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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
MDVN
51
DELISTED
MEDIVATION, INC.
MDVN
$151M 0.61%
3,130,798
-64,393
-2% -$2.78M
ORLY icon
52
O'Reilly Automotive
ORLY
$75.5B
$150M 0.61%
8,850,270
-2,124,510
-19% -$36.8M
MMS icon
53
Maximus
MMS
$2.84B
$149M 0.61%
2,655,054
+1,871,152
+239% +$113M
GILD icon
54
Gilead Sciences
GILD
$167B
$148M 0.6%
1,458,039
-39,016
-3% -$4.06M
G icon
55
Genpact
G
$5.68B
$144M 0.58%
+5,747,238
New +$142M
CHKP icon
56
Check Point Software Technologies
CHKP
$13.1B
$140M 0.57%
1,724,630
-871,894
-34% -$72.3M
CNC icon
57
Centene
CNC
$32.7B
$140M 0.57%
4,244,282
+3,213,842
+312% +$95.2M
WSM icon
58
Williams-Sonoma
WSM
$29.8B
$138M 0.56%
4,741,264
-810,640
-15% -$27.8M
HD icon
59
Home Depot
HD
$355B
$138M 0.56%
1,046,445
+56,795
+6% +$7.23M
P
60
DELISTED
Pandora Media Inc
P
$138M 0.56%
10,273,106
+1,339,659
+15% +$20M
HBI
61
DELISTED
Hanesbrands
HBI
$130M 0.53%
4,427,779
+120,897
+3% +$3.63M
LOW icon
62
Lowe's Companies
LOW
$125B
$130M 0.53%
1,704,907
+336,547
+25% +$25M
NSR
63
DELISTED
Neustar Inc
NSR
$129M 0.52%
5,398,526
-655,779
-11% -$17M
TD icon
64
Toronto Dominion Bank
TD
$200B
$127M 0.51%
3,244,892
+73,527
+2% +$2.98M
GOOG icon
65
Alphabet (Google) Class C
GOOG
$4.28T
$126M 0.51%
3,332,800
-5,847,760
-64% -$210M
ICLR icon
66
Icon
ICLR
$12.7B
$126M 0.51%
1,625,707
+329,231
+25% +$23.5M
DHR icon
67
Danaher
DHR
$146B
$125M 0.51%
2,008,734
+1,239,758
+161% +$77.6M
JLL icon
68
Jones Lang LaSalle
JLL
$16.7B
$124M 0.5%
777,497
-43,713
-5% -$6.92M
ANSS
69
DELISTED
Ansys
ANSS
$124M 0.5%
1,339,234
-1,058,233
-44% -$97.7M
LGND icon
70
Ligand Pharmaceuticals
LGND
$5.86B
$124M 0.5%
1,828,239
-339,956
-16% -$21M
UNP icon
71
Union Pacific
UNP
$174B
$121M 0.49%
1,552,475
+273,817
+21% +$23.5M
ROST icon
72
Ross Stores
ROST
$80.9B
$120M 0.48%
2,222,464
-461,858
-17% -$23.6M
EHC icon
73
Encompass Health
EHC
$12.5B
$118M 0.48%
4,254,306
+627,973
+17% +$17.9M
VMC icon
74
Vulcan Materials
VMC
$37.4B
$117M 0.48%
1,235,392
+34,757
+3% +$3.37M
BAP icon
75
Credicorp
BAP
$30.2B
$116M 0.47%
1,193,844
+584,889
+96% +$63.5M
1 2
3
4 5

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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.