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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
-2.5%
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
$49B
AUM Growth
Cap. Flow
+$50.2B
Cap. Flow %
102.5%
Top 10 Hldgs %
6.74%
Holding
1,067
New
1,067
Increased
Reduced
Closed

Top Sells

No sells this quarter

Sector Composition

Rank Sector Weight
1 Industrials 5.69%
2 Consumer Discretionary 5.41%
3 Financials 5.33%
4 Healthcare 5.32%
5 Technology 4.66%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
TW
26
DELISTED
TOWERS WATSON & CO COM STK CL A (DE)
TW
$209M 0.43%
+1,781,246
New +$221M
CHKP icon
27
Check Point Software Technologies
CHKP
$13.4B
$206M 0.42%
+2,596,524
New +$207M
MA icon
28
Mastercard
MA
$493B
$202M 0.41%
+2,244,085
New +$211M
PII icon
29
Polaris
PII
$3.97B
$202M 0.41%
+1,686,566
New +$229M
NXPI icon
30
NXP Semiconductors
NXPI
$58.9B
$201M 0.41%
+2,304,786
New +$208M
CSGP icon
31
CoStar Group
CSGP
$12.8B
$197M 0.4%
+11,375,970
New +$218M
ABEV icon
32
Ambev
ABEV
$45.4B
$197M 0.4%
+40,171,063
New +$218M
COL
33
DELISTED
Rockwell Collins
COL
$195M 0.4%
+2,386,005
New +$205M
LQD icon
34
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
$32.6B
$191M 0.39%
+1,647,000
New +$190M
TDG icon
35
TransDigm Group
TDG
$67.6B
$191M 0.39%
+897,596
New +$205M
P
36
DELISTED
Pandora Media Inc
P
$191M 0.39%
+8,933,447
New +$157M
BC icon
37
Brunswick
BC
$5.21B
$189M 0.39%
+3,956,590
New +$201M
ICE icon
38
Intercontinental Exchange
ICE
$84.5B
$184M 0.38%
+3,925,120
New +$182M
ZD icon
39
Ziff Davis
ZD
$2B
$183M 0.37%
+2,975,640
New +$180M
ORLY icon
40
O'Reilly Automotive
ORLY
$74.6B
$183M 0.37%
+10,974,780
New +$177M
AME icon
41
Ametek
AME
$58B
$176M 0.36%
+3,365,111
New +$181M
SIX
42
DELISTED
Six Flags Entertainment Corp.
SIX
$167M 0.34%
+3,645,610
New +$166M
IDXX icon
43
Idexx Laboratories
IDXX
$46.9B
$166M 0.34%
+2,232,355
New +$160M
NSR
44
DELISTED
Neustar Inc
NSR
$165M 0.34%
+6,054,305
New +$172M
BMY icon
45
Bristol-Myers Squibb
BMY
$132B
$160M 0.33%
+2,705,342
New +$172M
MTD icon
46
Mettler-Toledo International
MTD
$28.6B
$160M 0.33%
+562,374
New +$178M
AMZN icon
47
Amazon
AMZN
$3T
$156M 0.32%
+6,084,020
New +$154M
GILD icon
48
Gilead Sciences
GILD
$165B
$147M 0.3%
+1,497,055
New +$166M
EFX icon
49
Equifax
EFX
$21.3B
$145M 0.3%
+1,487,426
New +$148M
HDB icon
50
HDFC Bank
HDB
$120B
$142M 0.29%
+9,295,848
New +$140M

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William Blair Investment Management's Q3 2015 Portfolio in Review

Q3 2015 is the first quarter with a 13F filing on record for William Blair Investment Management, which disclosed 1,067 positions worth $49B. Its ten largest holdings account for 6.7% of the portfolio.

Its largest position is Teva Pharmaceuticals: 5,521,241 shares worth $312M.

By sector, the portfolio is most concentrated in Industrials at 5.7% of assets, followed by Consumer Discretionary and Financials.

  • William Blair Investment Management's largest Q3 2015 buy was Teva Pharmaceuticals: 5,521,241 shares worth $312M.
  • William Blair Investment Management's ten largest holdings make up 6.7% of its $49B portfolio in Q3 2015.
  • William Blair Investment Management disclosed 1,067 positions in Q3 2015, its first 13F filing on record.

Based on William Blair Investment Management's 13F filing for Q3 2015, filed 12 Nov 2015.