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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
+13.19%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
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
MSFT icon
1
Microsoft
MSFT
$3.71T
$1.82B 4.71%
4,327,738
+405,344
+10% +$164M
TSM icon
2
TSMC
TSM
$2.18T
$1.29B 3.34%
9,505,486
-1,723,715
-15% -$214M
GOOGL icon
3
Alphabet (Google) Class A
GOOGL
$4.33T
$1.16B 3%
7,693,292
+695,581
+10% +$99.5M
AMZN icon
4
Amazon
AMZN
$2.96T
$1.15B 2.96%
6,352,107
+573,868
+10% +$95.8M
NVDA icon
5
NVIDIA
NVDA
$5.42T
$1.11B 2.86%
12,258,340
+1,414,990
+13% +$103M
MA icon
6
Mastercard
MA
$493B
$706M 1.83%
1,467,053
+118,541
+9% +$54.2M
LIN icon
7
Linde
LIN
$226B
$595M 1.54%
1,281,220
+45,717
+4% +$19.8M
CG icon
8
Carlyle Group
CG
$17.2B
$554M 1.43%
11,819,403
+721,608
+7% +$31.2M
MELI icon
9
Mercado Libre
MELI
$92.3B
$549M 1.42%
362,976
-11,849
-3% -$19.4M
ACN icon
10
Accenture
ACN
$108B
$493M 1.27%
1,421,042
+469,112
+49% +$171M
UNH icon
11
UnitedHealth
UNH
$370B
$483M 1.25%
977,346
+172,564
+21% +$87.7M
CRM icon
12
Salesforce
CRM
$158B
$420M 1.09%
1,394,959
+144,469
+12% +$41.7M
BWXT icon
13
BWX Technologies
BWXT
$15.6B
$411M 1.06%
4,005,417
-629,470
-14% -$56.3M
ICLR icon
14
Icon
ICLR
$12.7B
$386M 1%
1,147,970
+3,577
+0.3% +$1.05M
LYV icon
15
Live Nation Entertainment
LYV
$42.1B
$384M 0.99%
3,633,791
+388,980
+12% +$36.8M
NICE icon
16
Nice
NICE
$5.97B
$356M 0.92%
1,364,561
+149,149
+12% +$33.8M
ISRG icon
17
Intuitive Surgical
ISRG
$134B
$345M 0.89%
863,835
+15,511
+2% +$5.86M
EHC icon
18
Encompass Health
EHC
$12.4B
$337M 0.87%
4,074,902
-1,143,269
-22% -$83.7M
INTU icon
19
Intuit
INTU
$89B
$331M 0.85%
508,812
+22,357
+5% +$14.3M
CP icon
20
Canadian Pacific Kansas City
CP
$80.5B
$323M 0.84%
3,664,266
-577,500
-14% -$48.5M
CPRT icon
21
Copart
CPRT
$27.5B
$318M 0.82%
5,498,210
+496,643
+10% +$25.5M
CMG icon
22
Chipotle Mexican Grill
CMG
$41.5B
$316M 0.82%
5,442,550
+555,600
+11% +$28.4M
AXON
23
Axon Enterprise
AXON
$46.4B
$308M 0.79%
982,825
-29,271
-3% -$8.13M
FRPT icon
24
Freshpet
FRPT
$3.22B
$300M 0.77%
2,587,079
-42,722
-2% -$4.13M
CHE icon
25
Chemed
CHE
$7.22B
$297M 0.77%
462,667
-13,779
-3% -$8.37M
1
2 3 4 5

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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.