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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
EWBC icon
1201
East-West Bancorp
EWBC
$18B
$511K ﹤0.01%
6,501
+62
+1% +$4.99K
HLT icon
1202
Hilton Worldwide
HLT
$71.5B
$507K ﹤0.01%
3,252
+110
+4% +$15.8K
JEPI icon
1203
JPMorgan Equity Premium Income ETF
JEPI
$45.9B
$507K ﹤0.01%
8,023
+1,621
+25% +$99.9K
LECO icon
1204
Lincoln Electric
LECO
$15.4B
$507K ﹤0.01%
3,636
– –
TOST icon
1205
Toast
TOST
$19.9B
$507K ﹤0.01%
+14,613
New +$676K
TLTD icon
1206
FlexShares Morningstar Developed Markets ex-US Factor Tilt Index Fund
TLTD
$689M
$505K ﹤0.01%
7,022
+1,317
+23% +$95.5K
MTB icon
1207
M&T Bank
MTB
$36.2B
$502K ﹤0.01%
3,270
+538
+20% +$82.6K
SHV icon
1208
iShares 0-1 Year Treasury Bond ETF
SHV
$20.6B
$500K ﹤0.01%
4,532
-3,561
-44% -$393K
QSR icon
1209
Restaurant Brands International
QSR
$25.8B
$499K ﹤0.01%
+8,222
New +$485K
DMTK
1210
DELISTED
DermTech, Inc. Common Stock
DMTK
$498K ﹤0.01%
31,530
-52,594
-63% -$1.26M
LAMR icon
1211
Lamar Advertising Co
LAMR
$16.3B
$497K ﹤0.01%
4,095
+510
+14% +$59.4K
SUMO
1212
DELISTED
Sumo Logic, Inc. Common Stock
SUMO
$495K ﹤0.01%
36,482
-28,108
-44% -$437K
NOMD icon
1213
Nomad Foods
NOMD
$1.68B
$493K ﹤0.01%
+19,415
New +$501K
CNYA icon
1214
iShares MSCI China A ETF
CNYA
$208M
$492K ﹤0.01%
11,288
-849
-7% -$36.8K
SLAB icon
1215
Silicon Laboratories
SLAB
$7.23B
$492K ﹤0.01%
2,383
+10
+0.4% +$1.84K
FIGS icon
1216
FIGS
FIGS
$2.37B
$488K ﹤0.01%
+17,723
New +$584K
ALLY icon
1217
Ally Financial
ALLY
$13.3B
$487K ﹤0.01%
10,233
+206
+2% +$10.2K
CELH icon
1218
Celsius Holdings
CELH
$7.03B
$486K ﹤0.01%
19,566
+4,032
+26% +$112K
MGV icon
1219
Vanguard Morningstar Mega Cap Value ETF
MGV
$13.5B
$485K ﹤0.01%
4,540
+1,699
+60% +$176K
GEF icon
1220
Greif
GEF
$5.04B
$476K ﹤0.01%
7,885
+1,200
+18% +$77.7K
CURO
1221
DELISTED
CURO Group Holdings Corp.
CURO
$476K ﹤0.01%
29,743
– –
FEZ icon
1222
State Street SPDR EURO STOXX 50 ETF
FEZ
$4.55B
$474K ﹤0.01%
10,155
– –
XPO icon
1223
XPO
XPO
$23.7B
$473K ﹤0.01%
10,283
-1,641
-14% -$76.3K
CASY icon
1224
Casey's General Stores
CASY
$30.9B
$472K ﹤0.01%
2,390
+367
+18% +$70.9K
PTLC icon
1225
Pacer Trendpilot US Large Cap ETF
PTLC
$3.38B
$472K ﹤0.01%
+11,371
New +$459K
47 48
49
50 51

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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.