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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
HDB icon
826
HDFC Bank
HDB
$119B
$950K ﹤0.01%
32,526
-730
-2% -$22.4K
DHS icon
827
WisdomTree US High Dividend Fund
DHS
$1.6B
$948K ﹤0.01%
12,510
– –
PRU icon
828
Prudential Financial
PRU
$43B
$948K ﹤0.01%
11,054
-43,257
-80% -$4.16M
DG icon
829
Dollar General
DG
$26.9B
$946K ﹤0.01%
3,946
-314
-7% -$77.5K
KRE icon
830
State Street SPDR S&P Regional Banking ETF
KRE
$4.67B
$942K ﹤0.01%
16,006
-631
-4% -$39.5K
VLD
831
DELISTED
Velo3D, Inc.
VLD
$942K ﹤0.01%
6,832
+65
+1% +$8.45K
EEFT icon
832
Euronet Worldwide
EEFT
$2.78B
$934K ﹤0.01%
12,334
+292
+2% +$27.4K
STT icon
833
State Street
STT
$52.2B
$933K ﹤0.01%
15,338
+833
+6% +$56.9K
DV icon
834
DoubleVerify
DV
$2.04B
$932K ﹤0.01%
34,083
+7,942
+30% +$205K
TMUS icon
835
T-Mobile US
TMUS
$197B
$930K ﹤0.01%
6,933
-801
-10% -$112K
AFL icon
836
Aflac
AFL
$60.7B
$927K ﹤0.01%
16,490
+281
+2% +$16.5K
HCSG icon
837
Healthcare Services Group
HCSG
$1.45B
$923K ﹤0.01%
76,326
-4,696
-6% -$69.2K
SUI icon
838
Sun Communities
SUI
$14.6B
$920K ﹤0.01%
6,799
-32
-0.5% -$5.06K
MPLX icon
839
MPLX
MPLX
$59.6B
$917K ﹤0.01%
30,549
+14,003
+85% +$440K
KEY icon
840
KeyCorp
KEY
$24.6B
$915K ﹤0.01%
57,135
+6,027
+12% +$108K
SCHF icon
841
Schwab International Equity ETF
SCHF
$69.3B
$913K ﹤0.01%
64,948
+3,550
+6% +$55.7K
HIMS icon
842
Hims & Hers Health
HIMS
$6.71B
$912K ﹤0.01%
163,523
-2
-0% -$12
PFGC icon
843
Performance Food Group
PFGC
$16.4B
$911K ﹤0.01%
21,216
+1,671
+9% +$82.6K
FLRN icon
844
State Street SPDR Bloomberg Investment Grade Floating Rate ETF
FLRN
$2.97B
$910K ﹤0.01%
30,033
+17,510
+140% +$531K
IQV icon
845
IQVIA
IQV
$39.8B
$909K ﹤0.01%
5,018
-457
-8% -$100K
ONEM
846
DELISTED
1Life Healthcare
ONEM
$907K ﹤0.01%
52,871
-8,479
-14% -$133K
ISTB icon
847
iShares Core 1-5 Year USD Bond ETF
ISTB
$5.14B
$906K ﹤0.01%
19,660
– –
MRO
848
DELISTED
Marathon Oil Corporation
MRO
$899K ﹤0.01%
39,829
+921
+2% +$21.8K
EXP icon
849
Eagle Materials
EXP
$6.41B
$895K ﹤0.01%
8,346
-118
-1% -$14.1K
MFC icon
850
Manulife Financial
MFC
$72.9B
$886K ﹤0.01%
56,512
-5,158
-8% -$90.5K
32 33
34
35 36

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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.