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William Blair & Company Portfolio holdings
AUM
$38.4B
1-Year Est. Return
25.71%
This Fund
S&P 500
This Quarter
Est. Return
+2.39%
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
$26.5B
AUM Growth
-$769M
(-2.8%)
Cap. Flow
-$1.09B
Cap. Flow
% of AUM
-4.11%
Top 10 Holdings %
Top 10 Hldgs %
22.54%
Holding
1,941
New
123
Increased
715
Reduced
742
Closed
84
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
CarMax
KMX
|
+$73M |
| 2 |
OSH
Oak Street Health, Inc.
OSH
|
+$60.6M |
| 3 |
iRhythm Holdings
IRTC
|
+$51.2M |
| 4 |
DexCom
DXCM
|
+$39.4M |
| 5 |
Aon
AON
|
+$30.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$449M |
| 2 |
Vanguard Morningstar Growth ETF
VUG
|
+$271M |
| 3 |
Amazon
AMZN
|
+$157M |
| 4 |
Microsoft
MSFT
|
+$83.3M |
| 5 |
Alphabet (Google) Class C
GOOG
|
+$78.4M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.67% |
| 2 | Healthcare | 19.26% |
| 3 | Financials | 11.68% |
| 4 | Consumer Discretionary | 10.53% |
| 5 | Industrials | 9.66% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
NVTA
1326
DELISTED
Invitae Corporation
NVTA
| $298K | ﹤0.01% |
+7,799
| New | +$355K |
|
|
BBBY
1327
Bed Bath & Beyond
BBBY
$418M
| $294K | ﹤0.01% |
4,876
-1,106
| -18% | -$74.8K |
|
1328
Evertec
EVTC
$1.86B
| $294K | ﹤0.01% |
7,910
+2,788
| +54% | +$105K |
|
|
CLLS
1329
Cellectis
CLLS
$319M
| $291K | ﹤0.01% |
14,400
+2,500
| +21% | +$61.8K |
|
1330
Denali Therapeutics
DNLI
$4.06B
| $291K | ﹤0.01% |
5,100
-100
| -2% | -$6.69K |
|
1331
M&T Bank
MTB
$36.7B
| $291K | ﹤0.01% |
1,919
-3,727
| -66% | -$549K |
|
1332
United States Oil Fund
USO
$1.78B
| $291K | ﹤0.01% |
7,186
-221
| -3% | -$8.67K |
|
1333
Ubiquiti
UI
$35.1B
| $289K | ﹤0.01% |
969
-50
| -5% | -$15.7K |
|
1334
DaVita
DVA
$11.5B
| $288K | ﹤0.01% |
2,675
-2
| -0.1% | -$222 |
|
|
HBI
1335
DELISTED
Hanesbrands
HBI
| $286K | ﹤0.01% |
14,546
-656
| -4% | -$11.6K |
|
1336
Rithm Capital
RITM
$5.75B
| $286K | ﹤0.01% |
25,398
-623
| -2% | -$6.34K |
|
1337
BioNTech
BNTX
$23.3B
| $285K | ﹤0.01% |
+2,609
| New | +$277K |
|
1338
iShares US Consumer Staples ETF
IYK
$1.43B
| $284K | ﹤0.01% |
4,821
-174
| -3% | -$10.2K |
|
|
PVG
1339
DELISTED
PRETIUM RESOURCES INC.
PVG
| $283K | ﹤0.01% |
27,275
+1,350
| +5% | +$14.5K |
|
1340
First Busey Corp
BUSE
$2.6B
| $282K | ﹤0.01% |
11,000
| – | – |
|
1341
Deckers Outdoor
DECK
$12.6B
| $282K | ﹤0.01% |
5,118
-462
| -8% | -$24.7K |
|
1342
Globe Life
GL
$14B
| $282K | ﹤0.01% |
2,918
-55
| -2% | -$5.27K |
|
1343
Sanofi
SNY
$105B
| $281K | ﹤0.01% |
5,683
+916
| +19% | +$44K |
|
1344
Twist Bioscience
TWST
$7.8B
| $280K | ﹤0.01% |
2,261
-19
| -0.8% | -$2.88K |
|
1345
Ternium
TX
$10.7B
| $279K | ﹤0.01% |
+7,187
| New | +$231K |
|
1346
UFP Industries
UFPI
$5.07B
| $279K | ﹤0.01% |
3,680
-103
| -3% | -$6.45K |
|
|
AGEN
1347
Agenus
AGEN
$309M
| $278K | ﹤0.01% |
5,198
+2,124
| +69% | +$153K |
|
1348
Alamos Gold
AGI
$13.8B
| $278K | ﹤0.01% |
35,611
-10,198
| -22% | -$81.9K |
|
1349
Digital Turbine
APPS
$1.52B
| $278K | ﹤0.01% |
3,455
-530
| -13% | -$38.7K |
|
|
ONC
1350
BeOne Medicines Ltd
ONC
$40.3B
| $278K | ﹤0.01% |
800
-62
| -7% | -$20.5K |
|
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William Blair & Company's Q1 2021 Portfolio in Review
As of Q1 2021, William Blair & Company held 1,941 positions worth $26.5B, down 2.8% from $27.3B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
William Blair & Company withdrew a net $1.09B in Q1 2021, closing 84 positions and reducing 742 holdings. Its most notable exit was HMS Holdings Corp., an estimated $7.64M position sold in full.
By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 28% a quarter earlier, followed by Healthcare and Financials.
Against the trend, William Blair & Company opened a new position in Oak Street Health, Inc. worth $59.1M.
- William Blair & Company's largest Q1 2021 buy was Oak Street Health, Inc.: 1,089,318 shares worth $59.1M.
- William Blair & Company added most to CarMax in Q1 2021, an estimated $73M increase.
- William Blair & Company's biggest Q1 2021 reduction was Apple, cutting an estimated $449M.
- William Blair & Company fully exited HMS Holdings Corp. in Q1 2021, selling an estimated $7.64M.
- William Blair & Company's ten largest holdings make up 23% of its $26.5B portfolio in Q1 2021.
- William Blair & Company opened 123 new positions and closed 84 in Q1 2021.
- William Blair & Company's portfolio value fell 2.8% quarter-over-quarter to $26.5B.
Based on William Blair & Company's 13F filing for Q1 2021, filed 13 May 2021.