William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $37.7B
This Quarter Return
+13.66%
1 Year Return
+25.84%
3 Year Return
+122.23%
5 Year Return
+199.92%
10 Year Return
+704.65%
AUM
$25.7B
AUM Growth
+$25.7B
Cap. Flow
-$1.44B
Cap. Flow %
-5.62%
Top 10 Hldgs %
18.53%
Holding
367
New
26
Increased
147
Reduced
165
Closed
24

Sector Composition

1 Technology 26.1%
2 Healthcare 18.61%
3 Consumer Discretionary 13.78%
4 Industrials 13.27%
5 Financials 7.56%
Name Market Value Portfolio Weight Shares or Principal Shares
Change %
Capital Flow
TSM icon
1
TSMC
TSM
$1.2T
$1.08B 4.21% 13,330,953 -1,642,237 -11% -$133M
SPY icon
2
SPDR S&P 500 ETF Trust
SPY
$658B
$621M 2.42% 1,855,600 -98,100 -5% -$32.9M
HZNP
3
DELISTED
Horizon Therapeutics Public Limited Company Ordinary Shares
HZNP
$455M 1.77% 5,853,222 -1,766,356 -23% -$137M
AMZN icon
4
Amazon
AMZN
$2.44T
$428M 1.67% 135,947 -18,116 -12% -$57M
BWXT icon
5
BWX Technologies
BWXT
$14.8B
$423M 1.65% 7,512,232 -89,914 -1% -$5.06M
MELI icon
6
Mercado Libre
MELI
$125B
$373M 1.45% 344,704 -4,492 -1% -$4.86M
TAL icon
7
TAL Education Group
TAL
$6.46B
$362M 1.41% 4,761,225 -30,758 -0.6% -$2.34M
CNI icon
8
Canadian National Railway
CNI
$60.4B
$357M 1.39% 3,358,425 -61,041 -2% -$6.5M
SE icon
9
Sea Limited
SE
$110B
$330M 1.29% 2,142,572 +756,052 +55% +$116M
LOPE icon
10
Grand Canyon Education
LOPE
$5.66B
$324M 1.26% 4,055,191 -48,961 -1% -$3.91M
MSFT icon
11
Microsoft
MSFT
$3.77T
$309M 1.2% 1,468,945 -25,584 -2% -$5.38M
EHC icon
12
Encompass Health
EHC
$12.3B
$304M 1.18% 4,675,156 +111,937 +2% +$7.27M
NICE icon
13
Nice
NICE
$8.73B
$297M 1.16% 1,309,033 -179,583 -12% -$40.8M
LULU icon
14
lululemon athletica
LULU
$24.2B
$278M 1.08% 843,570 -39,102 -4% -$12.9M
BJ icon
15
BJs Wholesale Club
BJ
$12.9B
$277M 1.08% 6,675,352 -469,488 -7% -$19.5M
MLM icon
16
Martin Marietta Materials
MLM
$37.2B
$277M 1.08% 1,176,415 -17,394 -1% -$4.09M
NBIS
17
Nebius Group N.V. Class A Ordinary Shares
NBIS
$16.3B
$275M 1.07% 4,214,363 -422,067 -9% -$27.5M
TREX icon
18
Trex
TREX
$6.61B
$275M 1.07% 3,838,727 +1,812,852 +89% +$130M
GOOGL icon
19
Alphabet (Google) Class A
GOOGL
$2.57T
$262M 1.02% 178,949 -16,409 -8% -$24M
IRTC icon
20
iRhythm Technologies
IRTC
$5.46B
$255M 0.99% 1,071,182 -354,848 -25% -$84.5M
PSTG icon
21
Pure Storage
PSTG
$25.4B
$248M 0.97% 16,133,062 -90,901 -0.6% -$1.4M
RBA icon
22
RB Global
RBA
$21.3B
$248M 0.96% 4,177,371 -113,797 -3% -$6.74M
SEDG icon
23
SolarEdge
SEDG
$2.01B
$246M 0.96% 1,032,878 -364,061 -26% -$86.8M
ETSY icon
24
Etsy
ETSY
$5.25B
$246M 0.96% 2,021,300 -207,640 -9% -$25.3M
CCK icon
25
Crown Holdings
CCK
$11.6B
$241M 0.94% 3,141,563 -74,130 -2% -$5.7M