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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
-3.85%
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
$26.1B
AUM Growth
-$1.22B
Cap. Flow
+$114M
Cap. Flow %
0.44%
Top 10 Hldgs %
23.71%
Holding
1,877
New
67
Increased
674
Reduced
719
Closed
85

Top Buys

Rank Stock Value
1
KVUE icon
Kenvue
KVUE
+$32.2M
2
LZ icon
LegalZoom.com
LZ
+$26.6M
3
CRWD icon
CrowdStrike
CRWD
+$24M
4
CSGP icon
CoStar Group
CSGP
+$20.8M
5
GNRC icon
Generac Holdings
GNRC
+$18.3M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$37.6M
2
PODD icon
Insulet
PODD
+$37.3M
3
NVDA icon
NVIDIA
NVDA
+$24.8M
4
ATVI
Activision Blizzard
ATVI
+$20.6M
5
SBUX icon
Starbucks
SBUX
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 25.36%
2 Healthcare 17.61%
3 Financials 12.07%
4 Industrials 11.66%
5 Consumer Discretionary 8.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
INFN
1476
DELISTED
Infinera Corporation Common Stock
INFN
$115K ﹤0.01%
27,400
+10,900
+66% +$47.1K
EWH icon
1477
iShares MSCI Hong Kong ETF
EWH
$1.21B
$114K ﹤0.01%
6,664
-431
-6% -$7.93K
QCLN icon
1478
First Trust NASDAQ Clean Edge Green Energy Index Fund
QCLN
$632M
$112K ﹤0.01%
2,620
-124
-5% -$6.06K
PID icon
1479
Invesco International Dividend Achievers ETF
PID
$912M
$112K ﹤0.01%
6,681
+4,431
+197% +$78.5K
IRD
1480
Opus Genetics
IRD
$313M
$111K ﹤0.01%
33,267
– –
TEVA icon
1481
Teva Pharmaceuticals
TEVA
$42.8B
$111K ﹤0.01%
10,900
+130
+1% +$1.21K
HEDJ icon
1482
WisdomTree Europe Hedged Equity Fund
HEDJ
$1.87B
$111K ﹤0.01%
2,808
-200
-7% -$8.07K
FV icon
1483
First Trust Dorsey Wright Focus 5 ETF
FV
$3.8B
$111K ﹤0.01%
2,503
-270
-10% -$12.6K
MAMA icon
1484
Mama's Creations
MAMA
$826M
$109K ﹤0.01%
25,000
– –
NAPR icon
1485
Innovator Growth-100 Power Buffer ETF April
NAPR
$213M
$108K ﹤0.01%
2,593
– –
DGS icon
1486
WisdomTree Emerging Markets SmallCap Dividend Fund
DGS
$1.78B
$108K ﹤0.01%
2,342
+1
+0% +$48
DXYN
1487
DELISTED
Dixie Group Inc
DXYN
$107K ﹤0.01%
154,608
– –
VTWG icon
1488
Vanguard Russell 2000 Growth ETF
VTWG
$1.56B
$106K ﹤0.01%
647
– –
DWM icon
1489
WisdomTree International Equity Fund
DWM
$693M
$104K ﹤0.01%
2,151
+8
+0.4% +$400
ITM icon
1490
VanEck Intermediate Muni ETF
ITM
$2.13B
$104K ﹤0.01%
2,357
-330
-12% -$15K
GSY icon
1491
Invesco Ultra Short Duration ETF
GSY
$3.88B
$103K ﹤0.01%
2,077
-173
-8% -$8.61K
EAGG icon
1492
iShares ESG Aware US Aggregate Bond ETF
EAGG
$4.97B
$101K ﹤0.01%
2,230
+9
+0.4% +$418
CWI icon
1493
State Street SPDR MSCI ACWI ex-US ETF
CWI
$2.87B
$100K ﹤0.01%
4,036
– –
EWZ icon
1494
iShares MSCI Brazil ETF
EWZ
$8.57B
$99.7K ﹤0.01%
3,250
+1,582
+95% +$50.3K
SRLN icon
1495
State Street Blackstone Senior Loan ETF
SRLN
$5.37B
$98.8K ﹤0.01%
2,356
-359
-13% -$15K
MPT
1496
Medical Properties Trust
MPT
$2.42B
$97.5K ﹤0.01%
17,890
-6,950
-28% -$55.7K
IYG icon
1497
iShares US Financial Services ETF
IYG
$2.22B
$95.4K ﹤0.01%
1,851
– –
VTHR icon
1498
Vanguard Russell 3000 ETF
VTHR
$4.85B
$94.4K ﹤0.01%
495
– –
BOND icon
1499
PIMCO Active Bond Exchange-Traded Fund
BOND
$8.47B
$94.4K ﹤0.01%
1,074
-1
-0.1% -$90
GGT
1500
Gabelli Multimedia Trust
GGT
$175M
$93.6K ﹤0.01%
16,130
-31,871
-66% -$199K
58 59
60
61 62

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William Blair & Company's Q3 2023 Portfolio in Review

As of Q3 2023, William Blair & Company held 1,877 positions worth $26.1B, down 4.5% from $27.3B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q3 2023 filing shows 67 new, 674 increased, 719 reduced and 85 closed positions. Its largest new stake was Kenvue: 1,391,743 shares worth $27.9M. The largest sale was Apple, an estimated $37.6M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2023 buy was Kenvue: 1,391,743 shares worth $27.9M.
  • William Blair & Company added most to LegalZoom.com in Q3 2023, an estimated $26.6M increase.
  • William Blair & Company's biggest Q3 2023 reduction was Apple, cutting an estimated $37.6M.
  • William Blair & Company fully exited Activision Blizzard in Q3 2023, selling an estimated $20.6M.
  • William Blair & Company's ten largest holdings make up 24% of its $26.1B portfolio in Q3 2023.
  • William Blair & Company opened 67 new positions and closed 85 in Q3 2023.
  • William Blair & Company's portfolio value fell 4.5% quarter-over-quarter to $26.1B.

Based on William Blair & Company's 13F filing for Q3 2023, filed 9 Nov 2023.