William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $37.7B
This Quarter Return
-2.74%
1 Year Return
+25.84%
3 Year Return
+122.23%
5 Year Return
+199.92%
10 Year Return
+704.65%
AUM
$30.1B
AUM Growth
+$30.1B
Cap. Flow
+$399M
Cap. Flow %
1.33%
Top 10 Hldgs %
21.93%
Holding
430
New
35
Increased
164
Reduced
195
Closed
32

Sector Composition

1 Technology 25.88%
2 Industrials 15.76%
3 Healthcare 15.67%
4 Consumer Discretionary 13.72%
5 Financials 8.88%
Name Market Value Portfolio Weight Shares or Principal Shares
Change %
Capital Flow
RYAAY icon
101
Ryanair
RYAAY
$32.8B
$93.2M 0.31%
958,965
+647,093
+207% +$62.9M
SITE icon
102
SiteOne Landscape Supply
SITE
$6.41B
$88.9M 0.3%
544,033
-11,291
-2% -$1.85M
NEOG icon
103
Neogen
NEOG
$1.22B
$88.9M 0.3%
4,795,526
+306,111
+7% +$5.68M
AMBA icon
104
Ambarella
AMBA
$3.35B
$88.5M 0.29%
1,667,930
-10,210
-0.6% -$541K
TXN icon
105
Texas Instruments
TXN
$176B
$88M 0.29%
553,615
+52,482
+10% +$8.35M
WOLF icon
106
Wolfspeed
WOLF
$208M
$86.6M 0.29%
2,273,227
-30,298
-1% -$1.15M
MLM icon
107
Martin Marietta Materials
MLM
$36.7B
$82.8M 0.28%
201,832
-318,234
-61% -$131M
NE icon
108
Noble Corp
NE
$4.57B
$81.6M 0.27%
+1,611,022
New +$81.6M
CNI icon
109
Canadian National Railway
CNI
$60.4B
$78.4M 0.26%
724,247
-270,054
-27% -$29.2M
NATI
110
DELISTED
National Instruments Corp
NATI
$78.3M 0.26%
1,313,891
-449,321
-25% -$26.8M
SLVM icon
111
Sylvamo
SLVM
$1.75B
$77.9M 0.26%
1,773,987
+241,441
+16% +$10.6M
CRL icon
112
Charles River Laboratories
CRL
$7.91B
$75.7M 0.25%
386,218
-8,041
-2% -$1.58M
VRRM icon
113
Verra Mobility
VRRM
$3.93B
$75.7M 0.25%
4,046,263
-577,153
-12% -$10.8M
RVLV icon
114
Revolve Group
RVLV
$1.59B
$74.7M 0.25%
5,488,001
-83,585
-2% -$1.14M
BPMC
115
DELISTED
Blueprint Medicines
BPMC
$73.2M 0.24%
1,456,629
-17,861
-1% -$897K
TWST icon
116
Twist Bioscience
TWST
$1.59B
$72.4M 0.24%
3,573,423
-42,375
-1% -$859K
INFY icon
117
Infosys
INFY
$68.9B
$71.9M 0.24%
4,204,543
-140,525
-3% -$2.4M
RRX icon
118
Regal Rexnord
RRX
$9.46B
$71.9M 0.24%
+503,213
New +$71.9M
EVH icon
119
Evolent Health
EVH
$1.09B
$71.4M 0.24%
2,622,449
-48,511
-2% -$1.32M
SKY icon
120
Champion Homes, Inc.
SKY
$4.34B
$70.9M 0.24%
1,112,034
+178,099
+19% +$11.3M
FOXF icon
121
Fox Factory Holding Corp
FOXF
$1.16B
$66.9M 0.22%
675,130
-594,889
-47% -$58.9M
ACVA icon
122
ACV Auctions
ACVA
$1.96B
$66.3M 0.22%
4,369,867
+350,865
+9% +$5.33M
AIN icon
123
Albany International
AIN
$1.8B
$63M 0.21%
730,658
-103,433
-12% -$8.92M
MDRX
124
DELISTED
Veradigm Inc. Common Stock
MDRX
$57.5M 0.19%
4,375,005
+623,438
+17% +$8.19M
SNPS icon
125
Synopsys
SNPS
$109B
$57.3M 0.19%
124,767
-24,869
-17% -$11.4M