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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
+3.14%
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
$10.7B
AUM Growth
+$102M
Cap. Flow
+$31.2M
Cap. Flow %
0.29%
Top 10 Hldgs %
16.97%
Holding
1,370
New
159
Increased
462
Reduced
512
Closed
129

Top Buys

Rank Stock Value
1
USMV icon
iShares MSCI USA Min Vol Factor ETF
USMV
+$23.3M
2
EXC icon
Exelon
EXC
+$19M
3
ABMD
Abiomed Inc
ABMD
+$17.8M
4
MBLY
Mobileye N.V.
MBLY
+$16.9M
5
DHR icon
Danaher
DHR
+$15.8M

Top Sells

Rank Stock Value
1
ARG
Airgas Inc
ARG
+$47.7M
2
WSM icon
Williams-Sonoma
WSM
+$17.5M
3
UAA icon
Under Armour
UAA
+$17.2M
4
ESRX
Express Scripts Holding Company
ESRX
+$15.3M
5
PRGO icon
Perrigo
PRGO
+$15.2M

Sector Composition

Rank Sector Weight
1 Healthcare 19.89%
2 Technology 14.72%
3 Industrials 11.82%
4 Financials 11.37%
5 Consumer Discretionary 10.75%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
TRMB icon
151
Trimble
TRMB
$13.3B
$17.9M 0.17%
734,706
+5,485
+0.8% +$137K
SHAK icon
152
Shake Shack
SHAK
$2.54B
$17.8M 0.17%
489,933
+258,341
+112% +$9.39M
BRK.A icon
153
Berkshire Hathaway Class A
BRK.A
$1.1T
$17.8M 0.17%
82
+3
+4% +$643K
PXD
154
DELISTED
Pioneer Natural Resource Co.
PXD
$17.5M 0.16%
115,815
-176
-0.2% -$27.6K
IEMG icon
155
iShares Core MSCI Emerging Markets ETF
IEMG
$149B
$17.5M 0.16%
418,224
+13,869
+3% +$568K
LULU icon
156
lululemon athletica
LULU
$13.6B
$17.5M 0.16%
236,357
-189,443
-44% -$12.6M
LKQ icon
157
LKQ Corp
LKQ
$5.76B
$17.2M 0.16%
543,544
-52,445
-9% -$1.7M
SDY icon
158
State Street SPDR S&P Dividend ETF
SDY
$21.8B
$17.2M 0.16%
205,134
+19,996
+11% +$1.63M
ILMN icon
159
Illumina
ILMN
$31B
$16.7M 0.16%
122,054
+38,994
+47% +$5.54M
MJN
160
DELISTED
Mead Johnson Nutrition Company
MJN
$16.4M 0.15%
180,509
-23,398
-11% -$1.98M
RMD icon
161
ResMed
RMD
$30.3B
$16.3M 0.15%
258,165
-5,193
-2% -$306K
NORD
162
DELISTED
Nord Anglia Education, Inc.
NORD
$16.1M 0.15%
759,687
+169,018
+29% +$3.65M
CMG icon
163
Chipotle Mexican Grill
CMG
$49.4B
$15.9M 0.15%
1,973,200
+164,500
+9% +$1.43M
LLY icon
164
Eli Lilly
LLY
$1.03T
$15.6M 0.15%
197,946
+88,789
+81% +$6.68M
UA icon
165
Under Armour Class C
UA
$2.85B
$15.5M 0.14%
+425,316
New +$15.7M
MO icon
166
Altria Group
MO
$113B
$15.3M 0.14%
221,605
-6,571
-3% -$421K
VEA icon
167
Vanguard FTSE Developed Markets ETF
VEA
$230B
$15.2M 0.14%
429,882
-238,126
-36% -$8.6M
INTC icon
168
Intel
INTC
$460B
$15.1M 0.14%
459,871
+3,323
+0.7% +$104K
AGN
169
DELISTED
Allergan plc
AGN
$15.1M 0.14%
65,270
+27,142
+71% +$6.26M
NVO
170
Novo Nordisk
NVO
$228B
$14.7M 0.14%
547,160
+9,736
+2% +$267K
NUVA
171
DELISTED
NuVasive, Inc.
NUVA
$14.7M 0.14%
245,333
+216,822
+760% +$11.7M
CTAS icon
172
Cintas
CTAS
$82.7B
$14.6M 0.14%
595,440
-13,904
-2% -$320K
ZD icon
173
Ziff Davis
ZD
$1.94B
$14.4M 0.13%
261,975
+47,141
+22% +$2.62M
VWO icon
174
Vanguard FTSE Emerging Markets ETF
VWO
$119B
$14.2M 0.13%
403,211
+113,015
+39% +$3.86M
MMI icon
175
Marcus & Millichap
MMI
$1.18B
$14.2M 0.13%
557,834
-61,014
-10% -$1.54M
5 6
7
8 9

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William Blair & Company's Q2 2016 Portfolio in Review

As of Q2 2016, William Blair & Company held 1,370 positions worth $10.7B, up 0.96% from $10.6B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair & Company's Q2 2016 filing shows 159 new, 462 increased, 512 reduced and 129 closed positions. Its largest new stake was Under Armour Class C: 425,316 shares worth $15.5M. The largest sale was Airgas Inc, an estimated $47.7M.

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

  • William Blair & Company's largest Q2 2016 buy was Under Armour Class C: 425,316 shares worth $15.5M.
  • William Blair & Company added most to iShares MSCI USA Min Vol Factor ETF in Q2 2016, an estimated $23.3M increase.
  • William Blair & Company's biggest Q2 2016 reduction was Williams-Sonoma, cutting an estimated $17.5M.
  • William Blair & Company fully exited Airgas Inc in Q2 2016, selling an estimated $47.7M.
  • William Blair & Company's ten largest holdings make up 17% of its $10.7B portfolio in Q2 2016.
  • William Blair & Company opened 159 new positions and closed 129 in Q2 2016.
  • William Blair & Company's portfolio value rose 0.96% quarter-over-quarter to $10.7B.

Based on William Blair & Company's 13F filing for Q2 2016, filed 8 Aug 2016.