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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

Top Buys

Rank Stock Value
1
BABA icon
Alibaba
BABA
+$235M
2
CNI icon
Canadian National Railway
CNI
+$114M
3
MJN
Mead Johnson Nutrition Company
MJN
+$99.2M
4
BWXT icon
BWX Technologies
BWXT
+$85.7M
5
NTES icon
NetEase
NTES
+$70.6M

Top Sells

Rank Stock Value
1
XLE icon
State Street Energy Select Sector SPDR ETF
XLE
+$203M
2
ABEV icon
Ambev
ABEV
+$178M
3
TEVA icon
Teva Pharmaceuticals
TEVA
+$169M
4
DG icon
Dollar General
DG
+$149M
5
SU icon
Suncor Energy
SU
+$142M

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
ADBE icon
76
Adobe
ADBE
$105B
$110M 0.42%
1,016,742
+89,516
+10% +$8.98M
BMRN icon
77
BioMarin Pharmaceuticals
BMRN
$13.5B
$109M 0.41%
1,176,075
-78,101
-6% -$7.35M
NUS icon
78
Nu Skin
NUS
$231M
$106M 0.4%
1,642,860
+24,777
+2% +$1.39M
GOOG icon
79
Alphabet (Google) Class C
GOOG
$4.2T
$105M 0.4%
2,698,740
-213,200
-7% -$8.1M
VMC icon
80
Vulcan Materials
VMC
$37.1B
$104M 0.39%
915,498
-13,295
-1% -$1.57M
SLB icon
81
SLB Ltd
SLB
$79.2B
$104M 0.39%
1,319,104
-125,571
-9% -$9.97M
CMG icon
82
Chipotle Mexican Grill
CMG
$40.6B
$100M 0.38%
11,856,800
+2,735,850
+30% +$22.5M
LGND icon
83
Ligand Pharmaceuticals
LGND
$5.76B
$100M 0.38%
1,575,602
-436,607
-22% -$32.1M
ABMD
84
DELISTED
Abiomed Inc
ABMD
$97.3M 0.37%
756,938
-56,433
-7% -$6.76M
ICLR icon
85
Icon
ICLR
$12.8B
$96.8M 0.37%
1,250,955
-320,272
-20% -$24.1M
TWOU
86
DELISTED
2U Inc
TWOU
$94.5M 0.36%
82,302
-907
-1% -$947K
LOW icon
87
Lowe's Companies
LOW
$124B
$94M 0.36%
1,301,998
-358,176
-22% -$27.9M
COST icon
88
Costco
COST
$419B
$93.3M 0.35%
611,929
+16,226
+3% +$2.62M
VEEV icon
89
Veeva Systems
VEEV
$38.6B
$92.1M 0.35%
2,231,172
+30,667
+1% +$1.19M
EXAS
90
DELISTED
Exact Sciences
EXAS
$92M 0.35%
4,952,057
-98,206
-2% -$1.73M
SBUX icon
91
Starbucks
SBUX
$122B
$91.6M 0.35%
1,692,768
+200,456
+13% +$11.2M
CBM
92
DELISTED
Cambrex Corporation
CBM
$91M 0.34%
2,047,495
+73,836
+4% +$3.59M
RYAAY icon
93
Ryanair
RYAAY
$30.9B
$89.2M 0.34%
2,972,655
-347,893
-10% -$10.1M
G icon
94
Genpact
G
$5.75B
$87.8M 0.33%
3,665,421
-519,758
-12% -$12.9M
JNK icon
95
State Street SPDR Bloomberg High Yield Bond ETF
JNK
$7.3B
$87.3M 0.33%
792,167
-23,433
-3% -$2.55M
BWXT icon
96
BWX Technologies
BWXT
$15.5B
$87.1M 0.33%
+2,269,571
New +$85.7M
UNH icon
97
UnitedHealth
UNH
$366B
$86.1M 0.33%
615,183
+167,846
+38% +$23.5M
FANG icon
98
Diamondback Energy
FANG
$56.5B
$84.9M 0.32%
879,037
+9,063
+1% +$835K
FSV icon
99
FirstService
FSV
$6.33B
$84M 0.32%
1,799,778
-538,449
-23% -$25.7M
SU icon
100
Suncor Energy
SU
$74.1B
$82.9M 0.31%
2,990,587
-5,216,750
-64% -$142M
2 3
4
5 6

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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.