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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
(+8.5%)
Cap. Flow
+$830M
Cap. Flow
% of AUM
2.6%
Top 10 Holdings %
Top 10 Hldgs %
23.75%
Holding
2,051
New
174
Increased
889
Reduced
606
Closed
88
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$66.8M |
| 2 |
Insulet
PODD
|
+$47M |
| 3 |
Xometry
XMTR
|
+$44.1M |
| 4 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$43.7M |
| 5 |
Aon
AON
|
+$36.1M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
PayPal
PYPL
|
+$73.8M |
| 2 |
ATVI
Activision Blizzard
ATVI
|
+$46.9M |
| 3 |
OSH
Oak Street Health, Inc.
OSH
|
+$43.6M |
| 4 |
Walt Disney
DIS
|
+$34M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
|
SBDS
1301
DELISTED
Solo Brands Inc
SBDS
| $394K | ﹤0.01% |
+630
| New | +$433K |
|
1302
Bank of America Series L
BAC.PRL
$3.99B
| $392K | ﹤0.01% |
+271
| New | +$390K |
|
1303
Editas Medicine
EDIT
$442M
| $392K | ﹤0.01% |
14,778
+1,803
| +14% | +$62.1K |
|
1304
Marten Transport
MRTN
$1.22B
| $391K | ﹤0.01% |
22,800
| – | – |
|
1305
United States Oil Fund
USO
$1.84B
| $391K | ﹤0.01% |
7,188
+125
| +2% | +$6.8K |
|
1306
SkinHealth Systems
SKIN
$85.7M
| $390K | ﹤0.01% |
+16,148
| New | +$416K |
|
1307
Enphase Energy
ENPH
$5.53B
| $381K | ﹤0.01% |
2,081
+529
| +34% | +$110K |
|
1308
Occidental Petroleum
OXY
$55.9B
| $381K | ﹤0.01% |
13,135
-186
| -1% | -$5.84K |
|
1309
Clover Health Investments
CLOV
$2.51B
| $379K | ﹤0.01% |
101,928
-103,153
| -50% | -$633K |
|
1310
DigitalBridge
DBRG
$2.95B
| $378K | ﹤0.01% |
+11,345
| New | +$337K |
|
1311
National Bank Holdings
NBHC
$1.9B
| $378K | ﹤0.01% |
8,592
| – | – |
|
1312
Pinnacle West Capital
PNW
$12.2B
| $378K | ﹤0.01% |
5,352
+5
| +0.1% | +$336 |
|
1313
W.R. Berkley
WRB
$26.6B
| $378K | ﹤0.01% |
10,312
+596
| +6% | +$21.1K |
|
1314
Open Text
OTEX
$6.04B
| $377K | ﹤0.01% |
7,945
| – | – |
|
1315
AllianceBernstein
AB
$3.47B
| $376K | ﹤0.01% |
7,692
+2,016
| +36% | +$105K |
|
1316
iShares US Consumer Discretionary ETF
IYC
$1.23B
| $376K | ﹤0.01% |
4,471
| – | – |
|
|
MPT
1317
Medical Properties Trust
MPT
$2.81B
| $376K | ﹤0.01% |
15,904
-1,568
| -9% | -$33.6K |
|
1318
iShares China Large-Cap ETF
FXI
$4.31B
| $375K | ﹤0.01% |
10,243
-1,168
| -10% | -$45.8K |
|
1319
SentinelOne
S
$7.34B
| $375K | ﹤0.01% |
7,427
+877
| +13% | +$51.4K |
|
1320
First Trust Morningstar Dividend Leaders Index Fund
FDL
$7.82B
| $374K | ﹤0.01% |
10,525
| – | – |
|
1321
Walker & Dunlop
WD
$1.53B
| $374K | ﹤0.01% |
+2,480
| New | +$346K |
|
1322
ManpowerGroup
MAN
$2.63B
| $373K | ﹤0.01% |
3,833
+340
| +10% | +$34.1K |
|
|
COHR
1323
DELISTED
Coherent Inc
COHR
| $373K | ﹤0.01% |
1,400
-200
| -13% | -$51.6K |
|
|
RKLBW
1324
DELISTED
Rocket Lab USA, Inc. Warrant
RKLBW
| $372K | ﹤0.01% |
103,772
-41,456
| -29% | -$189K |
|
1325
Miller Industries
MLR
$619M
| $369K | ﹤0.01% |
11,053
+1,501
| +16% | +$51.8K |
|
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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.