%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DTV
651
DELISTED
DIRECTV COM STK (DE)
DTV
$2.52M ﹤0.01%
29,602
-12,740
-30% -$1.1M
GLW icon
652
Corning
GLW
$144B
$2.52M ﹤0.01%
110,962
-87,654
-44% -$2.08M
WELL icon
653
Welltower
WELL
$171B
$2.51M ﹤0.01%
32,426
+536
+2% +$42.2K
RDS.B
654
DELISTED
Royal Dutch Shell PLC ADS Class B
RDS.B
$2.51M ﹤0.01%
40,005
-1,112
-3% -$73.5K
CAVM
655
DELISTED
Cavium, Inc.
CAVM
$2.51M ﹤0.01%
35,387
+1,354
+4% +$87.9K
CACC icon
656
Credit Acceptance
CACC
$6.02B
$2.5M ﹤0.01%
12,800
+11,000
+611% +$1.86M
SRE icon
657
Sempra
SRE
$55.9B
$2.46M ﹤0.01%
45,230
-268
-0.6% -$14.8K
EWG icon
658
iShares MSCI Germany ETF
EWG
$1.62B
$2.43M ﹤0.01%
81,554
-8,945
-10% -$257K
RGP
659
DELISTED
REGENCY ENERGY PARTNERS LP COMMON UTS REP LIMITED PART INTS
RGP
$2.43M ﹤0.01%
106,175
-30,262
-22% -$713K
VMC icon
660
Vulcan Materials
VMC
$36.9B
$2.43M ﹤0.01%
28,792
-130
-0.4% -$10K
IVV icon
661
iShares Core S&P 500 ETF
IVV
$902B
$2.43M ﹤0.01%
11,679
+2,207
+23% +$459K
FIS icon
662
Fidelity National Information Services
FIS
$21.8B
$2.42M ﹤0.01%
35,559
-179
-0.5% -$11.7K
PFNX
663
DELISTED
Pfenex Inc.
PFNX
$2.41M ﹤0.01%
+151,500
New +$1.67M
HSY icon
664
Hershey
HSY
$36.7B
$2.4M ﹤0.01%
23,818
-70,759
-75% -$7.38M
SPIL
665
DELISTED
Siliconware Precision Industries Co Ltd
SPIL
$2.4M ﹤0.01%
+292,890
New +$2.48M
HEWG
666
DELISTED
iShares Currency Hedged MSCI Germany ETF
HEWG
$2.39M ﹤0.01%
+83,659
New +$2.21M
DVN icon
667
Devon Energy
DVN
$47.6B
$2.38M ﹤0.01%
39,468
-4,957
-11% -$302K
AMP icon
668
Ameriprise Financial
AMP
$48.7B
$2.38M ﹤0.01%
18,164
-1,347
-7% -$177K
OMC icon
669
Omnicom Group
OMC
$23.2B
$2.36M ﹤0.01%
30,241
-1,593
-5% -$122K
KYNB
670
Kyntra Bio
KYNB
$29.1M
$2.33M ﹤0.01%
2,977
-171
-5% -$133K
YHOO
671
DELISTED
Yahoo Inc
YHOO
$2.31M ﹤0.01%
52,103
+4,269
+9% +$193K
FDN icon
672
First Trust Dow Jones Internet Index Fund ETF
FDN
$5.46B
$2.31M ﹤0.01%
+35,542
New +$2.24M
EWH icon
673
iShares MSCI Hong Kong ETF
EWH
$1.23B
$2.31M ﹤0.01%
105,190
-1,616
-2% -$34.7K
CLS icon
674
Celestica
CLS
$36B
$2.3M ﹤0.01%
+206,878
New +$2.39M
ALV icon
675
Autoliv
ALV
$9.01B
$2.3M ﹤0.01%
27,067
+1,285
+5% +$102K

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William Blair & Company's Q1 2015 Portfolio in Review

As of Q1 2015, William Blair & Company held 2,420 positions worth $65B, up 5% from $61.9B the previous quarter. Its ten largest holdings account for 7.1% of the portfolio.

William Blair & Company's Q1 2015 filing shows 292 new, 857 increased, 826 reduced and 260 closed positions. Its largest new stake was First American: 468,238 shares worth $16.7M. The largest sale was PRECISION CASTPARTS CORP, an estimated $146M.

By sector, the portfolio is most concentrated in Healthcare at 7.5% of assets, down from 7.7% a quarter earlier, followed by Industrials and Consumer Discretionary.

  • William Blair & Company's largest Q1 2015 buy was First American: 468,238 shares worth $16.7M.
  • William Blair & Company added most to Cerner Corp in Q1 2015, an estimated $197M increase.
  • William Blair & Company's biggest Q1 2015 reduction was PRECISION CASTPARTS CORP, cutting an estimated $146M.
  • William Blair & Company fully exited Global Brokerage, Inc. Class A Common Stock in Q1 2015, selling an estimated $91.3M.
  • William Blair & Company's ten largest holdings make up 7.1% of its $65B portfolio in Q1 2015.
  • William Blair & Company opened 292 new positions and closed 260 in Q1 2015.
  • William Blair & Company's portfolio value rose 5% quarter-over-quarter to $65B.

Based on William Blair & Company's 13F filing for Q1 2015, filed 11 May 2015.