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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
+3.6%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+771.69%
AUM
$38.1B
AUM Growth
-$567M
Cap. Flow
-$555M
Cap. Flow %
-1.46%
Top 10 Hldgs %
28.43%
Holding
458
New
48
Increased
125
Reduced
209
Closed
47

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$739M
2
EXAS
Exact Sciences
EXAS
+$213M
3
CFLT
Confluent
CFLT
+$188M
4
SN icon
SharkNinja
SN
+$179M
5
PLNT icon
Planet Fitness
PLNT
+$147M

Top Sells

Rank Stock Value
1
SMCI icon
Super Micro Computer
SMCI
+$228M
2
CRH icon
CRH
CRH
+$217M
3
LULU icon
lululemon athletica
LULU
+$210M
4
TW icon
Tradeweb Markets
TW
+$190M
5
LYV icon
Live Nation Entertainment
LYV
+$175M

Sector Composition

Rank Sector Weight
1 Technology 34.09%
2 Consumer Discretionary 14.21%
3 Healthcare 13.5%
4 Industrials 11.25%
5 Financials 8.95%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MSFT icon
1
Microsoft
MSFT
$3.63T
$2.01B 5.28%
4,506,456
+178,718
+4% +$75.5M
NVDA icon
2
NVIDIA
NVDA
$5.35T
$1.56B 4.09%
12,606,000
+347,660
+3% +$35.1M
TSM icon
3
TSMC
TSM
$2.15T
$1.55B 4.06%
8,893,346
-612,140
-6% -$92.9M
GOOGL icon
4
Alphabet (Google) Class A
GOOGL
$4.43T
$1.44B 3.78%
7,905,442
+212,150
+3% +$35.8M
AMZN icon
5
Amazon
AMZN
$2.93T
$1.3B 3.42%
6,743,444
+391,337
+6% +$71.9M
AAPL icon
6
Apple
AAPL
$4.53T
$834M 2.19%
+3,961,485
New +$739M
MA icon
7
Mastercard
MA
$501B
$662M 1.74%
1,500,869
+33,816
+2% +$15.4M
MELI icon
8
Mercado Libre
MELI
$97.5B
$527M 1.38%
320,723
-42,253
-12% -$66.7M
LIN icon
9
Linde
LIN
$227B
$490M 1.28%
1,115,949
-165,271
-13% -$72.7M
CG icon
10
Carlyle Group
CG
$17.8B
$464M 1.22%
11,545,457
-273,946
-2% -$11.8M
NOW icon
11
ServiceNow
NOW
$121B
$379M 0.99%
2,409,625
+503,115
+26% +$73.8M
BWXT icon
12
BWX Technologies
BWXT
$15.5B
$377M 0.99%
3,971,518
-33,899
-0.8% -$3.14M
INTU icon
13
Intuit
INTU
$88.7B
$371M 0.97%
564,890
+56,078
+11% +$34.8M
ICLR icon
14
Icon
ICLR
$12.6B
$363M 0.95%
1,158,537
+10,567
+0.9% +$3.31M
PANW icon
15
Palo Alto Networks
PANW
$297B
$339M 0.89%
2,001,022
+147,844
+8% +$22.1M
EHC icon
16
Encompass Health
EHC
$11B
$334M 0.88%
3,889,004
-185,898
-5% -$15.6M
UNH icon
17
UnitedHealth
UNH
$377B
$331M 0.87%
649,419
-327,927
-34% -$161M
TXN icon
18
Texas Instruments
TXN
$256B
$324M 0.85%
1,666,886
+451,862
+37% +$83.5M
ELF icon
19
e.l.f. Beauty
ELF
$5.26B
$319M 0.84%
1,512,180
+168,267
+13% +$29.9M
CMG icon
20
Chipotle Mexican Grill
CMG
$44.2B
$318M 0.83%
5,078,767
-363,783
-7% -$22.6M
LRCX icon
21
Lam Research
LRCX
$390B
$316M 0.83%
2,967,810
+413,790
+16% +$39.7M
ACN icon
22
Accenture
ACN
$104B
$313M 0.82%
1,033,149
-387,893
-27% -$119M
COST icon
23
Costco
COST
$418B
$311M 0.82%
366,066
+9,662
+3% +$7.54M
AMD icon
24
Advanced Micro Devices
AMD
$792B
$304M 0.8%
1,874,029
+471,620
+34% +$75.9M
ISRG icon
25
Intuitive Surgical
ISRG
$132B
$292M 0.77%
656,346
-207,489
-24% -$82.6M
1
2 3 4 5

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William Blair Investment Management's Q2 2024 Portfolio in Review

As of Q2 2024, William Blair Investment Management held 458 positions worth $38.1B, down 1.5% from $38.7B the previous quarter. Its ten largest holdings account for 28% of the portfolio.

William Blair Investment Management's Q2 2024 filing shows 48 new, 125 increased, 209 reduced and 47 closed positions. Its largest new stake was Apple: 3,961,485 shares worth $834M. The largest sale was Super Micro Computer, an estimated $228M.

By sector, the portfolio is most concentrated in Technology at 34% of assets, up from 30% a quarter earlier, followed by Consumer Discretionary and Healthcare.

  • William Blair Investment Management's largest Q2 2024 buy was Apple: 3,961,485 shares worth $834M.
  • William Blair Investment Management added most to Uber in Q2 2024, an estimated $124M increase.
  • William Blair Investment Management's biggest Q2 2024 reduction was CRH, cutting an estimated $217M.
  • William Blair Investment Management fully exited Super Micro Computer in Q2 2024, selling an estimated $228M.
  • William Blair Investment Management's ten largest holdings make up 28% of its $38.1B portfolio in Q2 2024.
  • William Blair Investment Management opened 48 new positions and closed 47 in Q2 2024.
  • William Blair Investment Management's portfolio value fell 1.5% quarter-over-quarter to $38.1B.

Based on William Blair Investment Management's 13F filing for Q2 2024, filed 8 Aug 2024.