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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
+5.93%
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
$10.7B
AUM Growth
-$908M
Cap. Flow
-$1.39B
Cap. Flow %
-13.04%
Top 10 Hldgs %
17.51%
Holding
1,529
New
105
Increased
364
Reduced
634
Closed
286

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66.7M
2
G icon
Genpact
G
+$27.6M
3
ZTS icon
Zoetis
ZTS
+$17.2M
4
MBLY
Mobileye N.V.
MBLY
+$16.2M
5
PLAY icon
Dave & Buster's
PLAY
+$13.9M

Sector Composition

Rank Sector Weight
1 Healthcare 19.61%
2 Technology 14.78%
3 Industrials 12.48%
4 Financials 12.35%
5 Consumer Discretionary 11.45%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
LABL
951
DELISTED
Multi-Color Corp
LABL
$266K ﹤0.01%
+4,455
New +$306K
DASTY
952
DELISTED
DASSAULT SYSTEMES SA ADR
DASTY
$266K ﹤0.01%
3,319
-22,074
-87% -$1.77M
IWB icon
953
iShares Russell 1000 ETF
IWB
$49.7B
$265K ﹤0.01%
2,344
TTEC icon
954
TTEC Holdings
TTEC
$127M
$265K ﹤0.01%
9,514
-7,670
-45% -$220K
MDP
955
DELISTED
Meredith Corporation
MDP
$265K ﹤0.01%
6,120
RY icon
956
Royal Bank of Canada
RY
$294B
$264K ﹤0.01%
4,934
-100
-2% -$5.61K
LMAT icon
957
LeMaitre Vascular
LMAT
$1.85B
$263K ﹤0.01%
15,229
+749
+5% +$10.8K
FITB
958
Fifth Third Bancorp
FITB
$51.7B
$261K ﹤0.01%
13,031
-36,450
-74% -$722K
CLC
959
DELISTED
Clarcor
CLC
$261K ﹤0.01%
5,263
TXMD icon
960
TherapeuticsMD
TXMD
$24.2M
$259K ﹤0.01%
500
+300
+150% +$111K
GRR
961
DELISTED
Asia Tigers Fund
GRR
$257K ﹤0.01%
28,456
-607
-2% -$5.76K
GK
962
DELISTED
G&K Services Inc
GK
$257K ﹤0.01%
4,095
+819
+25% +$54.5K
MMLP icon
963
Martin Midstream Partners
MMLP
$99.8M
$255K ﹤0.01%
11,770
-30
-0.3% -$755
SR icon
964
Spire
SR
$4.78B
$255K ﹤0.01%
4,300
KYNB
965
Kyntra Bio
KYNB
$28.3M
$252K ﹤0.01%
332
-108
-25% -$71.7K
SWC
966
DELISTED
Stillwater Mining Co
SWC
$252K ﹤0.01%
29,400
+1,910
+7% +$18.2K
AAP icon
967
Advance Auto Parts
AAP
$3.49B
$250K ﹤0.01%
+1,667
New +$290K
EQC
968
DELISTED
Equity Commonwealth
EQC
$250K ﹤0.01%
9,000
-600
-6% -$16.8K
DTH icon
969
WisdomTree International High Dividend Fund
DTH
$658M
$249K ﹤0.01%
6,600
-840
-11% -$32.8K
CDW icon
970
CDW
CDW
$17.7B
$248K ﹤0.01%
5,900
+800
+16% +$34.8K
TYPE
971
DELISTED
Monotype Imaging Holdings Inc.
TYPE
$248K ﹤0.01%
+10,509
New +$258K
DTD icon
972
WisdomTree US Total Dividend Fund
DTD
$1.68B
$247K ﹤0.01%
6,900
+400
+6% +$14.4K
FV icon
973
First Trust Dorsey Wright Focus 5 ETF
FV
$3.7B
$247K ﹤0.01%
10,550
KBH icon
974
KB Home
KBH
$3.49B
$245K ﹤0.01%
19,900
AEE icon
975
Ameren
AEE
$30B
$244K ﹤0.01%
5,666
+40
+0.7% +$1.74K

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William Blair & Company's Q4 2015 Portfolio in Review

As of Q4 2015, William Blair & Company held 1,529 positions worth $10.7B, down 7.9% from $11.6B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company withdrew a net $1.39B in Q4 2015, closing 286 positions and reducing 634 holdings. Its most notable exit was Barracuda Networks, Inc., an estimated $7.62M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 20% of assets, up from 19% a quarter earlier, followed by Technology and Industrials.

Against the trend, William Blair & Company opened a new position in Alphabet (Google) Class A worth $70.1M.

  • William Blair & Company's largest Q4 2015 buy was Alphabet (Google) Class A: 1,802,460 shares worth $70.1M.
  • William Blair & Company added most to Zoetis in Q4 2015, an estimated $17.2M increase.
  • William Blair & Company's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $104M.
  • William Blair & Company fully exited Barracuda Networks, Inc. in Q4 2015, selling an estimated $7.62M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.7B portfolio in Q4 2015.
  • William Blair & Company opened 105 new positions and closed 286 in Q4 2015.
  • William Blair & Company's portfolio value fell 7.9% quarter-over-quarter to $10.7B.

Based on William Blair & Company's 13F filing for Q4 2015, filed 16 Feb 2016.