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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $33.3B
1-Year Est. Return 44.76%
This Fund
S&P 500
This Quarter Est. Return
+8.82%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$40.5B
AUM Growth
+$2.41B
Cap. Flow
+$166M
Cap. Flow %
0.41%
Top 10 Hldgs %
26.88%
Holding
451
New
40
Increased
141
Reduced
231
Closed
39

Top Buys

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$732M
2
AAPL icon
Apple
AAPL
+$390M
3
TRU icon
TransUnion
TRU
+$198M
4
NVT icon
nVent Electric
NVT
+$164M
5
MANH icon
Manhattan Associates
MANH
+$159M

Top Sells

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$1.17B
2
AXON
Axon Enterprise
AXON
+$211M
3
MMSI icon
Merit Medical Systems
MMSI
+$148M
4
BLDR icon
Builders FirstSource
BLDR
+$146M
5
TREX icon
Trex
TREX
+$144M

Sector Composition

Rank Sector Weight
1 Technology 34.33%
2 Consumer Discretionary 14.81%
3 Healthcare 14.4%
4 Financials 10.44%
5 Industrials 9.94%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BWIN
101
Baldwin Insurance Group
BWIN
$3B
$135M 0.33%
2,709,941
-373,340
-12% -$16.2M
PDD icon
102
Pinduoduo
PDD
$127B
$128M 0.32%
949,976
-919,806
-49% -$113M
RVLV icon
103
Revolve Group
RVLV
$1.69B
$127M 0.31%
5,120,201
-67,249
-1% -$1.41M
VRNS icon
104
Varonis Systems
VRNS
$4.82B
$126M 0.31%
2,237,143
+19,176
+0.9% +$1.01M
AVTR icon
105
Avantor
AVTR
$9.42B
$126M 0.31%
4,865,416
+3,811,333
+362% +$93.6M
LPX icon
106
Louisiana-Pacific
LPX
$5.15B
$117M 0.29%
1,088,465
-17,483
-2% -$1.65M
GMED icon
107
Globus Medical
GMED
$11.5B
$113M 0.28%
1,576,663
-480,356
-23% -$33.9M
TGLS icon
108
Tecnoglass Holdings Inc.
TGLS
$1.86B
$111M 0.27%
1,621,203
-133,689
-8% -$7.75M
BURL icon
109
Burlington
BURL
$22.3B
$106M 0.26%
403,207
-50,536
-11% -$13.1M
FOXF icon
110
Fox Factory Holding Corp
FOXF
$913M
$106M 0.26%
2,548,484
+1,442,573
+130% +$62.5M
IBN icon
111
ICICI Bank
IBN
$107B
$105M 0.26%
3,505,331
+524,226
+18% +$15.3M
SKY icon
112
Champion Homes
SKY
$5.1B
$102M 0.25%
1,073,692
-124,197
-10% -$10.4M
NFE icon
113
New Fortress Energy
NFE
$94M
$101M 0.25%
11,057,878
+1,508,466
+16% +$23.3M
CRDO icon
114
Credo Technology Group
CRDO
$50B
$92.5M 0.23%
+3,004,141
New +$89.6M
PSN icon
115
Parsons
PSN
$5.16B
$90.9M 0.22%
+876,518
New +$78.6M
TECH icon
116
Bio-Techne
TECH
$11.3B
$88.7M 0.22%
1,110,235
-22,759
-2% -$1.71M
MMYT icon
117
MakeMyTrip
MMYT
$5.67B
$83.7M 0.21%
900,832
-198,230
-18% -$18.7M
CSGP icon
118
CoStar Group
CSGP
$12.4B
$82.7M 0.2%
1,095,929
+42,655
+4% +$3.23M
TEVA icon
119
Teva Pharmaceuticals
TEVA
$42.8B
$78.3M 0.19%
+4,346,998
New +$76.1M
GTX icon
120
Garrett Motion
GTX
$5.47B
$77.9M 0.19%
9,521,796
+264,202
+3% +$2.22M
VIRT icon
121
Virtu Financial
VIRT
$5.04B
$75.8M 0.19%
2,488,061
-4,928,558
-66% -$141M
BAP icon
122
Credicorp
BAP
$29.6B
$74.4M 0.18%
411,265
+92,599
+29% +$15.8M
VRRM icon
123
Verra Mobility
VRRM
$714M
$74.3M 0.18%
2,673,212
-746,651
-22% -$21M
RRC icon
124
Range Resources
RRC
$9.39B
$70.6M 0.17%
2,294,965
-37,957
-2% -$1.17M
NE icon
125
Noble Corp
NE
$7.04B
$65.5M 0.16%
1,811,049
-14,284
-0.8% -$575K
3 4
5
6 7

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William Blair Investment Management's Q3 2024 Portfolio in Review

As of Q3 2024, William Blair Investment Management held 451 positions worth $40.5B, up 6.3% from $38.1B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

William Blair Investment Management's Q3 2024 filing shows 40 new, 141 increased, 231 reduced and 39 closed positions. Its largest new stake was nVent Electric: 2,380,715 shares worth $167M. The largest sale was Alphabet (Google) Class A, an estimated $1.17B.

By sector, the portfolio is most concentrated in Technology at 34% of assets, up from 34% a quarter earlier, followed by Consumer Discretionary and Healthcare.

  • William Blair Investment Management's largest Q3 2024 buy was nVent Electric: 2,380,715 shares worth $167M.
  • William Blair Investment Management added most to Meta Platforms (Facebook) in Q3 2024, an estimated $732M increase.
  • William Blair Investment Management's biggest Q3 2024 reduction was Alphabet (Google) Class A, cutting an estimated $1.17B.
  • William Blair Investment Management fully exited Axon Enterprise in Q3 2024, selling an estimated $211M.
  • William Blair Investment Management's ten largest holdings make up 27% of its $40.5B portfolio in Q3 2024.
  • William Blair Investment Management opened 40 new positions and closed 39 in Q3 2024.
  • William Blair Investment Management's portfolio value rose 6.3% quarter-over-quarter to $40.5B.

Based on William Blair Investment Management's 13F filing for Q3 2024, filed 8 Nov 2024.