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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

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
HOLI
451
DELISTED
Hollsys Automation Technologies INTERNATIONAL, LTD. COMMON (British Virgin Island)
HOLI
-876,864
Closed -$16.1M
GPX
452
DELISTED
GP Strategies Corp.
GPX
-220,496
Closed -$6.31M
LXFT
453
DELISTED
Luxoft Holding, Inc.
LXFT
-511,733
Closed -$28.8M
PLPM
454
DELISTED
Planet Payment, Inc
PLPM
-825,221
Closed -$3.37M
PCBK
455
DELISTED
Pacific Continental Corp
PCBK
-318,975
Closed -$6.97M
CCP
456
DELISTED
Care Capital Properties, Inc.
CCP
-427,944
Closed -$10.7M
MJN
457
DELISTED
Mead Johnson Nutrition Company
MJN
-2,714,264
Closed -$192M
YDKN
458
DELISTED
Yadkin Financial Corporation
YDKN
-653,491
Closed -$22.4M
ISIL
459
DELISTED
Intersil Corp
ISIL
-628,385
Closed -$14M
IL
460
DELISTED
IntraLinks Holdings Inc.
IL
-1,213,195
Closed -$16.4M
XTLY
461
DELISTED
Xactly Corporation
XTLY
-236,085
Closed -$2.6M
AIRM
462
DELISTED
Air Methods Corp
AIRM
-279,671
Closed -$8.91M
ENV
463
DELISTED
ENVESTNET, INC.
ENV
-184,984
Closed -$6.52M
WOOF
464
DELISTED
VCA Inc.
WOOF
-516,860
Closed -$35.5M

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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.