We are live on ! Find out more
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
CDW icon
576
CDW
CDW
$17.4B
$1.47M 0.01%
15,764
+809
+5% +$99.1K
MAIN icon
577
Main Street Capital
MAIN
$5.54B
$1.47M 0.01%
71,409
-3,825
-5% -$143K
OPRX icon
578
OptimizeRx
OPRX
$162M
$1.46M 0.01%
161,595
+51,650
+47% +$490K
ACWI icon
579
iShares MSCI ACWI ETF
ACWI
$33.6B
$1.46M 0.01%
23,350
-3,532
-13% -$262K
AWK icon
580
American Water Works
AWK
$27.2B
$1.46M 0.01%
12,209
+690
+6% +$89K
BKU icon
581
Bankunited
BKU
$3.39B
$1.45M 0.01%
77,658
-5,584
-7% -$167K
APPN icon
582
Appian
APPN
$2.53B
$1.45M 0.01%
35,927
-23,614
-40% -$1.1M
MFC icon
583
Manulife Financial
MFC
$72.7B
$1.44M 0.01%
114,779
-4,632
-4% -$80.5K
SIX
584
DELISTED
Six Flags Entertainment Corp.
SIX
$1.42M 0.01%
113,522
-80,536
-42% -$2.4M
HRL icon
585
Hormel Foods
HRL
$13.5B
$1.42M 0.01%
30,515
-144
-0.5% -$6.55K
CTXS
586
DELISTED
Citrix Systems Inc
CTXS
$1.42M 0.01%
10,043
+1,943
+24% +$232K
CHTR icon
587
Charter Communications
CHTR
$18.5B
$1.41M 0.01%
3,232
+852
+36% +$417K
NVO
588
Novo Nordisk
NVO
$202B
$1.4M 0.01%
46,658
+1,736
+4% +$51.7K
CTVA icon
589
Corteva
CTVA
$50.2B
$1.4M 0.01%
59,498
-11,507
-16% -$316K
LMNX
590
DELISTED
Luminex Corp
LMNX
$1.39M 0.01%
50,500
-24,650
-33% -$605K
CSX icon
591
CSX Corp
CSX
$93.2B
$1.39M 0.01%
72,678
-15,024
-17% -$351K
GH icon
592
Guardant Health
GH
$21.6B
$1.36M 0.01%
19,526
+1,670
+9% +$128K
LPSN icon
593
LivePerson
LPSN
$34.7M
$1.35M 0.01%
3,971
-1,951
-33% -$946K
LII icon
594
Lennox International
LII
$14.4B
$1.35M 0.01%
7,443
-675
-8% -$156K
TMX
595
DELISTED
Terminix Global Holdings, Inc.
TMX
$1.35M 0.01%
49,912
-37,723
-43% -$1.29M
PSXP
596
DELISTED
PHILLIPS 66 PARTNERS LP
PSXP
$1.34M 0.01%
36,890
-24,762
-40% -$1.31M
PBH icon
597
Prestige Consumer Healthcare
PBH
$2.44B
$1.34M 0.01%
36,579
-13,555
-27% -$526K
CLVT icon
598
Clarivate
CLVT
$1.23B
$1.34M 0.01%
+64,363
New +$1.29M
FBC
599
DELISTED
Flagstar Bancorp, Inc. New
FBC
$1.33M 0.01%
66,900
-16,000
-19% -$518K
MIC
600
DELISTED
Macquarie Infrastructure Holdings, LLC
MIC
$1.3M 0.01%
51,621
-2,427
-4% -$92.9K
22 23
24
25 26

Similar funds

Parallax Volatility Advisers
Parallax Volatility Advisers San Francisco, California $38.6B AUM 45.89% 1-Year Est. Return
Credit Agricole
Credit Agricole Montrouge Cedex, France $38.1B AUM
Carson Wealth (CWM LLC)
Carson Wealth (CWM LLC) Omaha, Nebraska $38.1B AUM 19.66% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $37.7B AUM 34.44% 1-Year Est. Return
Fayez Sarofim & Co
Fayez Sarofim & Co Houston, Texas $39.1B AUM 15.14% 1-Year Est. Return
HF
HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return
First Manhattan
First Manhattan New York $36.1B AUM 11.5% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

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.