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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
+6.74%
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
$24.7B
AUM Growth
-$24.3B
Cap. Flow
-$25.2B
Cap. Flow %
-102.22%
Top 10 Hldgs %
14.96%
Holding
1,115
New
48
Increased
227
Reduced
160
Closed
671

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$273M
2
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$225M
3
BIDU icon
Baidu
BIDU
+$204M
4
TSM icon
TSMC
TSM
+$193M
5
NWL icon
Newell Brands
NWL
+$182M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$210M
2
GMCR
KEURIG GREEN MTN INC
GMCR
+$118M
3
ANSS
Ansys
ANSS
+$97.7M
4
CNQ icon
Canadian Natural Resources
CNQ
+$96M
5
RHI icon
Robert Half
RHI
+$94.5M

Sector Composition

Rank Sector Weight
1 Healthcare 13.37%
2 Financials 12.97%
3 Consumer Discretionary 12.77%
4 Industrials 11.86%
5 Technology 11.78%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ADBE icon
101
Adobe
ADBE
$105B
$85.4M 0.35%
908,628
+138,044
+18% +$12.4M
MSFT icon
102
Microsoft
MSFT
$3.73T
$84.8M 0.34%
1,529,256
+1,520,324
+17,021% +$80M
CBM
103
DELISTED
Cambrex Corporation
CBM
$84.6M 0.34%
1,795,806
+250,923
+16% +$12.1M
HXL icon
104
Hexcel
HXL
$7.65B
$82.5M 0.33%
1,776,662
+201,661
+13% +$9.32M
HCSG icon
105
Healthcare Services Group
HCSG
$1.47B
$81.9M 0.33%
2,349,461
+355,689
+18% +$12.9M
JNK icon
106
State Street SPDR Bloomberg High Yield Bond ETF
JNK
$7.3B
$81.7M 0.33%
803,300
+503,667
+168% +$53.4M
TTC icon
107
Toro Company
TTC
$9.45B
$80.2M 0.32%
2,195,294
-317,066
-13% -$11.9M
CEB
108
DELISTED
CEB Inc.
CEB
$79.8M 0.32%
1,300,379
+283,345
+28% +$20.1M
AAPL icon
109
Apple
AAPL
$4.44T
$78.5M 0.32%
2,984,652
+205,236
+7% +$5.86M
NUS icon
110
Nu Skin
NUS
$234M
$74M 0.3%
1,953,016
+578,505
+42% +$21.3M
ABMD
111
DELISTED
Abiomed Inc
ABMD
$73.1M 0.3%
809,432
+151,090
+23% +$12.8M
BKNG icon
112
Booking.com
BKNG
$161B
$71.6M 0.29%
1,403,100
+134,475
+11% +$7.1M
BBWI icon
113
Bath & Body Works
BBWI
$3.84B
$70.7M 0.29%
913,158
-348,747
-28% -$27M
LPLA icon
114
LPL Financial
LPLA
$29.5B
$69.6M 0.28%
1,632,946
+44,889
+3% +$1.91M
MAN icon
115
ManpowerGroup
MAN
$2.6B
$69.2M 0.28%
820,428
+126,038
+18% +$11M
TSCO icon
116
Tractor Supply
TSCO
$18.5B
$68M 0.28%
3,979,275
+713,255
+22% +$12.6M
CVT
117
DELISTED
CVENT, INC.
CVT
$67.5M 0.27%
1,934,170
+326,309
+20% +$11M
CIGI icon
118
Colliers International
CIGI
$5.3B
$67.4M 0.27%
1,513,570
+150,404
+11% +$6.68M
TCOM icon
119
Trip.com Group
TCOM
$29.1B
$66.9M 0.27%
+1,444,526
New +$66.1M
FDS icon
120
Factset
FDS
$10B
$66.6M 0.27%
409,566
+65,306
+19% +$11M
TMX
121
DELISTED
Terminix Global Holdings, Inc.
TMX
$65.5M 0.27%
2,493,964
+424,496
+21% +$10.3M
LCII icon
122
LCI Industries
LCII
$2.64B
$65.3M 0.26%
1,073,170
+180,040
+20% +$10.7M
AKAM icon
123
Akamai
AKAM
$16.8B
$65.1M 0.26%
1,236,204
-194,886
-14% -$12M
HURN icon
124
Huron Consulting
HURN
$2.46B
$63.9M 0.26%
1,076,145
+309,349
+40% +$17.4M
WNS
125
DELISTED
WNS Holdings
WNS
$61.3M 0.25%
1,966,572
+170,010
+9% +$5.32M
3 4
5
6 7

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William Blair Investment Management's Q4 2015 Portfolio in Review

As of Q4 2015, William Blair Investment Management held 1,115 positions worth $24.7B, down 50% from $49B the previous quarter. Its ten largest holdings account for 15% of the portfolio.

William Blair Investment Management withdrew a net $25.2B in Q4 2015, closing 671 positions and reducing 160 holdings. Its most notable exit was KEURIG GREEN MTN INC, an estimated $118M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 13% of assets, up from 5.3% a quarter earlier, followed by Financials and Consumer Discretionary.

Against the trend, William Blair Investment Management opened a new position in Alphabet (Google) Class A worth $287M.

  • William Blair Investment Management's largest Q4 2015 buy was Alphabet (Google) Class A: 7,377,340 shares worth $287M.
  • William Blair Investment Management added most to State Street SPDR S&P 500 ETF Trust in Q4 2015, an estimated $225M increase.
  • William Blair Investment Management's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $210M.
  • William Blair Investment Management fully exited KEURIG GREEN MTN INC in Q4 2015, selling an estimated $118M.
  • William Blair Investment Management's ten largest holdings make up 15% of its $24.7B portfolio in Q4 2015.
  • William Blair Investment Management opened 48 new positions and closed 671 in Q4 2015.
  • William Blair Investment Management's portfolio value fell 50% quarter-over-quarter to $24.7B.

Based on William Blair Investment Management's 13F filing for Q4 2015, filed 16 Feb 2016.