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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
+7.3%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
AUM
$26.4B
AUM Growth
+$1.13B
Cap. Flow
-$116M
Cap. Flow %
-0.44%
Top 10 Hldgs %
15.02%
Holding
487
New
36
Increased
164
Reduced
225
Closed
46

Sector Composition

Rank Sector Weight
1 Healthcare 12.31%
2 Financials 12.26%
3 Consumer Discretionary 12.11%
4 Technology 11.8%
5 Industrials 11.59%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
JLL icon
126
Jones Lang LaSalle
JLL
$16.7B
$59.9M 0.23%
526,546
-71,469
-12% -$7.98M
XRAY icon
127
Dentsply Sirona
XRAY
$2.33B
$57.2M 0.22%
962,593
-702,101
-42% -$43.1M
ANET icon
128
Arista Networks
ANET
$248B
$55.8M 0.21%
+10,497,280
New +$50M
ACN icon
129
Accenture
ACN
$110B
$55.5M 0.21%
453,872
+155,182
+52% +$17.7M
INDA icon
130
iShares MSCI India ETF
INDA
$6.6B
$54.2M 0.21%
1,842,900
-633,600
-26% -$18.6M
MTN icon
131
Vail Resorts
MTN
$5.28B
$54M 0.2%
344,231
+10,191
+3% +$1.55M
XLP icon
132
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.6B
$54M 0.2%
1,013,900
-500
-0% -$27.2K
EMB icon
133
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$14.9B
$53.5M 0.2%
456,700
+2,310
+0.5% +$269K
CRZO
134
DELISTED
Carrizo Oil & Gas Inc
CRZO
$52.4M 0.2%
1,289,613
+18,642
+1% +$668K
AKRX
135
DELISTED
Akorn Inc
AKRX
$52M 0.2%
1,908,134
+121,705
+7% +$3.6M
P
136
DELISTED
Pandora Media Inc
P
$51.6M 0.2%
3,597,733
+66,111
+2% +$893K
BIDU icon
137
Baidu
BIDU
$36B
$51.2M 0.19%
281,035
-688,331
-71% -$119M
CBOE icon
138
Cboe Global Markets
CBOE
$29.3B
$51M 0.19%
785,770
-925,111
-54% -$63.1M
XLU icon
139
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
$50.8M 0.19%
2,074,000
+38,400
+2% +$975K
EL icon
140
Estee Lauder
EL
$31.7B
$50.5M 0.19%
569,845
+156,092
+38% +$14.2M
AAMI
141
Acadian Asset Management
AAMI
$3.25B
$50.2M 0.19%
3,606,231
+69,870
+2% +$947K
NDAQ icon
142
Nasdaq
NDAQ
$53.2B
$50.1M 0.19%
+2,226,789
New +$51.4M
MLM icon
143
Martin Marietta Materials
MLM
$33.2B
$49.7M 0.19%
277,407
+2,315
+0.8% +$442K
BLK icon
144
Blackrock
BLK
$177B
$49M 0.19%
135,194
-3,293
-2% -$1.2M
AMED
145
DELISTED
Amedisys
AMED
$48.9M 0.18%
1,029,787
+293,355
+40% +$14.6M
PRGO icon
146
Perrigo
PRGO
$1.78B
$48.8M 0.18%
528,179
-6,756
-1% -$623K
GE icon
147
GE Aerospace
GE
$381B
$48M 0.18%
338,075
-8,318
-2% -$1.24M
CIGI icon
148
Colliers International
CIGI
$5.3B
$48M 0.18%
1,140,174
+19,469
+2% +$794K
AVGO icon
149
Broadcom
AVGO
$1.97T
$47.9M 0.18%
2,776,280
-98,840
-3% -$1.65M
CXO
150
DELISTED
CONCHO RESOURCES INC.
CXO
$47.7M 0.18%
347,163
-5,496
-2% -$697K

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William Blair Investment Management's Q3 2016 Portfolio in Review

As of Q3 2016, William Blair Investment Management held 487 positions worth $26.4B, up 4.5% from $25.3B the previous quarter. Its ten largest holdings account for 15% of the portfolio.

William Blair Investment Management's Q3 2016 filing shows 36 new, 164 increased, 225 reduced and 46 closed positions. Its largest new stake was BWX Technologies: 2,269,571 shares worth $87.1M. The largest sale was State Street Energy Select Sector SPDR ETF, an estimated $203M.

By sector, the portfolio is most concentrated in Healthcare at 12% of assets, down from 14% a quarter earlier, followed by Financials and Consumer Discretionary.

  • William Blair Investment Management's largest Q3 2016 buy was BWX Technologies: 2,269,571 shares worth $87.1M.
  • William Blair Investment Management added most to Alibaba in Q3 2016, an estimated $235M increase.
  • William Blair Investment Management's biggest Q3 2016 reduction was State Street Energy Select Sector SPDR ETF, cutting an estimated $203M.
  • William Blair Investment Management fully exited Teva Pharmaceuticals in Q3 2016, selling an estimated $169M.
  • William Blair Investment Management's ten largest holdings make up 15% of its $26.4B portfolio in Q3 2016.
  • William Blair Investment Management opened 36 new positions and closed 46 in Q3 2016.
  • William Blair Investment Management's portfolio value rose 4.5% quarter-over-quarter to $26.4B.

Based on William Blair Investment Management's 13F filing for Q3 2016, filed 14 Nov 2016.