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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
TMCI icon
1601
Treace Medical Concepts
TMCI
$309M
$58.5K ﹤0.01%
10,080
-8,675
-46% -$55.7K
GVI icon
1602
iShares Intermediate Government/Credit Bond ETF
GVI
$3.78B
$57.8K ﹤0.01%
540
-142
-21% -$15K
EWJV icon
1603
iShares MSCI Japan Value ETF
EWJV
$746M
$57.8K ﹤0.01%
1,750
– –
FNCL icon
1604
Fidelity MSCI Financials Index ETF
FNCL
$2.4B
$56.7K ﹤0.01%
888
– –
SEAT icon
1605
Vivid Seats
SEAT
$85.4M
$56.6K ﹤0.01%
765
-259
-25% -$23.6K
RSPM icon
1606
Invesco S&P 500 Equal Weight Materials ETF
RSPM
$194M
$56.4K ﹤0.01%
1,510
– –
PAYS icon
1607
Paysign
PAYS
$705M
$55.5K ﹤0.01%
15,120
– –
NMTC icon
1608
NeuroOne Medical Technologies
NMTC
$14.2M
$55K ﹤0.01%
+9,259
New +$46.3K
XHB icon
1609
State Street SPDR S&P Homebuilders ETF
XHB
$1.56B
$54.5K ﹤0.01%
438
-759
-63% -$85.8K
AUTL
1610
Autolus Therapeutics
AUTL
$562M
$54.2K ﹤0.01%
14,932
-3,862
-21% -$15.4K
SHYG icon
1611
iShares 0-5 Year High Yield Corporate Bond ETF
SHYG
$7.62B
$53.6K ﹤0.01%
1,235
+276
+29% +$11.8K
JNK icon
1612
State Street SPDR Bloomberg High Yield Bond ETF
JNK
$6.92B
$53.5K ﹤0.01%
547
+145
+36% +$13.9K
SPYX icon
1613
State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF
SPYX
$2.84B
$53.3K ﹤0.01%
1,128
– –
AIVI icon
1614
WisdomTree International AI Enhanced Value Fund
AIVI
$63.9M
$53K ﹤0.01%
1,210
– –
VTWG icon
1615
Vanguard Russell 2000 Growth ETF
VTWG
$1.55B
$52.8K ﹤0.01%
255
– –
RING icon
1616
iShares MSCI Global Gold Miners ETF
RING
$2.56B
$52.1K ﹤0.01%
1,579
+176
+13% +$5.5K
TBF icon
1617
ProShares Short 20+ Year Treasury ETF
TBF
$104M
$52K ﹤0.01%
2,350
– –
ISCG icon
1618
iShares Morningstar Small-Cap Growth ETF
ISCG
$1.02B
$52K ﹤0.01%
1,062
– –
XES icon
1619
State Street SPDR S&P Oil & Gas Equipment & Services ETF
XES
$364M
$51.6K ﹤0.01%
639
– –
XOP icon
1620
State Street SPDR S&P Oil & Gas Exploration & Production ETF
XOP
$3.51B
$51K ﹤0.01%
388
+46
+13% +$6.36K
EWZ icon
1621
iShares MSCI Brazil ETF
EWZ
$8.95B
$50.1K ﹤0.01%
1,700
– –
BELFA icon
1622
Bel Fuse Inc Class A
BELFA
$3.37B
$49.7K ﹤0.01%
500
– –
JSMD icon
1623
Janus Henderson Small/Mid Cap Growth Alpha ETF
JSMD
$1.1B
$49.6K ﹤0.01%
683
– –
COPX icon
1624
Global X Copper Miners ETF NEW
COPX
$8.16B
$49.2K ﹤0.01%
1,041
– –
IFLN
1625
Invesco Bloomberg Enhanced Fallen Angels ETF
IFLN
$307M
$49K ﹤0.01%
2,643
+7
+0.3% +$128
63 64
65
66 67

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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.