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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
+12.53%
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
$23.6B
AUM Growth
+$2.6B
Cap. Flow
+$316M
Cap. Flow %
1.34%
Top 10 Hldgs %
26.84%
Holding
1,800
New
126
Increased
679
Reduced
652
Closed
80

Top Buys

Rank Stock Value
1
QDEL icon
QuidelOrtho
QDEL
+$40.3M
2
TDOC icon
Teladoc Health
TDOC
+$32.5M
3
CTAS icon
Cintas
CTAS
+$25.5M
4
ECL icon
Ecolab
ECL
+$25.4M
5
FTV icon
Fortive
FTV
+$24M

Top Sells

Rank Stock Value
1
GS icon
Goldman Sachs
GS
+$46.7M
2
GWRE icon
Guidewire Software
GWRE
+$38.9M
3
ANET icon
Arista Networks
ANET
+$31.4M
4
V icon
Visa
V
+$25.9M
5
PFNX
Pfenex Inc.
PFNX
+$25.4M

Sector Composition

Rank Sector Weight
1 Technology 27.37%
2 Healthcare 19.68%
3 Financials 10.88%
4 Consumer Discretionary 10.56%
5 Industrials 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
FAX
1401
abrdn Asia-Pacific Income Fund
FAX
$604M
$106K ﹤0.01%
4,433
-455
-9% -$11K
TWI icon
1402
Titan International
TWI
$450M
$104K ﹤0.01%
36,100
+15,000
+71% +$33K
ATHX
1403
DELISTED
Athersys, Inc. Common Stock
ATHX
$104K ﹤0.01%
2,142
+240
+13% +$14.5K
OPPE
1404
WisdomTree European Opportunities Fund
OPPE
$295M
$102K ﹤0.01%
3,750
– –
STPZ icon
1405
PIMCO 1-5 Year US TIPS Index Exchange-Traded Fund
STPZ
$524M
$102K ﹤0.01%
1,884
+799
+74% +$42.9K
DGS icon
1406
WisdomTree Emerging Markets SmallCap Dividend Fund
DGS
$1.78B
$101K ﹤0.01%
2,442
-475
-16% -$19.9K
M icon
1407
Macy's
M
$6.26B
$101K ﹤0.01%
17,646
-1,750
-9% -$11.7K
MTUM icon
1408
iShares MSCI USA Momentum Factor ETF
MTUM
$26B
$99K ﹤0.01%
674
-155
-19% -$22.1K
BMVP icon
1409
Invesco Bloomberg MVP Multi-factor ETF
BMVP
$106M
$97K ﹤0.01%
3,096
– –
INN
1410
Summit Hotel Properties
INN
$655M
$97K ﹤0.01%
18,794
-5,000
-21% -$28.3K
FPX icon
1411
First Trust US Equity Opportunities ETF
FPX
$1.53B
$96K ﹤0.01%
+990
New +$90.3K
QLTA icon
1412
iShares AAA-A Rated Corporate Bond ETF
QLTA
$1.21B
$96K ﹤0.01%
+1,657
New +$96.9K
UAA icon
1413
Under Armour
UAA
$2.26B
$96K ﹤0.01%
8,561
+2,178
+34% +$22.9K
SCHD icon
1414
Schwab US Dividend Equity ETF
SCHD
$107B
$95K ﹤0.01%
5,178
-56,742
-92% -$1.04M
PE
1415
DELISTED
PARSLEY ENERGY INC
PE
$95K ﹤0.01%
+10,198
New +$109K
LBTYA icon
1416
Liberty Global Class A
LBTYA
$3.55B
$94K ﹤0.01%
4,475
– –
PIO icon
1417
Invesco Global Water ETF
PIO
$278M
$93K ﹤0.01%
2,917
+33
+1% +$1.02K
GRID
1418
First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund
GRID
$12.3B
$92K ﹤0.01%
1,462
– –
SRLN icon
1419
State Street Blackstone Senior Loan ETF
SRLN
$5.37B
$92K ﹤0.01%
2,062
+1,499
+266% +$66.5K
ARI
1420
Apollo Commercial Real Estate
ARI
$885M
$90K ﹤0.01%
9,950
-55,250
-85% -$509K
DON icon
1421
WisdomTree US MidCap Dividend Fund
DON
$4.1B
$90K ﹤0.01%
3,097
+855
+38% +$25.2K
PGF icon
1422
Invesco Financial Preferred ETF
PGF
$668M
$90K ﹤0.01%
4,800
– –
SCHH icon
1423
Schwab US REIT ETF
SCHH
$11.3B
$90K ﹤0.01%
5,074
+2,974
+142% +$53.5K
SCHZ icon
1424
Schwab US Aggregate Bond ETF
SCHZ
$10.5B
$89K ﹤0.01%
+3,170
New +$89.4K
PSQ icon
1425
ProShares Short QQQ
PSQ
$642M
$86K ﹤0.01%
1,034
+292
+39% +$25.1K
55 56
57
58 59

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William Blair & Company's Q3 2020 Portfolio in Review

As of Q3 2020, William Blair & Company held 1,800 positions worth $23.6B, up 12% from $21B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

William Blair & Company's Q3 2020 filing shows 126 new, 679 increased, 652 reduced and 80 closed positions. Its largest new stake was Unity: 72,858 shares worth $6.36M. The largest sale was Goldman Sachs, an estimated $46.7M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 27% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2020 buy was Unity: 72,858 shares worth $6.36M.
  • William Blair & Company added most to QuidelOrtho in Q3 2020, an estimated $40.3M increase.
  • William Blair & Company's biggest Q3 2020 reduction was Goldman Sachs, cutting an estimated $46.7M.
  • William Blair & Company fully exited Pfenex Inc. in Q3 2020, selling an estimated $25.4M.
  • William Blair & Company's ten largest holdings make up 27% of its $23.6B portfolio in Q3 2020.
  • William Blair & Company opened 126 new positions and closed 80 in Q3 2020.
  • William Blair & Company's portfolio value rose 12% quarter-over-quarter to $23.6B.

Based on William Blair & Company's 13F filing for Q3 2020, filed 6 Nov 2020.