William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 35.55%
This Fund
S&P 500
This Quarter Est. Return
1 Year Est. Return
+35.55%
3 Year Est. Return
5 Year Est. Return
10 Year Est. Return
AUM
$30.3B
AUM Growth
-$5.59B
Cap. Flow
Cap. Flow %
Top 10 Hldgs %
Holding
459
New
Increased
Reduced
Closed

Top Buys

1 +$307M
2 +$162M
3 +$152M
4
APH icon
Amphenol
APH
+$152M
5
SYNA icon
Synaptics
SYNA
+$129M

Top Sells

1 +$309M
2 +$302M
3 +$269M
4
MSFT icon
Microsoft
MSFT
+$248M
5
CIEN icon
Ciena
CIEN
+$214M

Sector Composition

1 Technology 36.13%
2 Healthcare 12.59%
3 Industrials 11.81%
4 Financials 11.55%
5 Consumer Discretionary 10.11%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
TRU icon
26
TransUnion
TRU
$13.8B
$200M 0.66%
2,891,187
-1,074,308
ONTO icon
27
Onto Innovation
ONTO
$12.8B
$198M 0.65%
964,213
-762,374
IDXX icon
28
Idexx Laboratories
IDXX
$44.5B
$198M 0.65%
351,621
-89,703
NXT icon
29
Nextpower Inc
NXT
$23.5B
$196M 0.65%
1,622,489
+259,695
ARGX icon
30
argenx
ARGX
$52B
$194M 0.64%
266,067
+42,401
CAVA icon
31
CAVA Group
CAVA
$9.05B
$194M 0.64%
2,393,971
-25,276
LSCC icon
32
Lattice Semiconductor
LSCC
$20.2B
$190M 0.63%
2,043,720
-81,540
FFIV icon
33
F5
FFIV
$21.6B
$188M 0.62%
649,948
+99,684
AKAM icon
34
Akamai
AKAM
$21.7B
$186M 0.61%
+1,619,060
CCJ icon
35
Cameco
CCJ
$49.1B
$183M 0.6%
1,682,303
-298,524
UNH icon
36
UnitedHealth
UNH
$345B
$182M 0.6%
673,263
-88,980
MDGL icon
37
Madrigal Pharmaceuticals
MDGL
$11.5B
$178M 0.59%
340,519
-13,701
NU icon
38
Nu Holdings
NU
$63.8B
$176M 0.58%
12,267,600
-6,431,767
GMED icon
39
Globus Medical
GMED
$11.1B
$173M 0.57%
2,009,763
-510,019
CHRW icon
40
C.H. Robinson
CHRW
$21.1B
$173M 0.57%
1,041,658
+604,157
P
41
Everpure Inc
P
$26.4B
$170M 0.56%
2,881,481
-861,447
SNOW icon
42
Snowflake
SNOW
$88.6B
$170M 0.56%
1,127,525
-219,473
TLN
43
Talen Energy Corp
TLN
$17.6B
$168M 0.55%
525,214
-44,185
LOPE icon
44
Grand Canyon Education
LOPE
$3.97B
$167M 0.55%
979,734
+526,594
EG icon
45
Everest Group
EG
$12.8B
$165M 0.55%
506,166
-78,135
HALO icon
46
Halozyme
HALO
$7.89B
$163M 0.54%
2,525,975
+683,019
MLM icon
47
Martin Marietta Materials
MLM
$34.9B
$160M 0.53%
272,392
+2,189
COHR icon
48
Coherent
COHR
$70.7B
$159M 0.53%
668,137
-204,923
CW icon
49
Curtiss-Wright
CW
$27.6B
$158M 0.52%
232,069
-45,768
RRX icon
50
Regal Rexnord
RRX
$13.4B
$157M 0.52%
837,493
+78,210