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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
AES icon
1201
AES
AES
$10.5B
$315K ﹤0.01%
+13,933
New +$330K
XYLD icon
1202
Global X S&P 500 Covered Call ETF
XYLD
$3.28B
$315K ﹤0.01%
8,255
+3,307
+67% +$140K
AZPN
1203
DELISTED
Aspen Technology Inc
AZPN
$315K ﹤0.01%
1,321
+56
+4% +$11.6K
NBHC icon
1204
National Bank Holdings
NBHC
$1.94B
$314K ﹤0.01%
8,500
– –
HUBS icon
1205
HubSpot
HUBS
$11.6B
$311K ﹤0.01%
1,152
+15
+1% +$4.76K
BAC.PRL icon
1206
Bank of America Series L
BAC.PRL
$4.01B
$310K ﹤0.01%
264
+36
+16% +$44.4K
CELH icon
1207
Celsius Holdings
CELH
$7.29B
$310K ﹤0.01%
10,245
-6,954
-40% -$218K
MGEE icon
1208
MGE Energy Inc
MGEE
$3.06B
$310K ﹤0.01%
4,717
-3,375
-42% -$265K
VKTX icon
1209
Viking Therapeutics
VKTX
$3.85B
$310K ﹤0.01%
113,788
-45,130
-28% -$148K
M icon
1210
Macy's
M
$6.26B
$309K ﹤0.01%
19,735
+7
+0% +$124
MMI icon
1211
Marcus & Millichap
MMI
$1.19B
$309K ﹤0.01%
9,428
-892
-9% -$33.7K
VNT icon
1212
Vontier
VNT
$4.49B
$309K ﹤0.01%
18,482
-979
-5% -$21.8K
RELX icon
1213
RELX
RELX
$60B
$308K ﹤0.01%
+12,658
New +$344K
KDP icon
1214
Keurig Dr Pepper
KDP
$42.1B
$307K ﹤0.01%
8,576
+2,619
+44% +$99.1K
VOX icon
1215
Vanguard Communication Services ETF
VOX
$5.86B
$307K ﹤0.01%
3,722
-30
-0.8% -$2.86K
BDXB
1216
DELISTED
Becton, Dickinson and Company Depositary Shares, each Representing a 1/20th Interest in a Share of 6.00% Mandatory Convertible Preferred Stock, Series B
BDXB
$307K ﹤0.01%
6,522
– –
ABM icon
1217
ABM Industries
ABM
$2.82B
$306K ﹤0.01%
8,000
– –
JBL icon
1218
Jabil
JBL
$39B
$306K ﹤0.01%
5,311
+693
+15% +$40.3K
BRKL
1219
DELISTED
Brookline Bancorp
BRKL
$305K ﹤0.01%
26,210
– –
SPOK icon
1220
Spok Holdings
SPOK
$229M
$305K ﹤0.01%
39,878
– –
MAS icon
1221
Masco
MAS
$14.7B
$302K ﹤0.01%
6,474
-2,911
-31% -$152K
MGC icon
1222
Vanguard Morningstar Mega Cap ETF
MGC
$10.4B
$302K ﹤0.01%
2,422
-100
-4% -$13.9K
SPOT icon
1223
Spotify
SPOT
$102B
$302K ﹤0.01%
+3,504
New +$375K
IS
1224
DELISTED
ironSource Ltd.
IS
$301K ﹤0.01%
87,598
-37,018
-30% -$141K
IEV icon
1225
iShares Europe ETF
IEV
$1.7B
$300K ﹤0.01%
7,948
-750
-9% -$31.7K
47 48
49
50 51

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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.