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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 | |
|---|---|---|---|---|---|---|
251
iShares Core MSCI EAFE ETF
IEFA
$196B
| $15.3M | 0.06% |
211,908
+16,664
| +9% | +$1.19M |
|
252
Oracle
ORCL
$442B
| $15.1M | 0.06% |
215,687
+32,022
| +17% | +$2.07M |
|
253
Equinix
EQIX
$105B
| $15.1M | 0.06% |
22,202
+330
| +2% | +$227K |
|
254
GE Aerospace
GE
$379B
| $14.6M | 0.06% |
223,383
+8,794
| +4% | +$533K |
|
255
Palomar
PLMR
$3.36B
| $14.6M | 0.05% |
217,031
-335,354
| -61% | -$30.1M |
|
256
Unilever
UL
$133B
| $14.5M | 0.05% |
230,370
-10,019
| -4% | -$638K |
|
|
TIG
257
DELISTED
Trean Insurance Group, Inc. Common Stock
TIG
| $14.5M | 0.05% |
895,705
+679,888
| +315% | +$10.9M |
|
258
Grid Dynamics Holdings
GDYN
$632M
| $14.5M | 0.05% |
907,439
+126,205
| +16% | +$1.81M |
|
259
BOK Financial
BOKF
$8.8B
| $14.4M | 0.05% |
161,158
+130
| +0.1% | +$11K |
|
260
J.M. Smucker
SJM
$12.7B
| $14.3M | 0.05% |
113,027
+51,826
| +85% | +$6.12M |
|
261
LivePerson
LPSN
$34.1M
| $14.2M | 0.05% |
17,930
+67
| +0.4% | +$62.1K |
|
262
Independence Realty Trust
IRT
$3.96B
| $14.1M | 0.05% |
924,556
-5,673
| -0.6% | -$80.5K |
|
263
Tractor Supply
TSCO
$19B
| $14M | 0.05% |
395,615
-2,750
| -0.7% | -$87.7K |
|
264
Becton Dickinson
BDX
$50B
| $13.9M | 0.05% |
58,648
-11,837
| -17% | -$2.89M |
|
265
Kimberly-Clark
KMB
$36.2B
| $13.6M | 0.05% |
98,002
-2,473
| -2% | -$328K |
|
266
Schwab US TIPS ETF
SCHP
$16.2B
| $13.6M | 0.05% |
445,394
-1,138
| -0.3% | -$35.1K |
|
267
Cigna
CI
$73.3B
| $13.6M | 0.05% |
56,088
-3,279
| -6% | -$731K |
|
268
Fortinet
FTNT
$118B
| $13.5M | 0.05% |
365,710
+20,025
| +6% | +$655K |
|
269
Unity
U
$19.6B
| $13.4M | 0.05% |
133,777
+51,161
| +62% | +$6.3M |
|
270
iShares MSCI EAFE Growth ETF
EFG
$17.4B
| $13.1M | 0.05% |
130,141
-2,712
| -2% | -$276K |
|
271
Toronto Dominion Bank
TD
$204B
| $13.1M | 0.05% |
200,372
-24,246
| -11% | -$1.48M |
|
272
EnerSys
ENS
$6.81B
| $13.1M | 0.05% |
143,872
-6,215
| -4% | -$569K |
|
273
TSMC
TSM
$2.23T
| $13.1M | 0.05% |
110,362
+13,062
| +13% | +$1.62M |
|
274
Philip Morris
PM
$290B
| $13M | 0.05% |
146,987
-7,072
| -5% | -$601K |
|
275
Vanguard Intermediate-Term Corporate Bond ETF
VCIT
$67.6B
| $12.9M | 0.05% |
139,079
-47,748
| -26% | -$4.54M |
|
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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.