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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
-12.38%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$16B
AUM Growth
-$3.46B
Cap. Flow
-$518M
Cap. Flow %
-3.24%
Top 10 Hldgs %
25.29%
Holding
1,819
New
100
Increased
562
Reduced
749
Closed
158

Top Buys

Rank Stock Value
1
VEA icon
Vanguard FTSE Developed Markets ETF
VEA
+$57.8M
2
AMZN icon
Amazon
AMZN
+$38M
3
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$33.7M
4
EXEL icon
Exelixis
EXEL
+$33.4M
5
WDAY icon
Workday
WDAY
+$33.3M

Top Sells

Rank Stock Value
1
VEU icon
Vanguard FTSE All-World ex-US ETF
VEU
+$51.6M
2
RTN
Raytheon Company
RTN
+$47.8M
3
BFAM icon
Bright Horizons
BFAM
+$47.6M
4
PLNT icon
Planet Fitness
PLNT
+$39.6M
5
WAB icon
Wabtec
WAB
+$33.6M

Sector Composition

Rank Sector Weight
1 Technology 25.04%
2 Healthcare 18.78%
3 Financials 12.18%
4 Consumer Discretionary 9.78%
5 Industrials 8.19%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IZRL icon
551
ARK Israel Innovative Technology ETF
IZRL
$141M
$1.67M 0.01%
96,490
– –
SPLV icon
552
Invesco S&P 500 Low Volatility ETF
SPLV
$7.22B
$1.66M 0.01%
35,467
-1,091
-3% -$61.1K
CTLT
553
DELISTED
CATALENT, INC.
CTLT
$1.66M 0.01%
31,932
+7,845
+33% +$428K
AZPN
554
DELISTED
ASPEN TECHNOLOGY INC
AZPN
$1.65M 0.01%
17,367
-968
-5% -$92K
CMI icon
555
Cummins
CMI
$87.6B
$1.65M 0.01%
12,175
+218
+2% +$34K
LGND icon
556
Ligand Pharmaceuticals
LGND
$5.74B
$1.64M 0.01%
36,035
-10,171
-22% -$576K
WELL icon
557
Welltower
WELL
$169B
$1.63M 0.01%
35,584
-1,570
-4% -$116K
OKE icon
558
Oneok
OKE
$58.6B
$1.62M 0.01%
74,365
-23,764
-24% -$1.45M
AEP icon
559
American Electric Power
AEP
$68.2B
$1.6M 0.01%
20,069
+1,110
+6% +$105K
DTD icon
560
WisdomTree US Total Dividend Fund
DTD
$1.7B
$1.6M 0.01%
40,856
-1,652
-4% -$80.1K
USPH icon
561
US Physical Therapy
USPH
$1.23B
$1.59M 0.01%
23,066
-141,265
-86% -$14.9M
IGSB icon
562
iShares 1-5 Year Investment Grade Corporate Bond ETF
IGSB
$23.4B
$1.58M 0.01%
30,245
-8,773
-22% -$467K
MSI icon
563
Motorola Solutions
MSI
$76.9B
$1.58M 0.01%
11,880
+2,965
+33% +$497K
ALL icon
564
Allstate
ALL
$65.3B
$1.58M 0.01%
17,178
+1,274
+8% +$139K
SPEM icon
565
State Street SPDR Portfolio Emerging Markets ETF
SPEM
$17.7B
$1.56M 0.01%
54,807
+14,490
+36% +$498K
CTSH icon
566
Cognizant
CTSH
$26.3B
$1.53M 0.01%
32,859
-3,125
-9% -$186K
CDK
567
DELISTED
CDK Global, Inc.
CDK
$1.52M 0.01%
46,368
-4,228
-8% -$202K
TRV icon
568
Travelers Companies
TRV
$77.3B
$1.52M 0.01%
15,321
-662
-4% -$82.3K
SUB icon
569
iShares Short-Term National Muni Bond ETF
SUB
$11.4B
$1.52M 0.01%
14,281
+8
+0.1% +$851
OSW icon
570
OneSpaWorld
OSW
$2.73B
$1.52M 0.01%
373,278
-39,375
-10% -$474K
SRCL
571
DELISTED
Stericycle Inc
SRCL
$1.51M 0.01%
31,122
-6,820
-18% -$402K
IEF icon
572
iShares 7-10 Year Treasury Bond ETF
IEF
$47.3B
$1.49M 0.01%
12,276
+7,917
+182% +$911K
MET icon
573
MetLife
MET
$61.7B
$1.49M 0.01%
48,717
-8,890
-15% -$394K
FLG
574
Flagstar Bank National Association
FLG
$5.94B
$1.49M 0.01%
52,757
-2,899
-5% -$96.3K
K
575
DELISTED
Kellanova
K
$1.47M 0.01%
26,126
-2,498
-9% -$153K
21 22
23
24 25

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William Blair & Company's Q1 2020 Portfolio in Review

As of Q1 2020, William Blair & Company held 1,819 positions worth $16B, down 18% from $19.5B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

William Blair & Company withdrew a net $518M in Q1 2020, closing 158 positions and reducing 749 holdings. Its most notable exit was Raytheon Company, an estimated $47.8M position sold in full.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 23% a quarter earlier, followed by Healthcare and Financials.

Against the trend, William Blair & Company opened a new position in Canoo Inc. Class A Common Stock worth $4.04M.

  • William Blair & Company's largest Q1 2020 buy was Canoo Inc. Class A Common Stock: 870 shares worth $4.04M.
  • William Blair & Company added most to Vanguard FTSE Developed Markets ETF in Q1 2020, an estimated $57.8M increase.
  • William Blair & Company's biggest Q1 2020 reduction was Vanguard FTSE All-World ex-US ETF, cutting an estimated $51.6M.
  • William Blair & Company fully exited Raytheon Company in Q1 2020, selling an estimated $47.8M.
  • William Blair & Company's ten largest holdings make up 25% of its $16B portfolio in Q1 2020.
  • William Blair & Company opened 100 new positions and closed 158 in Q1 2020.
  • William Blair & Company's portfolio value fell 18% quarter-over-quarter to $16B.

Based on William Blair & Company's 13F filing for Q1 2020, filed 11 May 2020.