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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
+7.16%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
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
EPAM icon
651
EPAM Systems
EPAM
$5.09B
$2.48M 0.01%
12,452
-1,320
-10% -$265K
VGK icon
652
Vanguard FTSE Europe ETF
VGK
$31B
$2.48M 0.01%
34,856
+8,464
+32% +$582K
PCAR icon
653
PACCAR
PCAR
$68.1B
$2.47M 0.01%
24,990
-2,332
-9% -$228K
XEL icon
654
Xcel Energy
XEL
$49.4B
$2.46M 0.01%
37,614
-8
-0% -$475
ITA icon
655
iShares US Aerospace & Defense ETF
ITA
$14.8B
$2.45M 0.01%
16,354
+1,163
+8% +$164K
BMRN icon
656
BioMarin Pharmaceuticals
BMRN
$13.4B
$2.43M 0.01%
34,516
-2,318
-6% -$194K
B
657
Barrick Mining
B
$66.8B
$2.42M 0.01%
121,837
-8,655
-7% -$165K
CHRW icon
658
C.H. Robinson
CHRW
$17.4B
$2.42M 0.01%
21,935
+91
+0.4% +$8.84K
CTLT
659
DELISTED
CATALENT, INC.
CTLT
$2.36M 0.01%
38,980
-726
-2% -$43K
BIIB icon
660
Biogen
BIIB
$31.1B
$2.36M 0.01%
12,155
-939
-7% -$196K
AIR icon
661
AAR Corp
AIR
$5.82B
$2.33M 0.01%
35,682
-19,428
-35% -$1.29M
SCHO icon
662
Schwab Short-Term US Treasury ETF
SCHO
$13B
$2.33M 0.01%
95,198
+19,560
+26% +$475K
SG icon
663
Sweetgreen
SG
$702M
$2.32M 0.01%
65,510
-125,541
-66% -$3.81M
NTAP icon
664
NetApp
NTAP
$40.3B
$2.31M 0.01%
18,734
+631
+3% +$78.7K
PLTR icon
665
Palantir
PLTR
$421B
$2.31M 0.01%
62,174
+247
+0.4% +$7.58K
VLUE icon
666
iShares MSCI USA Value Factor ETF
VLUE
$9.7B
$2.3M 0.01%
21,134
-467
-2% -$49.3K
GMS
667
DELISTED
GMS Inc
GMS
$2.3M 0.01%
25,420
+20,027
+371% +$1.77M
FTAI icon
668
FTAI Aviation
FTAI
$22.4B
$2.29M 0.01%
+17,232
New +$1.95M
NAPR icon
669
Innovator Growth-100 Power Buffer ETF April
NAPR
$213M
$2.28M 0.01%
46,904
-85,872
-65% -$4.09M
SPYM
670
State Street SPDR Portfolio S&P 500 ETF
SPYM
$169B
$2.27M 0.01%
33,689
+8,050
+31% +$524K
VTWO icon
671
Vanguard Russell 2000 ETF
VTWO
$17.4B
$2.27M 0.01%
25,428
+615
+2% +$53.2K
GAIN icon
672
Gladstone Investment Corp
GAIN
$658M
$2.27M 0.01%
157,193
+860
+0.6% +$11.6K
HYMB icon
673
State Street SPDR Nuveen ICE High Yield Municipal Bond ETF
HYMB
$3.37B
$2.25M 0.01%
85,755
-18,005
-17% -$467K
NTNX icon
674
Nutanix
NTNX
$17.6B
$2.25M 0.01%
38,018
-986
-3% -$54.2K
IYR icon
675
iShares US Real Estate ETF
IYR
$4.57B
$2.25M 0.01%
22,065
-1,013
-4% -$97.6K

Similar funds

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.