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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
+10.66%
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
$26.5B
AUM Growth
+$1.43B
Cap. Flow
-$525M
Cap. Flow %
-1.98%
Top 10 Hldgs %
15.7%
Holding
479
New
44
Increased
158
Reduced
220
Closed
47

Top Buys

Rank Stock Value
1
BABA icon
Alibaba
BABA
+$316M
2
TCOM icon
Trip.com Group
TCOM
+$140M
3
BWXT icon
BWX Technologies
BWXT
+$116M
4
UNH icon
UnitedHealth
UNH
+$102M
5
MTN icon
Vail Resorts
MTN
+$101M

Top Sells

Rank Stock Value
1
TD icon
Toronto Dominion Bank
TD
+$254M
2
TDG icon
TransDigm Group
TDG
+$202M
3
MJN
Mead Johnson Nutrition Company
MJN
+$192M
4
AKAM icon
Akamai
AKAM
+$157M
5
DG icon
Dollar General
DG
+$128M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 15.46%
2 Industrials 13.64%
3 Financials 13.02%
4 Healthcare 11.83%
5 Technology 10.92%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ADBE icon
51
Adobe
ADBE
$107B
$171M 0.65%
1,315,993
+10,983
+0.8% +$1.29M
EHC icon
52
Encompass Health
EHC
$12.5B
$162M 0.61%
4,747,675
+297,038
+7% +$9.75M
AXTA icon
53
Axalta
AXTA
$8.03B
$160M 0.6%
4,973,244
+394,692
+9% +$11.7M
WAB icon
54
Wabtec
WAB
$49.4B
$156M 0.59%
1,997,129
+161,266
+9% +$13.3M
ANET icon
55
Arista Networks
ANET
$243B
$150M 0.57%
18,189,072
+1,511,744
+9% +$10.4M
TXN icon
56
Texas Instruments
TXN
$260B
$150M 0.57%
1,860,547
-133,048
-7% -$10.3M
ROST icon
57
Ross Stores
ROST
$81.8B
$148M 0.56%
2,243,104
+157,254
+8% +$10.5M
ABMD
58
DELISTED
Abiomed Inc
ABMD
$140M 0.53%
1,121,017
+91,651
+9% +$10.6M
DHR icon
59
Danaher
DHR
$145B
$138M 0.52%
1,817,272
-52,748
-3% -$3.93M
MTD icon
60
Mettler-Toledo International
MTD
$28.7B
$136M 0.52%
284,761
-175,015
-38% -$80M
DNB
61
DELISTED
Dun & Bradstreet
DNB
$136M 0.51%
1,255,373
-76,758
-6% -$8.69M
YUMC icon
62
Yum China
YUMC
$16.5B
$133M 0.5%
4,905,834
+1,277,660
+35% +$34.2M
AKAM icon
63
Akamai
AKAM
$17B
$132M 0.5%
2,212,911
-2,390,637
-52% -$157M
OZK icon
64
Bank OZK
OZK
$5.59B
$132M 0.5%
2,529,844
-173,019
-6% -$9.31M
BN icon
65
Brookfield
BN
$108B
$129M 0.49%
9,940,374
-2,163,418
-18% -$27.4M
KR icon
66
Kroger
KR
$34.6B
$128M 0.48%
4,349,698
-167,198
-4% -$5.34M
MD icon
67
Pediatrix Medical
MD
$2.13B
$123M 0.47%
1,775,027
-617,627
-26% -$42.9M
MELI icon
68
Mercado Libre
MELI
$93.4B
$119M 0.45%
563,518
+91,256
+19% +$17.9M
CVSA
69
Covista Inc
CVSA
$4.69B
$117M 0.44%
3,287,317
+755,252
+30% +$24.9M
LOPE icon
70
Grand Canyon Education
LOPE
$3.93B
$115M 0.44%
1,608,593
+1,491,274
+1,271% +$92.6M
FTV icon
71
Fortive
FTV
$18.5B
$113M 0.43%
2,982,402
+1,787,143
+150% +$64.1M
CBM
72
DELISTED
Cambrex Corporation
CBM
$111M 0.42%
2,023,756
-56,857
-3% -$3.04M
TWOU
73
DELISTED
2U Inc
TWOU
$109M 0.41%
91,713
+6,669
+8% +$7.13M
AKRX
74
DELISTED
Akorn Inc
AKRX
$108M 0.41%
4,492,169
+333,086
+8% +$7.25M
HBI
75
DELISTED
Hanesbrands
HBI
$108M 0.41%
5,181,657
-627,333
-11% -$13.3M
1 2
3
4 5

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William Blair Investment Management's Q1 2017 Portfolio in Review

As of Q1 2017, William Blair Investment Management held 479 positions worth $26.5B, up 5.7% from $25B the previous quarter. Its ten largest holdings account for 16% of the portfolio.

William Blair Investment Management's Q1 2017 filing shows 44 new, 158 increased, 220 reduced and 47 closed positions. Its largest new stake was Michaels Stores, Inc: 4,240,011 shares worth $94.9M. The largest sale was Toronto Dominion Bank, an estimated $254M.

By sector, the portfolio is most concentrated in Consumer Discretionary at 15% of assets, up from 12% a quarter earlier, followed by Industrials and Financials.

  • William Blair Investment Management's largest Q1 2017 buy was Michaels Stores, Inc: 4,240,011 shares worth $94.9M.
  • William Blair Investment Management added most to Alibaba in Q1 2017, an estimated $316M increase.
  • William Blair Investment Management's biggest Q1 2017 reduction was Toronto Dominion Bank, cutting an estimated $254M.
  • William Blair Investment Management fully exited Mead Johnson Nutrition Company in Q1 2017, selling an estimated $192M.
  • William Blair Investment Management's ten largest holdings make up 16% of its $26.5B portfolio in Q1 2017.
  • William Blair Investment Management opened 44 new positions and closed 47 in Q1 2017.
  • William Blair Investment Management's portfolio value rose 5.7% quarter-over-quarter to $26.5B.

Based on William Blair Investment Management's 13F filing for Q1 2017, filed 10 May 2017.