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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
+13.19%
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
$38.7B
AUM Growth
+$4.32B
Cap. Flow
+$897M
Cap. Flow %
2.32%
Top 10 Hldgs %
24.36%
Holding
434
New
28
Increased
188
Reduced
193
Closed
24

Top Buys

Rank Stock Value
1
ACN icon
Accenture
ACN
+$171M
2
MSFT icon
Microsoft
MSFT
+$164M
3
DOCS icon
Doximity
DOCS
+$158M
4
SHOP icon
Shopify
SHOP
+$150M
5
ITUB icon
Itaú Unibanco
ITUB
+$148M

Top Sells

Rank Stock Value
1
SMCI icon
Super Micro Computer
SMCI
+$223M
2
TSM icon
TSMC
TSM
+$214M
3
TD icon
Toronto Dominion Bank
TD
+$175M
4
ELF icon
e.l.f. Beauty
ELF
+$93.6M
5
FTI icon
TechnipFMC
FTI
+$86.4M

Sector Composition

Rank Sector Weight
1 Technology 29.65%
2 Consumer Discretionary 14.83%
3 Healthcare 14.07%
4 Industrials 13.15%
5 Financials 9.08%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SR icon
251
Spire
SR
$4.89B
$28.5M 0.07%
464,135
-101
-0% -$6.04K
WTFC icon
252
Wintrust Financial
WTFC
$11B
$28.4M 0.07%
272,197
-105,390
-28% -$10.2M
AVNS
253
DELISTED
Avanos Medical
AVNS
$28.4M 0.07%
1,425,036
+204,826
+17% +$3.96M
EFSC icon
254
Enterprise Financial Services Corp
EFSC
$2.41B
$28.4M 0.07%
699,502
+60
+0% +$2.46K
NWE icon
255
NorthWestern Energy
NWE
$4.34B
$28.3M 0.07%
556,073
-275
-0% -$13.4K
INVX
256
Innovex International
INVX
$2.13B
$27.9M 0.07%
1,238,610
+1,319
+0.1% +$28.9K
MRTN icon
257
Marten Transport
MRTN
$1.22B
$27.9M 0.07%
1,508,994
-1,381
-0.1% -$26.6K
PRAA icon
258
PRA Group
PRAA
$737M
$27.7M 0.07%
1,061,093
+2,864
+0.3% +$69.8K
DFIN icon
259
Donnelley Financial Solutions
DFIN
$1.17B
$27.6M 0.07%
445,815
+3,416
+0.8% +$214K
HWC icon
260
Hancock Whitney
HWC
$6.34B
$27.6M 0.07%
599,170
-402
-0.1% -$17.9K
ZIP icon
261
ZipRecruiter
ZIP
$405M
$27.5M 0.07%
2,397,255
-47,850
-2% -$642K
ADNT icon
262
Adient
ADNT
$1.44B
$27.5M 0.07%
835,918
+80,932
+11% +$2.75M
AAMI
263
Acadian Asset Management
AAMI
$3.27B
$27.5M 0.07%
1,201,914
+511
+0% +$11K
CAKE icon
264
Cheesecake Factory
CAKE
$5.84B
$27.4M 0.07%
758,783
+6,166
+0.8% +$214K
WAFD icon
265
WaFd
WAFD
$2.79B
$27.2M 0.07%
936,575
+55
+0% +$1.58K
ELME
266
Elme Communities
ELME
$144M
$27.1M 0.07%
1,950,033
+281,199
+17% +$3.92M
QNST icon
267
QuinStreet
QNST
$1.19B
$27M 0.07%
1,530,761
+12,058
+0.8% +$172K
STEL
268
DELISTED
Stellar Bancorp
STEL
$26.9M 0.07%
1,104,232
+192,652
+21% +$4.79M
SHO icon
269
Sunstone Hotel Investors
SHO
$2.01B
$26.8M 0.07%
2,405,087
-2,812
-0.1% -$30.7K
AVTR icon
270
Avantor
AVTR
$9.42B
$26.8M 0.07%
1,047,732
+322,985
+45% +$7.68M
HR icon
271
Healthcare Realty
HR
$6.58B
$26.7M 0.07%
1,887,488
-186,461
-9% -$2.81M
LOPE icon
272
Grand Canyon Education
LOPE
$3.7B
$26.7M 0.07%
195,942
-228,922
-54% -$29.9M
DLX icon
273
Deluxe
DLX
$1.09B
$26.6M 0.07%
1,290,325
-1,259
-0.1% -$25K
ADC icon
274
Agree Realty
ADC
$9.25B
$26.2M 0.07%
459,256
-44,844
-9% -$2.63M
CBZ icon
275
CBIZ
CBZ
$2.96B
$25.9M 0.07%
329,557
-253,645
-43% -$17.6M
9 10
11
12 13

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William Blair Investment Management's Q1 2024 Portfolio in Review

As of Q1 2024, William Blair Investment Management held 434 positions worth $38.7B, up 13% from $34.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair Investment Management's Q1 2024 filing shows 28 new, 188 increased, 193 reduced and 24 closed positions. Its largest new stake was Doximity: 5,530,386 shares worth $149M. The largest sale was Super Micro Computer, an estimated $223M.

By sector, the portfolio is most concentrated in Technology at 30% of assets, up from 27% a quarter earlier, followed by Consumer Discretionary and Healthcare.

  • William Blair Investment Management's largest Q1 2024 buy was Doximity: 5,530,386 shares worth $149M.
  • William Blair Investment Management added most to Accenture in Q1 2024, an estimated $171M increase.
  • William Blair Investment Management's biggest Q1 2024 reduction was Super Micro Computer, cutting an estimated $223M.
  • William Blair Investment Management fully exited Toronto Dominion Bank in Q1 2024, selling an estimated $175M.
  • William Blair Investment Management's ten largest holdings make up 24% of its $38.7B portfolio in Q1 2024.
  • William Blair Investment Management opened 28 new positions and closed 24 in Q1 2024.
  • William Blair Investment Management's portfolio value rose 13% quarter-over-quarter to $38.7B.

Based on William Blair Investment Management's 13F filing for Q1 2024, filed 8 May 2024.