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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
+0.39%
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
$10.6B
AUM Growth
-$28.4M
Cap. Flow
+$48.7M
Cap. Flow %
0.46%
Top 10 Hldgs %
17.73%
Holding
1,332
New
89
Increased
456
Reduced
508
Closed
121

Top Buys

Rank Stock Value
1
XRAY icon
Dentsply Sirona
XRAY
+$51.3M
2
MSFT icon
Microsoft
MSFT
+$36.9M
3
PYPL icon
PayPal
PYPL
+$21.2M
4
AMT icon
American Tower
AMT
+$21.2M
5
OMC icon
Omnicom Group
OMC
+$18.3M

Top Sells

Rank Stock Value
1
SIRO
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
+$57.3M
2
WEX icon
WEX
WEX
+$35.3M
3
ARG
Airgas Inc
ARG
+$29.5M
4
SBAC icon
SBA Communications
SBAC
+$19.6M
5
ESRX
Express Scripts Holding Company
ESRX
+$19M

Sector Composition

Rank Sector Weight
1 Healthcare 18.96%
2 Technology 15.24%
3 Industrials 12.81%
4 Financials 11.94%
5 Consumer Discretionary 11.43%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PM icon
126
Philip Morris
PM
$297B
$22.6M 0.21%
230,682
-3,000
-1% -$275K
ALGN icon
127
Align Technology
ALGN
$12.1B
$22.6M 0.21%
311,073
-24,163
-7% -$1.58M
T icon
128
AT&T
T
$159B
$22M 0.21%
744,776
+183,391
+33% +$5.08M
PLAY icon
129
Dave & Buster's
PLAY
$377M
$21.3M 0.2%
550,080
+196,070
+55% +$7.17M
WMT icon
130
Walmart Inc
WMT
$885B
$21.3M 0.2%
933,510
-1,794
-0.2% -$39.3K
SMG icon
131
ScottsMiracle-Gro
SMG
$3.82B
$21.2M 0.2%
290,985
+11,731
+4% +$798K
PFE icon
132
Pfizer
PFE
$143B
$20.6M 0.19%
733,228
+8,666
+1% +$248K
QCOM icon
133
Qualcomm
QCOM
$155B
$20.4M 0.19%
398,736
-33,014
-8% -$1.61M
VNQ icon
134
Vanguard Real Estate ETF
VNQ
$39.3B
$20.2M 0.19%
241,047
+8,026
+3% +$625K
G icon
135
Genpact
G
$5.96B
$20.2M 0.19%
741,484
-372,653
-33% -$9.44M
BA icon
136
Boeing
BA
$171B
$20.1M 0.19%
158,102
+5,205
+3% +$646K
ABMD
137
DELISTED
Abiomed Inc
ABMD
$19.5M 0.18%
205,522
-20,115
-9% -$1.7M
CHD icon
138
Church & Dwight Co
CHD
$23.4B
$19.1M 0.18%
414,432
-3,450
-0.8% -$151K
LKQ icon
139
LKQ Corp
LKQ
$5.68B
$19M 0.18%
595,989
-303,273
-34% -$8.46M
MBLY
140
DELISTED
Mobileye N.V.
MBLY
$18.8M 0.18%
504,023
+142,041
+39% +$4.52M
TMO icon
141
Thermo Fisher Scientific
TMO
$213B
$18.7M 0.18%
132,216
+43,150
+48% +$5.78M
AKAM icon
142
Akamai
AKAM
$16.7B
$18.4M 0.17%
330,366
-119,181
-27% -$6.06M
TRMB icon
143
Trimble
TRMB
$13.2B
$18.1M 0.17%
729,221
+111,805
+18% +$2.47M
MMP
144
DELISTED
Magellan Midstream Partners, L.P.
MMP
$17.5M 0.17%
254,724
+690
+0.3% +$45.1K
MJN
145
DELISTED
Mead Johnson Nutrition Company
MJN
$17.3M 0.16%
203,907
-136,303
-40% -$10.1M
IVZ icon
146
Invesco
IVZ
$13.1B
$17.2M 0.16%
557,949
-54,171
-9% -$1.56M
VIG icon
147
Vanguard Dividend Appreciation ETF
VIG
$112B
$17.1M 0.16%
211,047
+12,460
+6% +$955K
CMG icon
148
Chipotle Mexican Grill
CMG
$47.2B
$17M 0.16%
1,808,700
-427,150
-19% -$4.06M
ABCO
149
DELISTED
Advisory Board Co
ABCO
$17M 0.16%
527,443
-74,557
-12% -$2.79M
TIP icon
150
iShares TIPS Bond ETF
TIP
$14.5B
$16.9M 0.16%
147,326
-4,882
-3% -$545K
4 5
6
7 8

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William Blair & Company's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair & Company held 1,332 positions worth $10.6B, down 0.27% from $10.7B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company's Q1 2016 filing shows 89 new, 456 increased, 508 reduced and 121 closed positions. Its largest new stake was Willis Towers Watson: 37,173 shares worth $4.41M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $57.3M.

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

  • William Blair & Company's largest Q1 2016 buy was Willis Towers Watson: 37,173 shares worth $4.41M.
  • William Blair & Company added most to Dentsply Sirona in Q1 2016, an estimated $51.3M increase.
  • William Blair & Company's biggest Q1 2016 reduction was WEX, cutting an estimated $35.3M.
  • William Blair & Company fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $57.3M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.6B portfolio in Q1 2016.
  • William Blair & Company opened 89 new positions and closed 121 in Q1 2016.
  • William Blair & Company's portfolio value fell 0.27% quarter-over-quarter to $10.6B.

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