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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
+1.38%
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
$25.2B
AUM Growth
+$541M
Cap. Flow
+$455M
Cap. Flow %
1.8%
Top 10 Hldgs %
14.45%
Holding
499
New
55
Increased
184
Reduced
204
Closed
49

Top Buys

Rank Stock Value
1
WTW icon
Willis Towers Watson
WTW
+$201M
2
XRAY icon
Dentsply Sirona
XRAY
+$172M
3
CSRA
CSRA Inc.
CSRA
+$164M
4
ZTS icon
Zoetis
ZTS
+$137M
5
AKAM icon
Akamai
AKAM
+$125M

Top Sells

Rank Stock Value
1
SIRO
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
+$199M
2
TW
TOWERS WATSON & CO COM STK CL A (DE)
TW
+$169M
3
PII icon
Polaris
PII
+$169M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$152M
5
MDVN
MEDIVATION, INC.
MDVN
+$151M

Sector Composition

Rank Sector Weight
1 Healthcare 14.5%
2 Financials 12.48%
3 Technology 11.87%
4 Consumer Discretionary 11.84%
5 Industrials 11.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
EWJ icon
151
iShares MSCI Japan ETF
EWJ
$22.7B
$33.2M 0.13%
726,375
+44,650
+7% +$2.01M
LLY icon
152
Eli Lilly
LLY
$1.08T
$33M 0.13%
+458,539
New +$34.7M
P
153
DELISTED
Pandora Media Inc
P
$31.1M 0.12%
3,471,077
-6,802,029
-66% -$66.8M
ACN icon
154
Accenture
ACN
$110B
$31.1M 0.12%
269,134
+221,666
+467% +$22.8M
INFY icon
155
Infosys
INFY
$51B
$30.3M 0.12%
3,190,448
+382,984
+14% +$3.34M
RTN
156
DELISTED
Raytheon Company
RTN
$30.2M 0.12%
+246,290
New +$30.3M
WSO icon
157
Watsco Inc
WSO
$13.2B
$30M 0.12%
+222,440
New +$27M
LXFT
158
DELISTED
Luxoft Holding, Inc.
LXFT
$29.8M 0.12%
541,949
-5,458
-1% -$329K
GREK
159
Global X MSCI Greece ETF
GREK
$330M
$28.1M 0.11%
1,243,967
+306,667
+33% +$6.34M
NKE icon
160
Nike
NKE
$61.3B
$27.9M 0.11%
+454,435
New +$27.4M
RSX
161
DELISTED
VanEck Russia ETF
RSX
$27.9M 0.11%
1,702,800
-1,307,700
-43% -$19M
IPHI
162
DELISTED
INPHI CORPORATION
IPHI
$27.9M 0.11%
835,580
-89,725
-10% -$2.4M
IXC icon
163
iShares Global Energy ETF
IXC
$2.74B
$27.8M 0.11%
940,700
+67,200
+8% +$1.84M
TMO icon
164
Thermo Fisher Scientific
TMO
$224B
$27.7M 0.11%
+195,703
New +$26.2M
HTHT icon
165
Huazhu Hotels Group
HTHT
$12.8B
$27.7M 0.11%
2,894,928
+410,676
+17% +$3.02M
GK
166
DELISTED
G&K Services Inc
GK
$27.1M 0.11%
370,243
-3,939
-1% -$257K
SBUX icon
167
Starbucks
SBUX
$122B
$26.4M 0.1%
443,019
+158,201
+56% +$9.21M
ANSS
168
DELISTED
Ansys
ANSS
$25.8M 0.1%
288,235
-1,050,999
-78% -$90.7M
CDNS icon
169
Cadence Design Systems
CDNS
$90.2B
$25M 0.1%
1,061,212
-131,131
-11% -$2.75M
ELD icon
170
WisdomTree Emerging Markets Local Debt Fund
ELD
$143M
$24.8M 0.1%
673,600
+28,800
+4% +$993K
CBPO
171
DELISTED
China Biologic Products Holdings, Inc.
CBPO
$24.6M 0.1%
214,753
-60,682
-22% -$7.12M
YPF icon
172
YPF Sociedad Anonima American Depositary Shares (Each representing ten (10) Class D shares of Capital Stock)
YPF
$19.3B
$24.4M 0.1%
+1,365,431
New +$22.6M
CNI icon
173
Canadian National Railway
CNI
$76.4B
$23.8M 0.09%
381,271
-2,087
-0.5% -$117K
PLCE icon
174
Children's Place
PLCE
$56.3M
$23.6M 0.09%
283,337
-3,343
-1% -$227K
ACC
175
DELISTED
American Campus Communities, Inc.
ACC
$23.5M 0.09%
499,414
-5,649
-1% -$244K
5 6
7
8 9

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William Blair Investment Management's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair Investment Management held 499 positions worth $25.2B, up 2.2% from $24.7B the previous quarter. Its ten largest holdings account for 14% of the portfolio.

William Blair Investment Management's Q1 2016 filing shows 55 new, 184 increased, 204 reduced and 49 closed positions. Its largest new stake was Willis Towers Watson: 1,741,517 shares worth $207M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $199M.

By sector, the portfolio is most concentrated in Healthcare at 14% of assets, up from 13% a quarter earlier, followed by Financials and Technology.

  • William Blair Investment Management's largest Q1 2016 buy was Willis Towers Watson: 1,741,517 shares worth $207M.
  • William Blair Investment Management added most to Zoetis in Q1 2016, an estimated $137M increase.
  • William Blair Investment Management's biggest Q1 2016 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $152M.
  • William Blair Investment Management fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $199M.
  • William Blair Investment Management's ten largest holdings make up 14% of its $25.2B portfolio in Q1 2016.
  • William Blair Investment Management opened 55 new positions and closed 49 in Q1 2016.
  • William Blair Investment Management's portfolio value rose 2.2% quarter-over-quarter to $25.2B.

Based on William Blair Investment Management's 13F filing for Q1 2016, filed 16 May 2016.