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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
ELF icon
701
e.l.f. Beauty
ELF
$5.81B
$2.08M 0.01%
19,061
-1,457
-7% -$229K
AFL icon
702
Aflac
AFL
$62.6B
$2.07M 0.01%
18,548
-111
-0.6% -$11.3K
AVAV icon
703
AeroVironment
AVAV
$9.45B
$2.07M 0.01%
10,325
+41
+0.4% +$7.38K
MGV icon
704
Vanguard Morningstar Mega Cap Value ETF
MGV
$13.6B
$2.06M 0.01%
16,038
-1,290
-7% -$159K
PPA icon
705
Invesco Aerospace & Defense ETF
PPA
$8.7B
$2.04M 0.01%
17,748
+7,697
+77% +$837K
FITB
706
Fifth Third Bancorp
FITB
$51.8B
$2.03M 0.01%
47,320
+1,631
+4% +$66.4K
MAIN icon
707
Main Street Capital
MAIN
$5.48B
$2.02M 0.01%
40,342
-58
-0.1% -$2.9K
D icon
708
Dominion Energy
D
$59.3B
$2.02M 0.01%
34,990
+5,438
+18% +$297K
XLP icon
709
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.7B
$2.02M 0.01%
24,349
+3,587
+17% +$288K
SCHR
710
Schwab Intermediately-Term US Treasury ETF
SCHR
$13.3B
$1.99M 0.01%
78,800
+10,662
+16% +$266K
BND icon
711
Vanguard Total Bond Market
BND
$161B
$1.99M 0.01%
26,535
+4,348
+20% +$322K
PEG icon
712
Public Service Enterprise Group
PEG
$37.7B
$1.99M 0.01%
22,311
+4,307
+24% +$344K
AVB icon
713
AvalonBay Communities
AVB
$26.8B
$1.97M 0.01%
8,768
-211
-2% -$45.6K
VAW icon
714
Vanguard Materials ETF
VAW
$3.08B
$1.97M 0.01%
9,314
+3,303
+55% +$661K
WTW icon
715
Willis Towers Watson
WTW
$32B
$1.97M 0.01%
6,673
+78
+1% +$21.8K
IJJ icon
716
iShares S&P Mid-Cap 400 Value ETF
IJJ
$9.03B
$1.96M 0.01%
15,882
+29
+0.2% +$3.45K
BBJP icon
717
JPMorgan BetaBuilders Japan ETF
BBJP
$18.9B
$1.95M 0.01%
32,878
-5,069
-13% -$292K
LSCC icon
718
Lattice Semiconductor
LSCC
$18.5B
$1.94M 0.01%
36,614
-8,373
-19% -$429K
RPM icon
719
RPM International
RPM
$15B
$1.94M 0.01%
16,053
-313
-2% -$36.2K
CG icon
720
Carlyle Group
CG
$17.2B
$1.91M 0.01%
44,432
-884
-2% -$37.1K
STAG icon
721
STAG Industrial
STAG
$7.19B
$1.91M 0.01%
48,910
-128
-0.3% -$5.02K
STR
722
DELISTED
Sitio Royalties
STR
$1.9M 0.01%
91,047
-2,321
-2% -$52.6K
DHS icon
723
WisdomTree US High Dividend Fund
DHS
$1.58B
$1.89M 0.01%
20,180
+175
+0.9% +$15.8K
IMCG icon
724
iShares Morningstar Mid-Cap Growth ETF
IMCG
$4.12B
$1.88M 0.01%
25,777
+2,536
+11% +$176K
IONS icon
725
Ionis Pharmaceuticals
IONS
$9.4B
$1.87M 0.01%
46,651
+21,389
+85% +$995K
27 28
29
30 31

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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.