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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
VRNT
201
DELISTED
Verint Systems
VRNT
$34.8M 0.09%
1,374,000
-41,778
-3% -$1.29M
EFSC icon
202
Enterprise Financial Services Corp
EFSC
$2.41B
$34.7M 0.09%
677,394
-20,815
-3% -$1.02M
REXR icon
203
Rexford Industrial Realty
REXR
$8.11B
$34.7M 0.09%
+690,109
New +$34.3M
HR icon
204
Healthcare Realty
HR
$6.58B
$34.4M 0.08%
1,892,770
-6,413
-0.3% -$114K
MTG icon
205
MGIC Investment
MTG
$6.29B
$34.1M 0.08%
1,331,745
-357,808
-21% -$8.62M
MUSA icon
206
Murphy USA
MUSA
$10.1B
$34M 0.08%
69,074
-31,191
-31% -$15.6M
KRNT icon
207
Kornit Digital
KRNT
$815M
$34M 0.08%
1,315,317
+327,454
+33% +$6.03M
MRX
208
Marex Group Limited Ordinary Shares
MRX
$5.12B
$34M 0.08%
1,437,590
-4,172
-0.3% -$93.1K
CRI icon
209
Carter's
CRI
$1.43B
$33.8M 0.08%
520,907
-15,845
-3% -$1.02M
DBRG icon
210
DigitalBridge
DBRG
$2.95B
$33.3M 0.08%
2,359,357
+2,177,397
+1,197% +$28.9M
ELME
211
Elme Communities
ELME
$144M
$33.2M 0.08%
1,888,108
-57,395
-3% -$975K
AVNS
212
DELISTED
Avanos Medical
AVNS
$33.1M 0.08%
1,377,602
-42,393
-3% -$969K
GEF icon
213
Greif
GEF
$5B
$32.9M 0.08%
524,722
-15,608
-3% -$958K
CSGS
214
DELISTED
CSG Systems International
CSGS
$32.6M 0.08%
669,609
-19,968
-3% -$910K
VERX icon
215
Vertex
VERX
$2B
$32.5M 0.08%
843,006
+60,291
+8% +$2.22M
NEE icon
216
NextEra Energy
NEE
$179B
$32.4M 0.08%
383,286
+35,410
+10% +$2.76M
FBNC icon
217
First Bancorp
FBNC
$2.72B
$32.4M 0.08%
778,567
-23,923
-3% -$952K
OC icon
218
Owens Corning
OC
$12.3B
$32.4M 0.08%
183,343
+187
+0.1% +$31.5K
PPBI
219
DELISTED
Pacific Premier Bancorp
PPBI
$32.3M 0.08%
1,282,790
-39,610
-3% -$989K
VCEL icon
220
Vericel Corp
VCEL
$2.29B
$32M 0.08%
756,680
-151,461
-17% -$7.21M
MNRO icon
221
Monro
MNRO
$359M
$31.7M 0.08%
1,097,843
+91,083
+9% +$2.35M
WAFD icon
222
WaFd
WAFD
$2.79B
$31.6M 0.08%
907,044
-27,848
-3% -$947K
ULTA icon
223
Ulta Beauty
ULTA
$22.9B
$31.6M 0.08%
81,177
-11,733
-13% -$4.4M
EXTR icon
224
Extreme Networks
EXTR
$3.2B
$31.4M 0.08%
2,088,766
+199,620
+11% +$2.83M
WK icon
225
Workiva
WK
$3.7B
$31.3M 0.08%
396,079
+18,247
+5% +$1.37M
7 8
9
10 11

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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.