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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
+7.8%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+771.69%
AUM
$27.5B
AUM Growth
+$1.01B
Cap. Flow
-$597M
Cap. Flow %
-2.17%
Top 10 Hldgs %
16.2%
Holding
497
New
65
Increased
168
Reduced
207
Closed
50

Top Buys

Rank Stock Value
1
PGR icon
Progressive
PGR
+$199M
2
DPZ icon
Domino's
DPZ
+$106M
3
LYV icon
Live Nation Entertainment
LYV
+$106M
4
NATI
National Instruments Corp
NATI
+$104M
5
CNI icon
Canadian National Railway
CNI
+$87.9M

Top Sells

Rank Stock Value
1
CNQ icon
Canadian Natural Resources
CNQ
+$148M
2
KR icon
Kroger
KR
+$128M
3
AKAM icon
Akamai
AKAM
+$116M
4
AKRX
Akorn Inc
AKRX
+$108M
5
MD icon
Pediatrix Medical
MD
+$105M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 15.94%
2 Industrials 14.55%
3 Financials 13.24%
4 Healthcare 11.96%
5 Technology 11.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BABA icon
1
Alibaba
BABA
$281B
$1.01B 3.68%
7,188,011
-415,555
-5% -$51.3M
TSM icon
2
TSMC
TSM
$2.02T
$588M 2.14%
16,829,973
-836,710
-5% -$28.9M
SPY icon
3
State Street SPDR S&P 500 ETF Trust
SPY
$784B
$447M 1.63%
1,849,724
-146,700
-7% -$35.2M
CSGP icon
4
CoStar Group
CSGP
$12.3B
$383M 1.39%
14,516,440
-1,703,190
-11% -$41.4M
CNI icon
5
Canadian National Railway
CNI
$78.6B
$363M 1.32%
4,474,642
+1,152,495
+35% +$87.9M
SBAC icon
6
SBA Communications
SBAC
$19B
$362M 1.32%
2,682,091
+215,709
+9% +$28M
CPRT icon
7
Copart
CPRT
$28.9B
$335M 1.22%
42,105,852
-1,898,508
-4% -$14.5M
BALL icon
8
Ball Corp
BALL
$17.6B
$323M 1.17%
7,644,161
+658,935
+9% +$26M
WP
9
DELISTED
Worldpay, Inc.
WP
$321M 1.17%
5,074,066
-695,723
-12% -$43.7M
GOOGL icon
10
Alphabet (Google) Class A
GOOGL
$4.17T
$320M 1.17%
6,891,360
-236,280
-3% -$11.1M
BWXT icon
11
BWX Technologies
BWXT
$14.8B
$319M 1.16%
6,544,781
+691,035
+12% +$33.5M
AMZN icon
12
Amazon
AMZN
$2.5T
$316M 1.15%
6,530,920
-610,060
-9% -$29.1M
RHT
13
DELISTED
Red Hat Inc
RHT
$311M 1.13%
3,245,789
-298,362
-8% -$26.6M
SIX
14
DELISTED
Six Flags Entertainment Corp.
SIX
$305M 1.11%
5,108,828
-162,816
-3% -$9.85M
IWD icon
15
iShares Russell 1000 Value ETF
IWD
$82.3B
$303M 1.1%
2,604,700
-14,300
-0.5% -$1.65M
MSFT icon
16
Microsoft
MSFT
$2.97T
$295M 1.07%
4,278,761
-148,521
-3% -$10.2M
GWRE icon
17
Guidewire Software
GWRE
$14.1B
$295M 1.07%
4,286,670
-103,093
-2% -$6.56M
CSRA
18
DELISTED
CSRA Inc.
CSRA
$294M 1.07%
9,273,003
-242,721
-3% -$7.27M
CHKP icon
19
Check Point Software Technologies
CHKP
$14.3B
$290M 1.05%
2,657,405
+96,571
+4% +$10.4M
ZTS icon
20
Zoetis
ZTS
$32.6B
$285M 1.04%
4,562,745
-261,001
-5% -$15.4M
SU icon
21
Suncor Energy
SU
$77.6B
$276M 1%
9,447,923
+653,754
+7% +$20.1M
ZD icon
22
Ziff Davis
ZD
$2.02B
$265M 0.96%
3,581,954
+596,847
+20% +$44.6M
AMG icon
23
Affiliated Managers Group
AMG
$9.74B
$256M 0.93%
1,545,643
-37,772
-2% -$6.03M
BAH icon
24
Booz Allen Hamilton
BAH
$8.44B
$256M 0.93%
7,862,778
+99,904
+1% +$3.59M
MTN icon
25
Vail Resorts
MTN
$5.72B
$256M 0.93%
1,260,494
-51,969
-4% -$10.5M
1
2 3 4 5

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William Blair Investment Management's Q2 2017 Portfolio in Review

As of Q2 2017, William Blair Investment Management held 497 positions worth $27.5B, up 3.8% from $26.5B the previous quarter. Its ten largest holdings account for 16% of the portfolio.

William Blair Investment Management's Q2 2017 filing shows 65 new, 168 increased, 207 reduced and 50 closed positions. Its largest new stake was Domino's: 538,069 shares worth $114M. The largest sale was Canadian Natural Resources, an estimated $148M.

By sector, the portfolio is most concentrated in Consumer Discretionary at 16% of assets, up from 15% a quarter earlier, followed by Industrials and Financials.

  • William Blair Investment Management's largest Q2 2017 buy was Domino's: 538,069 shares worth $114M.
  • William Blair Investment Management added most to Progressive in Q2 2017, an estimated $199M increase.
  • William Blair Investment Management's biggest Q2 2017 reduction was Canadian Natural Resources, cutting an estimated $148M.
  • William Blair Investment Management fully exited Kroger in Q2 2017, selling an estimated $128M.
  • William Blair Investment Management's ten largest holdings make up 16% of its $27.5B portfolio in Q2 2017.
  • William Blair Investment Management opened 65 new positions and closed 50 in Q2 2017.
  • William Blair Investment Management's portfolio value rose 3.8% quarter-over-quarter to $27.5B.

Based on William Blair Investment Management's 13F filing for Q2 2017, filed 4 Aug 2017.