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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
G icon
376
Genpact
G
$5.7B
$472K ﹤0.01%
+12,042
New +$435K
QRVO icon
377
Qorvo
QRVO
$8.67B
$472K ﹤0.01%
4,570
-61
-1% -$6.85K
USFD icon
378
US Foods
USFD
$24B
$463K ﹤0.01%
7,528
-1,688
-18% -$94.5K
LH icon
379
Labcorp
LH
$26.2B
$458K ﹤0.01%
2,051
-165
-7% -$36.3K
KNX icon
380
Knight Transportation
KNX
$11.6B
$457K ﹤0.01%
8,468
-87
-1% -$4.5K
GPN icon
381
Global Payments
GPN
$23.4B
$451K ﹤0.01%
4,401
-59
-1% -$6.13K
ALSN icon
382
Allison Transmission
ALSN
$10.2B
$451K ﹤0.01%
+4,690
New +$402K
JBL icon
383
Jabil
JBL
$38.4B
$449K ﹤0.01%
3,745
-49
-1% -$5.32K
ALLE icon
384
Allegion
ALLE
$14.1B
$447K ﹤0.01%
3,070
-45
-1% -$5.96K
SNA icon
385
Snap-on
SNA
$21.1B
$441K ﹤0.01%
1,521
-21
-1% -$5.79K
PR
386
Permian Resources
PR
$18B
$429K ﹤0.01%
31,515
+4,836
+18% +$71K
MIDD icon
387
Middleby
MIDD
$5.38B
$418K ﹤0.01%
3,002
-40
-1% -$5.37K
LKQ icon
388
LKQ Corp
LKQ
$6.25B
$412K ﹤0.01%
10,316
-143
-1% -$5.89K
HST icon
389
Host Hotels & Resorts
HST
$15.6B
$403K ﹤0.01%
22,906
-396
-2% -$6.88K
BANR icon
390
Banner Corp
BANR
$2.5B
$366K ﹤0.01%
+6,153
New +$348K
CPT icon
391
Camden Property Trust
CPT
$10.9B
$365K ﹤0.01%
2,954
-48
-2% -$5.68K
AGCO icon
392
AGCO
AGCO
$7.11B
$364K ﹤0.01%
3,717
-49
-1% -$4.57K
WHR icon
393
Whirlpool
WHR
$2.79B
$346K ﹤0.01%
3,231
-27
-0.8% -$2.71K
RGLD icon
394
Royal Gold
RGLD
$19.7B
$289K ﹤0.01%
2,059
-27
-1% -$3.69K
BC icon
395
Brunswick
BC
$5.21B
$285K ﹤0.01%
3,404
-86
-2% -$6.68K
SLGN icon
396
Silgan Holdings
SLGN
$4.3B
$282K ﹤0.01%
5,362
+133
+3% +$6.47K
STAG icon
397
STAG Industrial
STAG
$7.12B
$275K ﹤0.01%
7,037
-885,775
-99% -$34.7M
KKR icon
398
KKR & Co
KKR
$99.5B
$269K ﹤0.01%
2,062
-126
-6% -$14.9K
WBS icon
399
Webster Financial
WBS
$12.8B
$261K ﹤0.01%
+5,601
New +$257K
TOL icon
400
Toll Brothers
TOL
$13.9B
$245K ﹤0.01%
+1,584
New +$215K
14 15
16
17 18

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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.