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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
-5.98%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
AUM
$33.5B
AUM Growth
-$3.54B
Cap. Flow
+$67.3M
Cap. Flow %
0.2%
Top 10 Hldgs %
16.76%
Holding
470
New
43
Increased
198
Reduced
195
Closed
29

Sector Composition

Rank Sector Weight
1 Technology 26.31%
2 Healthcare 16.03%
3 Consumer Discretionary 15.24%
4 Industrials 14.19%
5 Financials 10.34%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
TSM icon
1
TSMC
TSM
$2.18T
$1.12B 3.36%
10,781,122
-529,883
-5% -$62M
MSFT icon
2
Microsoft
MSFT
$3.71T
$828M 2.47%
2,684,183
+165,512
+7% +$49.8M
AMZN icon
3
Amazon
AMZN
$2.96T
$623M 1.86%
3,822,260
+436,860
+13% +$67.5M
GOOGL icon
4
Alphabet (Google) Class A
GOOGL
$4.33T
$562M 1.68%
4,040,640
+214,940
+6% +$29.2M
CNI icon
5
Canadian National Railway
CNI
$76.6B
$509M 1.52%
3,794,828
+225,854
+6% +$28.2M
BLDR icon
6
Builders FirstSource
BLDR
$8.04B
$437M 1.31%
6,768,535
-504,594
-7% -$36.6M
MELI icon
7
Mercado Libre
MELI
$92.3B
$414M 1.24%
347,698
+814
+0.2% +$886K
CCK icon
8
Crown Holdings
CCK
$13.1B
$391M 1.17%
3,122,233
-189,646
-6% -$22.4M
CCJ icon
9
Cameco
CCJ
$42.4B
$368M 1.1%
12,642,942
-772,059
-6% -$18.1M
MA icon
10
Mastercard
MA
$493B
$356M 1.06%
995,041
+55,028
+6% +$19.8M
BWXT icon
11
BWX Technologies
BWXT
$15.6B
$352M 1.05%
6,537,300
-419,051
-6% -$20.6M
EEFT icon
12
Euronet Worldwide
EEFT
$2.7B
$348M 1.04%
2,674,670
-27,828
-1% -$3.53M
VIRT icon
13
Virtu Financial
VIRT
$4.93B
$335M 1%
9,010,517
-731,603
-8% -$24.2M
GLOB icon
14
Globant
GLOB
$1.61B
$334M 1%
1,273,843
+243,985
+24% +$61.9M
DT icon
15
Dynatrace
DT
$14.2B
$329M 0.98%
6,989,994
+1,653,151
+31% +$77.8M
WH icon
16
Wyndham Hotels & Resorts
WH
$5.48B
$322M 0.96%
3,807,401
-133,105
-3% -$11.3M
BCO icon
17
Brink's
BCO
$4.62B
$311M 0.93%
4,569,514
-506,302
-10% -$34.7M
PFGC icon
18
Performance Food Group
PFGC
$18B
$309M 0.92%
6,060,054
+742,073
+14% +$36.4M
SEDG icon
19
SolarEdge
SEDG
$1.95B
$306M 0.91%
949,889
+56,700
+6% +$15.6M
TEAM icon
20
Atlassian
TEAM
$37.8B
$305M 0.91%
1,038,427
+172,606
+20% +$51.6M
ABMD
21
DELISTED
Abiomed Inc
ABMD
$303M 0.9%
913,808
-110,140
-11% -$33.9M
MRCY icon
22
Mercury Systems
MRCY
$6.52B
$297M 0.89%
4,606,998
+1,289,176
+39% +$76.6M
CRL icon
23
Charles River Laboratories
CRL
$12.8B
$294M 0.88%
1,035,968
-40,282
-4% -$12.4M
LULU icon
24
lululemon athletica
LULU
$14.6B
$280M 0.84%
766,785
+9,775
+1% +$3.18M
P
25
Everpure Inc
P
$29.9B
$277M 0.83%
7,857,632
-6,829,587
-47% -$199M

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William Blair Investment Management's Q1 2022 Portfolio in Review

As of Q1 2022, William Blair Investment Management held 470 positions worth $33.5B, down 9.6% from $37B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair Investment Management's Q1 2022 filing shows 43 new, 198 increased, 195 reduced and 29 closed positions. Its largest new stake was Toronto Dominion Bank: 3,163,737 shares worth $251M. The largest sale was Nebius Group N.V., an estimated $261M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 27% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q1 2022 buy was Toronto Dominion Bank: 3,163,737 shares worth $251M.
  • William Blair Investment Management added most to Linde in Q1 2022, an estimated $196M increase.
  • William Blair Investment Management's biggest Q1 2022 reduction was Everpure Inc, cutting an estimated $199M.
  • William Blair Investment Management fully exited Nebius Group N.V. in Q1 2022, selling an estimated $261M.
  • William Blair Investment Management's ten largest holdings make up 17% of its $33.5B portfolio in Q1 2022.
  • William Blair Investment Management opened 43 new positions and closed 29 in Q1 2022.
  • William Blair Investment Management's portfolio value fell 9.6% quarter-over-quarter to $33.5B.

Based on William Blair Investment Management's 13F filing for Q1 2022, filed 11 May 2022.