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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
-2.96%
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
$21.8B
AUM Growth
-$767M
Cap. Flow
+$148M
Cap. Flow %
0.68%
Top 10 Hldgs %
23.44%
Holding
1,924
New
62
Increased
766
Reduced
660
Closed
101

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$31.3M
2
TYL icon
Tyler Technologies
TYL
+$24.6M
3
DHR icon
Danaher
DHR
+$22.7M
4
IRTC icon
iRhythm Holdings
IRTC
+$20.9M
5
USFR icon
WisdomTree Floating Rate Treasury Fund
USFR
+$20.8M

Top Sells

Rank Stock Value
1
TEAM icon
Atlassian
TEAM
+$77.8M
2
TREX icon
Trex
TREX
+$39.7M
3
DOCU
DocuSign
DOCU
+$17.2M
4
AKAM icon
Akamai
AKAM
+$16.6M
5
GLD icon
SPDR Gold Trust
GLD
+$13.1M

Sector Composition

Rank Sector Weight
1 Technology 23.15%
2 Healthcare 19.33%
3 Financials 11.9%
4 Industrials 11.25%
5 Consumer Discretionary 9.33%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
STLA icon
1401
Stellantis
STLA
$20.1B
$176K ﹤0.01%
+14,889
New +$200K
SUSB icon
1402
iShares ESG Aware 1-5 Year USD Corporate Bond ETF
SUSB
$1.3B
$176K ﹤0.01%
7,474
+9
+0.1% +$216
EMB icon
1403
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$15B
$175K ﹤0.01%
2,198
+171
+8% +$14.6K
HLN icon
1404
Haleon
HLN
$43.1B
$174K ﹤0.01%
+28,532
New +$185K
LIND icon
1405
Lindblad Expeditions
LIND
$2.25B
$173K ﹤0.01%
25,600
– –
OPEN icon
1406
Opendoor
OPEN
$3.45B
$172K ﹤0.01%
57,147
-628
-1% -$2.88K
CLOV icon
1407
Clover Health Investments
CLOV
$2.4B
$171K ﹤0.01%
100,600
-565
-0.6% -$1.48K
EWH icon
1408
iShares MSCI Hong Kong ETF
EWH
$1.21B
$171K ﹤0.01%
9,391
– –
PFFD icon
1409
Global X US Preferred ETF
PFFD
$2.18B
$171K ﹤0.01%
8,351
+7,791
+1,391% +$168K
QLTA icon
1410
iShares AAA-A Rated Corporate Bond ETF
QLTA
$1.22B
$171K ﹤0.01%
3,773
– –
VONV icon
1411
Vanguard Russell 1000 Value ETF
VONV
$22B
$171K ﹤0.01%
2,867
-956
-25% -$63K
TDIV icon
1412
First Trust NASDAQ Technology Dividend Index Fund
TDIV
$4.46B
$170K ﹤0.01%
3,900
-96
-2% -$4.88K
CHPT icon
1413
ChargePoint
CHPT
$162M
$169K ﹤0.01%
572
+50
+10% +$15.2K
EWT icon
1414
iShares MSCI Taiwan ETF
EWT
$11.6B
$169K ﹤0.01%
3,910
+174
+5% +$8.62K
EMLP icon
1415
First Trust North American Energy Infrastructure Fund
EMLP
$4.16B
$168K ﹤0.01%
6,754
-481
-7% -$13.1K
AEF
1416
abrdn Emerging Markets Equity Income Fund
AEF
$383M
$165K ﹤0.01%
36,095
-4,105
-10% -$21.8K
GVI icon
1417
iShares Intermediate Government/Credit Bond ETF
GVI
$3.8B
$165K ﹤0.01%
1,619
– –
XLRE icon
1418
State Street Real Estate Select Sector SPDR ETF
XLRE
$8.66B
$165K ﹤0.01%
4,590
+329
+8% +$13.8K
IKT icon
1419
Inhibikase Therapeutics
IKT
$378M
$163K ﹤0.01%
29,833
+25,666
+616% +$135K
XNTK icon
1420
State Street SPDR NYSE Technology ETF
XNTK
$2.27B
$163K ﹤0.01%
1,736
+1
+0.1% +$109
KIE icon
1421
State Street SPDR S&P Insurance ETF
KIE
$675M
$162K ﹤0.01%
4,475
– –
AGZ icon
1422
iShares Agency Bond ETF
AGZ
$566M
$161K ﹤0.01%
1,509
– –
TCRT icon
1423
Alaunos Therapeutics
TCRT
$4.86M
$161K ﹤0.01%
625
– –
VMBS icon
1424
Vanguard Mortgage-Backed Securities ETF
VMBS
$15.7B
$160K ﹤0.01%
3,549
-28
-0.8% -$1.33K
VVNT
1425
DELISTED
Vivint Smart Home, Inc. Class A Common Stock
VVNT
$158K ﹤0.01%
24,020
– –
55 56
57
58 59

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William Blair & Company's Q3 2022 Portfolio in Review

As of Q3 2022, William Blair & Company held 1,924 positions worth $21.8B, down 3.4% from $22.5B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q3 2022 filing shows 62 new, 766 increased, 660 reduced and 101 closed positions. Its largest new stake was GSK: 37,792 shares worth $1.11M. The largest sale was Atlassian, an estimated $77.8M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 24% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2022 buy was GSK: 37,792 shares worth $1.11M.
  • William Blair & Company added most to Watsco Inc in Q3 2022, an estimated $31.3M increase.
  • William Blair & Company's biggest Q3 2022 reduction was Trex, cutting an estimated $39.7M.
  • William Blair & Company fully exited Atlassian in Q3 2022, selling an estimated $77.8M.
  • William Blair & Company's ten largest holdings make up 23% of its $21.8B portfolio in Q3 2022.
  • William Blair & Company opened 62 new positions and closed 101 in Q3 2022.
  • William Blair & Company's portfolio value fell 3.4% quarter-over-quarter to $21.8B.

Based on William Blair & Company's 13F filing for Q3 2022, filed 9 Nov 2022.