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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+7.16%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$34.1B
AUM Growth
+$1.63B
Cap. Flow
-$169M
Cap. Flow %
-0.5%
Top 10 Hldgs %
23.77%
Holding
1,892
New
86
Increased
671
Reduced
778
Closed
71

Top Buys

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$92.1M
2
AAON icon
Aaon
AAON
+$55.5M
3
P
Everpure Inc
P
+$43.5M
4
BAH icon
Booz Allen Hamilton
BAH
+$29M
5
RBC icon
RBC Bearings
RBC
+$26.8M

Top Sells

Rank Stock Value
1
DXCM icon
DexCom
DXCM
+$128M
2
CRWD icon
CrowdStrike
CRWD
+$42.9M
3
BLK icon
Blackrock
BLK
+$42M
4
CSGP icon
CoStar Group
CSGP
+$41.5M
5
SBUX icon
Starbucks
SBUX
+$38.8M

Sector Composition

Rank Sector Weight
1 Technology 27.11%
2 Healthcare 14.76%
3 Financials 12.67%
4 Industrials 11.93%
5 Consumer Discretionary 7.9%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
EBND icon
1801
State Street SPDR Bloomberg Emerging Markets Local Bond ETF
EBND
$2.29B
$1.17K ﹤0.01%
55
-185
-77% -$3.81K
BLV icon
1802
Vanguard Long-Term Bond ETF
BLV
$5.75B
$827 ﹤0.01%
11
– –
SPXU icon
1803
ProShares UltraPro Short S&P 500
SPXU
$389M
$775 ﹤0.01%
8
– –
EIDO icon
1804
iShares MSCI Indonesia ETF
EIDO
$501M
$720 ﹤0.01%
32
– –
RWM icon
1805
ProShares Short Russell2000
RWM
$129M
$567 ﹤0.01%
30
– –
PSR icon
1806
Invesco Active US Real Estate Fund
PSR
$60M
$394 ﹤0.01%
4
– –
ISPOW
1807
DELISTED
Inspirato Inc Warrant
ISPOW
$258 ﹤0.01%
15,000
– –
PIIIW icon
1808
P3 Health Partners Inc Warrant
PIIIW
$179K
$252 ﹤0.01%
7,765
– –
SRS icon
1809
ProShares UltraShort Real Estate
SRS
$15.4M
$55 ﹤0.01%
1
– –
AGEN
1810
Agenus
AGEN
$290M
– –
-26,328
Closed -$441K
ALKT icon
1811
Alkami Technology
ALKT
$2.11B
– –
-18,705
Closed -$533K
AMPL icon
1812
Amplitude
AMPL
$1.41B
– –
-10,150
Closed -$90.3K
AOS icon
1813
A.O. Smith
AOS
$8.7B
– –
-3,804
Closed -$311K
APA icon
1814
APA Corp
APA
$13.3B
– –
-7,543
Closed -$222K
APO.PRA
1815
DELISTED
Apollo Global Management Series A
APO.PRA
– –
-213
Closed -$14K
APTV icon
1816
Aptiv
APTV
$10.3B
– –
-3,154
Closed -$222K
ATOM icon
1817
Atomera
ATOM
$212M
– –
-11,025
Closed -$42K
BLK icon
1818
Blackrock
BLK
$176B
– –
-53,332
Closed -$42M
BMVP icon
1819
Invesco Bloomberg MVP Multi-factor ETF
BMVP
$106M
– –
-990
Closed -$43.6K
BWA icon
1820
BorgWarner
BWA
$13.9B
– –
-8,462
Closed -$273K
CABA icon
1821
Cabaletta Bio
CABA
$455M
– –
-12,650
Closed -$94.6K
CCC
1822
CCC Intelligent Solutions
CCC
$4.08B
– –
-100,125
Closed -$1.11M
CE icon
1823
Celanese
CE
$4.82B
– –
-1,924
Closed -$260K
CRI icon
1824
Carter's
CRI
$1.47B
– –
-3,445
Closed -$213K
CVY icon
1825
Invesco Zacks Multi-Asset Income ETF
CVY
$124M
– –
-683
Closed -$17.1K
71 72
73
74 75

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William Blair & Company's Q3 2024 Portfolio in Review

As of Q3 2024, William Blair & Company held 1,892 positions worth $34.1B, up 5% from $32.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q3 2024 filing shows 86 new, 671 increased, 778 reduced and 71 closed positions. Its largest new stake was PAR Technology: 73,733 shares worth $3.84M. The largest sale was DexCom, an estimated $128M.

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

  • William Blair & Company's largest Q3 2024 buy was PAR Technology: 73,733 shares worth $3.84M.
  • William Blair & Company added most to NVIDIA in Q3 2024, an estimated $92.1M increase.
  • William Blair & Company's biggest Q3 2024 reduction was DexCom, cutting an estimated $128M.
  • William Blair & Company fully exited Blackrock in Q3 2024, selling an estimated $42M.
  • William Blair & Company's ten largest holdings make up 24% of its $34.1B portfolio in Q3 2024.
  • William Blair & Company opened 86 new positions and closed 71 in Q3 2024.
  • William Blair & Company's portfolio value rose 5% quarter-over-quarter to $34.1B.

Based on William Blair & Company's 13F filing for Q3 2024, filed 12 Nov 2024.