William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $37.7B
This Quarter Return
+5.73%
1 Year Return
+25.84%
3 Year Return
+122.23%
5 Year Return
+199.92%
10 Year Return
+704.65%
AUM
$37B
AUM Growth
+$37B
Cap. Flow
+$412M
Cap. Flow %
1.11%
Top 10 Hldgs %
16.63%
Holding
465
New
34
Increased
194
Reduced
191
Closed
38

Sector Composition

1 Technology 26.95%
2 Healthcare 17.95%
3 Consumer Discretionary 15.98%
4 Industrials 14.09%
5 Financials 7.71%
Name Market Value Portfolio Weight Shares or Principal Shares
Change %
Capital Flow
LYV icon
26
Live Nation Entertainment
LYV
$37.6B
$304M 0.82%
2,538,257
-556,316
-18% -$66.6M
TECH icon
27
Bio-Techne
TECH
$8.3B
$302M 0.82%
583,529
-70,315
-11% -$36.4M
MLM icon
28
Martin Marietta Materials
MLM
$36.9B
$298M 0.8%
675,613
-173,199
-20% -$76.3M
LULU icon
29
lululemon athletica
LULU
$23.8B
$296M 0.8%
757,010
+14,056
+2% +$5.5M
SE icon
30
Sea Limited
SE
$107B
$294M 0.8%
1,315,594
-287,965
-18% -$64.4M
CCJ icon
31
Cameco
CCJ
$33.6B
$293M 0.79%
13,415,001
-1,209,528
-8% -$26.4M
AXON icon
32
Axon Enterprise
AXON
$56.9B
$286M 0.77%
1,819,656
-59,524
-3% -$9.35M
VIRT icon
33
Virtu Financial
VIRT
$3.51B
$281M 0.76%
9,742,120
+9,453
+0.1% +$273K
ICLR icon
34
Icon
ICLR
$14B
$280M 0.76%
902,807
-10,913
-1% -$3.38M
FOXF icon
35
Fox Factory Holding Corp
FOXF
$1.16B
$267M 0.72%
1,570,491
-89,125
-5% -$15.2M
ARES icon
36
Ares Management
ARES
$38.8B
$266M 0.72%
3,272,440
-163,932
-5% -$13.3M
WAL icon
37
Western Alliance Bancorporation
WAL
$9.88B
$266M 0.72%
2,469,420
+302,565
+14% +$32.6M
RYAAY icon
38
Ryanair
RYAAY
$32.9B
$265M 0.71%
2,585,739
+172,064
+7% +$17.6M
UNH icon
39
UnitedHealth
UNH
$279B
$264M 0.71%
525,500
+82,993
+19% +$41.7M
NBIS
40
Nebius Group N.V. Class A Ordinary Shares
NBIS
$15.7B
$261M 0.71%
4,315,408
+91,379
+2% +$5.53M
LESL icon
41
Leslie's
LESL
$60.9M
$260M 0.7%
10,975,142
+3,262,915
+42% +$77.2M
DEN
42
DELISTED
Denbury Inc.
DEN
$256M 0.69%
3,341,888
-167,461
-5% -$12.8M
BFAM icon
43
Bright Horizons
BFAM
$6.62B
$254M 0.69%
2,016,248
-80,917
-4% -$10.2M
GWRE icon
44
Guidewire Software
GWRE
$18.5B
$252M 0.68%
2,216,665
+172,751
+8% +$19.6M
HZNP
45
DELISTED
Horizon Therapeutics Public Limited Company Ordinary Shares
HZNP
$251M 0.68%
2,331,686
-785,682
-25% -$84.7M
SEDG icon
46
SolarEdge
SEDG
$1.97B
$251M 0.68%
893,189
+225,021
+34% +$63.1M
ACHC icon
47
Acadia Healthcare
ACHC
$2.15B
$248M 0.67%
4,085,533
-51,369
-1% -$3.12M
PFGC icon
48
Performance Food Group
PFGC
$16.2B
$244M 0.66%
5,317,981
+1,769,462
+50% +$81.2M
ALRM icon
49
Alarm.com
ALRM
$2.84B
$244M 0.66%
2,875,745
+202,964
+8% +$17.2M
PYPL icon
50
PayPal
PYPL
$66.5B
$241M 0.65%
1,276,682
+432,231
+51% +$81.5M