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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
MEDP icon
626
Medpace
MEDP
$16.4B
$1.93M 0.01%
12,280
-5,659
-32% -$903K
COLI
627
DELISTED
Colicity Inc. Class A Common Stock
COLI
$1.92M 0.01%
195,638
-2,600
-1% -$25.6K
CLX icon
628
Clorox
CLX
$12.6B
$1.91M 0.01%
14,876
-4,452
-23% -$642K
GAIN icon
629
Gladstone Investment Corp
GAIN
$658M
$1.89M 0.01%
155,762
+1,680
+1% +$24.2K
TOST icon
630
Toast
TOST
$19.8B
$1.88M 0.01%
112,631
+88,785
+372% +$1.54M
EQR icon
631
Equity Residential
EQR
$24.7B
$1.87M 0.01%
27,773
-56
-0.2% -$4.14K
PCYO icon
632
Pure Cycle
PCYO
$274M
$1.86M 0.01%
223,325
-7,780
-3% -$79.8K
VAW icon
633
Vanguard Materials ETF
VAW
$3.05B
$1.85M 0.01%
12,478
+2,044
+20% +$337K
AVB icon
634
AvalonBay Communities
AVB
$26.3B
$1.84M 0.01%
9,979
-63
-0.6% -$12.7K
LH icon
635
Labcorp
LH
$26.1B
$1.84M 0.01%
10,448
+703
+7% +$144K
PLUG icon
636
Plug Power
PLUG
$3.14B
$1.79M 0.01%
85,233
-209
-0.2% -$4.99K
COWZ icon
637
Pacer US Cash Cows 100 ETF
COWZ
$19.6B
$1.79M 0.01%
43,629
+4,193
+11% +$188K
SUSA icon
638
iShares ESG Optimized MSCI USA ETF
SUSA
$4.19B
$1.78M 0.01%
23,493
+10
+0% +$851
CNNE icon
639
Cannae Holdings
CNNE
$671M
$1.78M 0.01%
86,105
-10,490
-11% -$226K
YUMC icon
640
Yum China
YUMC
$16.2B
$1.78M 0.01%
37,536
+363
+1% +$17.4K
EFV icon
641
iShares MSCI EAFE Value ETF
EFV
$30.1B
$1.77M 0.01%
45,880
-1,613
-3% -$68.8K
PARA
642
DELISTED
Paramount Global Class B
PARA
$1.77M 0.01%
60,248
-9,424
-14% -$226K
MRNA icon
643
Moderna
MRNA
$25.5B
$1.75M 0.01%
14,771
+20
+0.1% +$3.04K
B
644
Barrick Mining
B
$66.8B
$1.74M 0.01%
112,226
+41,347
+58% +$652K
COR icon
645
Cencora
COR
$59.9B
$1.73M 0.01%
12,778
+3,699
+41% +$531K
HURN icon
646
Huron Consulting
HURN
$2.39B
$1.73M 0.01%
26,104
-529
-2% -$35.1K
RKLB icon
647
Rocket Lab Corp
RKLB
$51.7B
$1.73M 0.01%
424,471
-158
-0% -$779
SSTI icon
648
SoundThinking
SSTI
$105M
$1.73M 0.01%
60,084
+182
+0.3% +$5.72K
GPC icon
649
Genuine Parts
GPC
$18.5B
$1.73M 0.01%
11,556
+1,260
+12% +$190K
SCHB icon
650
Schwab US Broad Market ETF
SCHB
$45.1B
$1.72M 0.01%
122,796
+53,544
+77% +$833K
24 25
26
27 28

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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.