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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

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
TXN icon
76
Texas Instruments
TXN
$256B
$115M 0.46%
2,089,523
+324,762
+18% +$18.1M
FSV icon
77
FirstService
FSV
$6.32B
$113M 0.46%
2,796,572
+128,255
+5% +$4.73M
PRGO icon
78
Perrigo
PRGO
$1.75B
$113M 0.46%
778,977
+764,282
+5,201% +$118M
FMX icon
79
Fomento Económico Mexicano
FMX
$40.3B
$111M 0.45%
1,204,829
+61,885
+5% +$5.95M
ENB icon
80
Enbridge
ENB
$113B
$111M 0.45%
3,349,610
+44,753
+1% +$1.68M
CBOE icon
81
Cboe Global Markets
CBOE
$29.6B
$107M 0.43%
1,652,077
+296,845
+22% +$20.1M
SLB icon
82
SLB Ltd
SLB
$79.4B
$107M 0.43%
1,534,583
+221,746
+17% +$16.6M
BMRN icon
83
BioMarin Pharmaceuticals
BMRN
$13.4B
$106M 0.43%
1,012,422
+313,043
+45% +$32.7M
COST icon
84
Costco
COST
$417B
$105M 0.43%
651,744
+31,927
+5% +$5.05M
JAH
85
DELISTED
JARDEN CORPORATION
JAH
$103M 0.42%
1,808,470
+323,399
+22% +$16.2M
LAZ icon
86
Lazard
LAZ
$4.28B
$102M 0.41%
+2,265,607
New +$104M
IFF icon
87
International Flavors & Fragrances
IFF
$21.7B
$100M 0.41%
839,795
+149,781
+22% +$17.3M
VFC icon
88
VF Corp
VFC
$5.82B
$98M 0.4%
1,671,793
+282,321
+20% +$17.6M
BIIB icon
89
Biogen
BIIB
$30.3B
$96.7M 0.39%
315,794
+73,617
+30% +$21.2M
ULTA icon
90
Ulta Beauty
ULTA
$23.3B
$96.4M 0.39%
521,099
+92,481
+22% +$16M
CSL icon
91
Carlisle Companies
CSL
$15.6B
$93.5M 0.38%
1,054,386
+18,768
+2% +$1.66M
TYL icon
92
Tyler Technologies
TYL
$13.2B
$91.1M 0.37%
522,511
+85,539
+20% +$14.8M
MNST icon
93
Monster Beverage
MNST
$89.5B
$91M 0.37%
7,332,384
+52,044
+0.7% +$628K
IT icon
94
Gartner
IT
$11.8B
$91M 0.37%
1,003,147
+180,837
+22% +$16M
CE icon
95
Celanese
CE
$4.93B
$90.2M 0.37%
1,339,694
-63,832
-5% -$4.34M
CHH icon
96
Choice Hotels
CHH
$4.6B
$89.3M 0.36%
1,771,073
+270,492
+18% +$13.8M
IQV icon
97
IQVIA
IQV
$40.2B
$89.3M 0.36%
1,300,007
-236,781
-15% -$16.2M
ECPG icon
98
Encore Capital Group
ECPG
$2B
$87.1M 0.35%
2,993,607
+348,731
+13% +$12M
WDFC icon
99
WD-40
WDFC
$3.12B
$86.7M 0.35%
878,406
+131,701
+18% +$12.8M
RYAAY icon
100
Ryanair
RYAAY
$30.8B
$85.8M 0.35%
2,482,023
+223,260
+10% +$7.29M

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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.