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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+8.27%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$31.9B
AUM Growth
+$2.51B
Cap. Flow
+$830M
Cap. Flow %
2.6%
Top 10 Hldgs %
23.75%
Holding
2,051
New
174
Increased
889
Reduced
606
Closed
88

Top Buys

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$66.8M
2
PODD icon
Insulet
PODD
+$47M
3
XMTR icon
Xometry
XMTR
+$44.1M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$43.7M
5
AON icon
Aon
AON
+$36.1M

Top Sells

Rank Stock Value
1
PYPL icon
PayPal
PYPL
+$73.8M
2
ATVI
Activision Blizzard
ATVI
+$46.9M
3
OSH
Oak Street Health, Inc.
OSH
+$43.6M
4
DIS icon
Walt Disney
DIS
+$34M
5
PGR icon
Progressive
PGR
+$32.6M

Sector Composition

Rank Sector Weight
1 Technology 26.2%
2 Healthcare 19.21%
3 Financials 10.7%
4 Consumer Discretionary 10.6%
5 Industrials 10.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IPAY icon
1651
Amplify Mobile Payments ETF
IPAY
$182M
$118K ﹤0.01%
2,025
+1,035
+105% +$64.9K
LBTYA icon
1652
Liberty Global Class A
LBTYA
$3.6B
$117K ﹤0.01%
4,224
-405
-9% -$11.5K
BITO icon
1653
ProShares Bitcoin Strategy ETF
BITO
$1.45B
$116K ﹤0.01%
+4,000
New +$144K
GBIL icon
1654
Goldman Sachs Access Treasury 0-1 Year ETF
GBIL
$7.58B
$115K ﹤0.01%
1,152
+266
+30% +$26.6K
IGF icon
1655
iShares Global Infrastructure ETF
IGF
$10.8B
$114K ﹤0.01%
2,400
+503
+27% +$23.6K
OSW icon
1656
OneSpaWorld
OSW
$2.66B
$110K ﹤0.01%
10,930
-275
-2% -$2.92K
BSBR icon
1657
Santander
BSBR
$43.5B
$109K ﹤0.01%
20,331
-1,419
-7% -$8.54K
ITM icon
1658
VanEck Intermediate Muni ETF
ITM
$2.15B
$109K ﹤0.01%
2,117
– –
IFLN
1659
Invesco Bloomberg Enhanced Fallen Angels ETF
IFLN
$307M
$109K ﹤0.01%
5,637
-270
-5% -$5.23K
CRD.B icon
1660
Crawford & Co Class B
CRD.B
$604M
$108K ﹤0.01%
14,434
– –
DDM icon
1661
ProShares Ultra Dow30
DDM
$545M
$108K ﹤0.01%
+2,700
New +$103K
BIV icon
1662
Vanguard Intermediate-Term Bond ETF
BIV
$28.9B
$107K ﹤0.01%
1,220
+492
+68% +$43.6K
NTCO
1663
DELISTED
Natura &Co Holding S.A. American Depositary Shares (each representing two Common Shares)
NTCO
$106K ﹤0.01%
11,442
-337
-3% -$4.11K
AGEN
1664
Agenus
AGEN
$290M
$105K ﹤0.01%
1,664
-2,146
-56% -$169K
DON icon
1665
WisdomTree US MidCap Dividend Fund
DON
$4.09B
$105K ﹤0.01%
2,376
+499
+27% +$21.8K
SPMD icon
1666
State Street SPDR Portfolio S&P 400 Mid Cap ETF
SPMD
$18.9B
$105K ﹤0.01%
2,115
-9
-0.4% -$440
EWG icon
1667
iShares MSCI Germany ETF
EWG
$1.62B
$103K ﹤0.01%
3,140
+28
+0.9% +$929
FAX
1668
abrdn Asia-Pacific Income Fund
FAX
$600M
$102K ﹤0.01%
4,433
– –
TBLA icon
1669
Taboola.com
TBLA
$1.11B
$102K ﹤0.01%
+13,089
New +$113K
GUNR icon
1670
FlexShares Global Upstream Natural Resources Index Fund
GUNR
$7.32B
$101K ﹤0.01%
2,555
+774
+43% +$29.9K
SCHR
1671
Schwab Intermediately-Term US Treasury ETF
SCHR
$13.3B
$101K ﹤0.01%
3,608
+34
+1% +$957
ITUB icon
1672
Itaú Unibanco
ITUB
$87.5B
$100K ﹤0.01%
30,283
-8,238
-21% -$29.7K
VT icon
1673
Vanguard Total World Stock ETF
VT
$79.8B
$100K ﹤0.01%
932
+66
+8% +$7.01K
RYLD icon
1674
Global X Russell 2000 Covered Call ETF
RYLD
$1.4B
$99K ﹤0.01%
+4,041
New +$101K
RJA
1675
DELISTED
AB Svensk Ekportkredit ELEMENTS Linked to the Rogers International Commodity Index-Agriculture Total Return
RJA
$99K ﹤0.01%
+11,497
New +$96K
65 66
67
68 69

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William Blair & Company's Q4 2021 Portfolio in Review

As of Q4 2021, William Blair & Company held 2,051 positions worth $31.9B, up 8.5% from $29.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q4 2021 filing shows 174 new, 889 increased, 606 reduced and 88 closed positions. Its largest new stake was Portillo's: 759,814 shares worth $28.5M. The largest sale was PayPal, an estimated $73.8M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q4 2021 buy was Portillo's: 759,814 shares worth $28.5M.
  • William Blair & Company added most to Amazon in Q4 2021, an estimated $66.8M increase.
  • William Blair & Company's biggest Q4 2021 reduction was PayPal, cutting an estimated $73.8M.
  • William Blair & Company fully exited Asana in Q4 2021, selling an estimated $6.06M.
  • William Blair & Company's ten largest holdings make up 24% of its $31.9B portfolio in Q4 2021.
  • William Blair & Company opened 174 new positions and closed 88 in Q4 2021.
  • William Blair & Company's portfolio value rose 8.5% quarter-over-quarter to $31.9B.

Based on William Blair & Company's 13F filing for Q4 2021, filed 14 Feb 2022.