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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
PXF icon
1776
Invesco FTSE RAFI Developed Markets ex-US ETF
PXF
$2.96B
$38K ﹤0.01%
+800
New +$38.1K
COPX icon
1777
Global X Copper Miners ETF NEW
COPX
$8.16B
$37K ﹤0.01%
1,004
– –
DTH icon
1778
WisdomTree International High Dividend Fund
DTH
$663M
$37K ﹤0.01%
968
-290
-23% -$11.1K
IXG icon
1779
iShares Global Financials ETF
IXG
$687M
$37K ﹤0.01%
468
+87
+23% +$7.04K
SAN icon
1780
Banco Santander
SAN
$210B
$36K ﹤0.01%
10,929
-1,431
-12% -$5.03K
STPZ icon
1781
PIMCO 1-5 Year US TIPS Index Exchange-Traded Fund
STPZ
$516M
$36K ﹤0.01%
645
– –
WOMN icon
1782
Impact Shares Womens Empowerment ETF Trading
WOMN
$59M
$36K ﹤0.01%
1,023
+62
+6% +$2.17K
GSIE icon
1783
Goldman Sachs ActiveBeta International Equity ETF
GSIE
$6.16B
$35K ﹤0.01%
991
– –
IYM icon
1784
iShares US Basic Materials ETF
IYM
$1.25B
$34K ﹤0.01%
240
– –
FPEI icon
1785
First Trust Institutional Preferred Securities and Income ETF
FPEI
$1.94B
$33K ﹤0.01%
1,601
+11
+0.7% +$226
GBF icon
1786
iShares Government/Credit Bond ETF
GBF
$128M
$33K ﹤0.01%
270
– –
ISCG icon
1787
iShares Morningstar Small-Cap Growth ETF
ISCG
$1.02B
$33K ﹤0.01%
660
-60
-8% -$3.04K
WTV icon
1788
WisdomTree US Value Fund
WTV
$3.36B
$33K ﹤0.01%
519
– –
TELL
1789
DELISTED
Tellurian Inc.
TELL
$33K ﹤0.01%
+10,587
New +$37.6K
DFJ icon
1790
WisdomTree Japan SmallCap Dividend Fund
DFJ
$400M
$31K ﹤0.01%
438
– –
FCVT icon
1791
First Trust SSI Strategic Convertible Securities ETF
FCVT
$101M
$31K ﹤0.01%
743
– –
IXP icon
1792
iShares Global Comm Services ETF
IXP
$572M
$31K ﹤0.01%
380
– –
OTLK icon
1793
Outlook Therapeutics
OTLK
$191M
$31K ﹤0.01%
1,150
– –
FNOV icon
1794
FT Vest US Equity Buffer ETF November
FNOV
$1.23B
$30K ﹤0.01%
765
– –
ILCG icon
1795
iShares Morningstar Growth ETF
ILCG
$3.27B
$29K ﹤0.01%
400
-120
-23% -$8.44K
LQDH icon
1796
iShares Interest Rate Hedged Corporate Bond ETF
LQDH
$531M
$29K ﹤0.01%
298
+168
+129% +$16.1K
SCHZ icon
1797
Schwab US Aggregate Bond ETF
SCHZ
$10.5B
$29K ﹤0.01%
1,082
-92
-8% -$2.49K
SMMD icon
1798
iShares Russell 2500 ETF
SMMD
$3.71B
$29K ﹤0.01%
435
– –
HYEM icon
1799
VanEck Emerging Markets High Yield Bond ETF
HYEM
$523M
$28K ﹤0.01%
1,269
– –
IGLB icon
1800
iShares 10+ Year Investment Grade Corporate Bond ETF
IGLB
$2.84B
$28K ﹤0.01%
408
-80
-16% -$5.59K
70 71
72
73 74

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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.